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Interesting links
Astronomy


I cannot take responsibility for the contents of the below links,
they have been chosen to supply knowledge and information only.

Please, report broken links to : Contact


All links not connected to astronomy you find on a new separate page:

  • Links Others

  • Contents

  • Astronomy, retail dealers
  • Telescopes
  • Mounts
  • Direct drive mount projects
  • Observatory building tips
  • Observatory dome building tips


  • CCD and CMOS cameras
  • Camera analyze review and news
  • Focus stepper motors


  • Filters
  • Control programs
  • Image processing
  • Image analyze
  • Star charts


  • Astronomy photos and sketches
  • Robotic-telescopes
  • Tips and tricks
  • Reviews


  • Work shop and parts
  • Meteor and Meteor Shower
  • Planets
  • Comets
  • Impacts


  • Interesting readings about astronomy
  • Magazine
  • Astronomy clubs and associations
  • Astronomy education


  • Space crafts
  • Space
  • Space Tourism
  • I also have a new page with "Astronomical Dictionary" links to Wikipedia: ../astronomy/astronomical-dictionary/astronomical-dictionary.html


    Ad / Annons:



    Astronomy, retail dealers:

    I have tried to sort the dealers on their home countries, most pages has an "English" button. This is links that I have found when looking for "difficult" parts. I hope it will help others to find what they looking for.

    retail dealers, Sweden:

  • http://www.rymdbutiken.se/ (telescope supplier, Rymdbutiken, Sweden)
  • http://www.astrosweden.se/ (telescope supplier, Astrosweden, Sweden)
  • http://www.stjarnhusetonline.se/ (telescope supplier, Stjärnhuset, Sweden)
  • http://www.gofoto.se/ (telescope supplier, Gfoto, Sweden)
  • retail dealers, Denmark:

  • http://www.2astro.dk/ (telescope supplier, Astro, Denmark)
  • retail dealers, UK:

  • https://www.widescreen-centre.co.uk/ (telescope supplier, Wide Screen Centre, UK)
  • https://www.telescopehouse.com/ (telescope supplier, Telescope House, UK)
  • https://www.northdowntelescopes.co.uk/ (telescope supplier, North Down Telescopes, UK)
  • http://www.tringastro.co.uk/ (telescope supplier, Tring Astro, UK)
  • http://www.365astronomy.com/ (telescope & CCD supplier, 365Astronomy, UK)
  • https://www.altairastro.com/ (telescope & CCD supplier, Altair Astro, UK)
  • http://www.pulsarobservatories.com/ (Observattoy Domes, Pulsar Observatories, UK)
  • http://astronomiser.co.uk/ (power adapters EQ Direct, Astronomiser, UK)
  • https://www.firstlightoptics.com/ (telescope & CCD supplier, First Light Optics, UK)
  • https://www.harrisontelescopes.co.uk/ (telescope & CCD supplier, Harrison Telescopes, UK)
  • http://astrograph.net/ (astrographs, Astrograph, UK)
  • http://www.iankingimaging.com/ (telescope & CCD supplier, Ian King Imaging, UK)
  • http://www.modernastronomy.com/ (telescope & CCD supplier, Modern Astronomy, UK)
  • http://www.opticalvision.co.uk/ (telescopes supplier, Optical Vision, UK)
  • http://www.opticstar.com/ (telescope & CCD supplier, Opticstar, UK)
  • http://www.orionoptics.co.uk/ (telescopes supplier, Orion Optics, UK)
  • http://www.scsastro.co.uk/ (telescope & CCD supplier, SCS Astro, UK)
  • http://www.speedflameout.talktalk.net/ (Camera supplier, Speedflameout, UK)
  • http://www.green-witch.com/ (telescopes supplier, Green-Witch, UK)
  • http://www.rothervalleyoptics.co.uk/ (telescope & CCD supplier, Rother Valley Optics, UK)
  • https://www.vixenoptics.co.uk/ (telescopes, Vixen Optics, UK)
  • http://www.wexphotographic.com/ (telescopes supplier, Wex Photographic, UK)
  • http://www.harpersphoto.co.uk/ (telescopes supplier, Harpers Photographic, UK)
  • http://www.explorescientific.co.uk/ (telescope & CCD supplier, Explorer Schientific, UK)
  • http://www.takahashi-europe.com/en/ (Takahashi telescope supplier, Takahashi Europe, UK)
  • http://www.opticstar.com/ (telescope & CCD supplier, Opticstar, UK)

  • Ad / Annons:


    retail dealers, Ireland:

  • http://www.ktectelescopes.ie/ (telescope supplier, Ktec Telescopes, Ireland)
  • retail dealers, Germany:

  • http://www.apm-telescopes.de/en/ (telescope supplier, APM Telescops, Germany)
  • http://www.astrosysteme.com/ (telescope and mounts, Astro System, Germany)
  • http://www.astrolumina.de/ (telescope camera supplier, TAstro Lumina, Germany)
  • http://www.teleskop-laden.de/ (telescope and mount supplier, Teleskop Laden, Germany)
  • http://www.bresser.de/ (telescope supplier, Bresser, Germany)
  • http://www.teleskop-express.de/ (telescope supplier, Telescope-Express, Germany)
  • http://www.astroshop.eu/ (telescope supplier, Astroshop, Germany)
  • http://www.baader-planetarium.de/ (filter supplier, Baader, Germany)
  • http://www.astronomik.com/ en/home (filter supplier, Astromik, Germany)
  • retail dealers, Italy:

  • http://www.geminitelescope.com/ (telescope and accessories, Geminitelescope, Italy)
  • http://www.staroptics.it/ (telescope and accessories, Staroptics, Italy)
  • http://www.primalucelab.com/ (telescope and accessories, Primalucelab, Italy)
  • http://www.otticasanmarco.it/ (telescope and accessories, Otticasanmarco, Italy)
  • http://www.reginato.it/ (mirrors and accessories, Reginato, Italy)
  • http://www.costruzioniottichezen.com/ (mirrors and accessories, Costruzioniottichezen, Italy)
  • http://www.otticheariete.com/ (mirrors and accessories, Otticheariete, Italy)
  • http://www.astrottica.it/ (telescope and accessories, Astrottica, Italy)
  • http://www.unitronitalia.com/ (telescope, Unitron Italia, Italy)
  • http://www.teleskopai.lt/ (telescope and accessories for astronomy, Teleskopia, Italy)
  • http://www.skypoint.it/en/ (telescope and accessories for astronomy, Italy)
  • http://www.telescopedoctor.com/ (telescope and accessories for astronomy, Telescopedoctor, Italy)
  • http://shop.tecnosky.it/ (telescope and accessories for astronomy, Technosky, Italy)
  • http://lbastro.it/ (accessories for astronomy, Lbastro, Italy)
  • retail dealers, Bulgaria:

  • http://www.astroreflect.com/ (Dobson and Newton, Bulgaria)
  • retail dealers, France:

  • http://www.pierro-astro.com/ (telescope and accessories, Pierro Astro, France)
  • http://www.telescopes-et-accessoires.fr/ (telescope and accessories, Telescopes, France)
  • http://www.usb-foc.us/ (USB-focus, manufacturer)
  • retail dealers, Netherlands:

  • http://www.sumerianoptics.com/ (Sumerian Optics, Netherlands) NEW July 2017!
  • http://www.robtics.nl/ (telescope supplier, Robotics, Netherlands)
  • retail dealers, Belgium:

  • https://www.astromarket.org/ (telescope and accessories, Astromarket, Belgium)
  • http://www.lo.be/ (telescope and mount supplier, Lichtenknecker Optics, Belgium)
  • retail dealers, Austria:

  • http://www.teleskop-austria.at/ (telescope and mount supplier, Teleskop Austria, Austria)
  • retail dealers, Poland:

  • http://astromarket.pl/ (telescope and mount supplier, Astromarket, Poland)
  • retail dealers, Czech Republic:

  • http://www.astroobchod.sk/ (telescope and mount supplier, Astrobchod, Czech Republic)
  • retail dealers, Hungary:

  • http://www.tavcso.hu/ (telescope and mount supplier, Tavcso, Hungary)
  • retail dealers, US:

  • http://www.astropetes.com.au/ (Astro Pete's, retailer, US) NEW August 2017!
  • http://www.alpineastro.com/ (mounts supplier, Alpine Astro, US)
  • http://www.astro-physics.com/ (telescopes, Astro-Physics, US)
  • http://astronomy-mall.com/ (Coatings, Astronomy Mall, US)
  • http://www.highpointscientific.com/ (telescope and mounts, Highpoint Scientific, US)
  • http://www.dreamscopes.com/ (telescope and parts, Dream Scopes, US)
  • http://handsonoptics.com/ (telescope and parts, Hans On Optics, US)
  • http://www.hotechusa.com/ (telescope accessories, Hotech USA, US)
  • http://hutech.com/ (Borg telescopes, Hutech, US)
  • http://www.hyperstarimaging.com/ (Hyperstar correctors, Hyperstars Imaging, US)
  • http://www.ioptron.com/ (mounts, Ioptrom, US)
  • http://www.jtwastronomy.com/ (custum machining cnc parts, JTW Astronomy, US)
  • http://store.smartastronomy.com/ (telescope and parts, Smart Astronomy, US)
  • http://www.lakeside-astro.com/ (motor focus, Lakeside Astro, US)
  • http://www.lumicon.com/ (filters, Lumicon, US)
  • http://www.focuser.com/ (motor focus, Focuser, US)
  • https://www.optcorp.com/ (telescope and parts, Optcorp, US)
  • http://www.edmundoptics.com/ (optical parts, Edmund Optics, US)
  • http://www.telescope.com/ (orion telescope, Telescope, US)
  • http://rigel.datacorner.com/ rigelsys/rigelsys.html (spectroscopi, Rigel System, US)
  • http://www.scopecity.com/ (telescope and parts, Scopecity, US)
  • http://www.siebertoptics.com/ (telescope, binoviewer parts, Siebert Optics, US)
  • http://www.skiesunlimited.com/ (telescope and parts, Skies Unlimited, US)
  • http://www.southernstars.com/ (remote USB, Southern Stars, US)
  • http://starizona.com/ (telescope and parts, Starizona, US)
  • http://www.us-astro.com/ (advanced accessories, US-Astro, US)
  • https://www.astronomics.com/ (telescope and accessories, Astronomics, US)
  • https://telescopes.net/ (telescope and parts, Woodland Hills, US)
  • http://www.astrofocustechnology.com/ (motor focus and parts, Astrofocus Technology, US)
  • http://xagylastro.com/ (filter wheels and accessories, Xagyl Astro, US)
  • http://www.stellarvue.com/ (telescope and parts, Stellarvue, US)
  • https://www.innovationsforesight.com/ (on-axis guider, Innovation Foresight, US)
  • http://www.scopestuff.com/ (telescope and parts, Scopestuff, US)
  • http://agenaastro.com/ (telescope and parts, Agena Astro, US)
  • https://www.astrosystems.biz/ (telescope parts, Skypoint, US)
  • http://www.rfroyce.com/ (telescope mirrors, Royce, US)
  • http://www.fpi-protostar.com/ (telescope parts, Protostar, US)
  • http://www.1800destiny.com/ (telescope parts, spiders, US)
  • http://www.observatory.org/ (focus accessories for astronomy, Observatory, US)
  • http://www.astrovid.com/ (telescope & CCD supplier, Astrovid, US)
  • http://www.astrodon.com/ (filter supplier, Astrodon, US)
  • retail dealers, Canada:

  • http://www.all-startelescope.com/ (All-Star Telescope, retailer, Canada) NEW August 2017!
  • https://www.ontariotelescope.com/ (telescope and accessories, Ontario Telescope, Canada)
  • http://www.canadiantelescopes.com/ (telescope and accessories, Canadian Telescopes, Canada)
  • http://www.kendrickastro.com/ (powersuply dew heater controllers, Kendrick Astro, Canada)
  • http://khanscope.com/ (telescope and accessories, Khanscope, Canada)
  • https://www.kwtelescope.com/ (telescopes and mounts, Astrodon, Canada)
  • retail dealers, Australia:

  • https://www.bintel.com.au/ (telescope and accessories, Bintel, Australia)
  • retail dealers, Russia:

  • http://www.astrosib.ru/ (Telescope, Astrosib, Russia)
  • retail dealers, Ukraine:

  • http://www.astromagazin.net/ (Telescope, Astromagazin, Ukraine)
  • retail dealers, China:

  • http://cnscope.com/ (telescope and accessories, Cnscope, China)
  • retail dealers, Indonesia:

  • http://tokoteleskop.com/ (telescope and accessories, Toko Teleskop, Indonesia)

  • Back to contents

    Ad / Annons:


    Telescopes:

  • http://www.gs-telescope.com/ (GSO Telescopes, China)
  • http://www.sciencecenter.net/ hutech/ (Borg telescope supplier)
  • http://www.williamoptics.com/ (William telescope manufacturer)
  • http://www.telescopebluebook.com/ (Telescope history)
  • http://www.excelsis.com/ 1.0/section.php? sectionid=12 (telescope overview)
  • http://www.rcopticalsystems.com/ (RC Optical Systems telescope manufacturer)
  • http://www.skywatchertelescope.net/ (Sky-Watcher telescope manufacturer)
  • http://www.meade.com/ (Meade telescope manufacturer)
  • http://www.celestron.com/ (Celestron telescope manufacturer)
  • http://www.scopecraft.com/ (Scope Craft telescope manufacturer)

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    Mounts:

  • http://lambermont.dyndns.org/ astro/pe.html (Mount performance overview, by Hans Lambermont) NEW August 2017!
  • https://www.astroeq.co.uk/ (AstroEQ, stepper motor controller kit) NEW August 2017!
  • http://www.astro-baby.com/ EQ6 rebuild guide/ EQ worm alignment.htm (EQ6 mount, worm gear adjustment)
  • http://www.bbastrodesigns.com/ tm.html/ (Mel Bartels', telescope making)
  • http://www.astro-electronic.de/ (Stepper motor controller)
  • http://www.observatory.org/ (Telescope focusers)
  • http://www.discmounts.com/ (Discmount manufacturer)
  • http://www.chronosmount.com/ (Chronos unique harmonic drive gear)

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    Direct drive mount projects:

  • http://www.astrosurf.com/ cavadore/technical/ Directdrives/ (French direct drive projects DIY)
  • http://www.astronomyasylum.com/ directdrivemotor.html (Prototype direct drive motor)
  • http://siderealtechnology.com/ DirectDriveWork InProgress.pdf (Direct drive amateur budget
  • http://articles.adsabs.harvard.edu// full/2008SASS...27..123G/ 0000124.000.html (Direct drive)

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    Observatory building tips:

  • Astrofriend's Observatory project (My own observatory building project, DIY)
  • https://www.observatorysolutions.com/ (Observatory Solutions, Ready made) NEW July 2017!
  • http://www.explora-dome.com/ (Explora Dome, Ready made) NEW July 2017!
  • http://www.brightskies.us/ building.html (Bright Skies Observatory, DIY) NEW July 2017!
  • http://www.astrosteve.com/ observatory (Astro Steve Observatory, DIY) NEW July 2017!
  • http://www.pbase.com/ wjshaheen/ cave_creek_observatory_construction (Cave Creek Observatory, DIY) NEW July 2017!
  • http://www.dchamberlain.net/ Observatory_Page.htm (D. Chamberlain Observatory, DIY) NEW July 2017!
  • http://course.wilkes.edu/ astroimages/stories/ storyReader$532 (Wilkes Observatory, DIY) NEW July 2017!
  • http://www.noomoon.com/ noomainastroOH.htm (Noomoon small Observatory, DIY) NEW July 2017!
  • http://astro9.tripod.com/ sunflowr.html (Sunflower Observatory, DIY) NEW July 2017!
  • https://www.flickr.com/ photos/sc_bobnpat/ sets/72157601586039150/ (Viento Ridger Observatory, DIY) NEW July 2017!
  • http://www.astrolandofoz.com/ construction.html (Sunflower Observatory, DIY) NEW July 2017!
  • http://www.jimstar11.com/ Observatory.html (Meadow View Observatory, DIY) NEW July 2017!
  • http://mso.selfip.org/ mso/ observatory.html (Morning Star Observatory, DIY) NEW July 2017!
  • http://cmhas.wikispaces.com/ Putlands Observatory (Putland's Observatory, DIY) NEW July 2017!

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    Observatory dome building tips:

  • http://www.desertdomes.com/ (Desert dome, dome calculator) NEW July 2017!
  • http://geo-dome.co.uk/ article.asp?uname=calculation (Geo dome, dome calculator) NEW July 2017!
  • http://www.build.com.au/ extreme-diy-barrys-backyard-observatory (Barrys backyard observatory, DIY) NEW July 2017!
  • http://www.peterson-web.com/wish/construction.htm (Wishing Star Observatory, DIY) NEW July 2017!
  • http://imgur.com/ a/Clxem (Fisher Observatory, DIY) NEW July 2017!
  • http://www.pictorobservatory.ca/ html/construction/const_011.htm (Pictor Observatory, DIY) NEW July 2017!
  • http://nottinghamastro.org.uk/ wp-content/uploads/ 2014/02/ Personal-Observatory-Project.pdf (Stephen Charnock Observatory, DIY) NEW July 2017!
  • http://www.company7.com/ library/techin/ athome.pdf (At home in a Dome, DIY) NEW July 2017!
  • http://users.eoni.com/ ~garlitzj/geodome.htm (Joe Garlitz Observatory, DIY) NEW July 2017!
  • http://oldsite.astro-sharp.com/ dome_building_1.asp (Astro-Sharp Observatory, DIY) NEW July 2017!
  • http://www.astronomyasylum.com/ observatorydesign.html (Observatory design page, DIY) NEW July 2017!
  • https://www.pulsarastro.com/ (Pulsar Astro Domes, Ready Made) NEW July 2017!
  • http://www.domerama.com/geodesic-dome-plans/ (Geodesic, dome planes) NEW July 2017!

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    CCD and CMOS camera:

  • http://inovaccdusa.com/ (INova CCD camera, US) NEW August 2017!
  • http://www.astro-video.com/ (Astro-Video cameras, US)
  • http://www.specinst.com/ (Spectral Instruments CCD cameras, US)
  • https://www.bitran.co.jp/ccd/english/ (Bitran CCD cameras, Japan)
  • http://www.the-ccd-astronomer.ch/ (Bitran CCD cameras)
  • http://www.princetoninstruments.com/ (Princeton Instruments)
  • http://astronomy-imaging-camera.com/ (ZWO, new astronomy camera)
  • http://www.andor.com/ (Andor UK, astronomy cameras)
  • http://sonyalphalab.com/forums/ showthread.php?1278-Sony-QX1-Lens-Camera-Module-Review (Sony QX1 review, maybe one day something to use for simpler astro photography?)
  • http://www.astrel-instruments.com/ (Astrel, ccd camera)
  • http://www.sbig.com/ (SBIG, astronomy ccd camera manufacturer)
  • http://www.ccd.com/ (Apooge, astronomy ccd camera manufacturer)
  • http://www.flicamera.com/ (Finger Lakes, astronomy ccd camera manufacturer)
  • http://www.starlight-xpress.co.uk/ (Starlight Xpress UK, astronomy ccd camera manufacturer)
  • http://www.yankeerobotics.com/ (Yankee Robotics Trifid cameras)
  • http://www.qhyccd.com/ (QHY, astronomy ccd/cmos camera manufacturer)
  • http://www.qsimaging.com/ (QSI, astronomy ccd camera manufacturer)
  • http://www.fishcamp.com/ (Fishcamp,ccd camera manufacturer)
  • http://www.theimagingsource.com/ en/products/ (The Imaging Source, astro-ccd manufacturer)
  • http://www.artemisccd.co.uk/ (Artemis astronomy, ccd camera, manufacturer)

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    DSLR camera news, analyze and review:

  • http://www.astrosurf.com/buil/fringes/index.html (Sony A7S review, by Christian Buil) NEW July 2017!
  • https://www.photoworkout.com/ best-camera-astrophotography/ (Photoworkout, best camera astrophotography) NEW July 2017!
  • http://www.astropix.com/ html/i_astrop/ cameras.html (Astropix, DSLR camera astrophotography) NEW July 2017!
  • http://www.opticsden.com/ best-dslr-cameras-use-astrophotography/ (Opticsden, best DSLR cameras use astrophotography) NEW July 2017!
  • https://www.slrlounge.com/ samsung-nx1-vs-full-frame-cmos/ (SLR Lounge, SAmsung NX1 vs full frame CMOS) NEW July 2017!
  • https://petapixel.com/ 2014/07/30/ sony-a7s-astrophotography-review/ (Petapixel, Sony A7S astrophotography review) NEW July 2017!
  • http://www.techtimes.com/ articles/31934/ 20150210/love-astrophotography-nikon-d810a ... (Techtimes, astrophotography Nikon D810A) NEW July 2017!
  • http://eosworld.canon.com.sg/ showthefullpicture/ articles/road-stars-mark-gee-reviews-canon-eos-5d-mark-iv-astrophotography-na/ (EOS World, stars Mark reviews Canon EOS 5D IV astrophotography) NEW July 2017!
  • https://fstoppers.com/ landscapes/iso-review-capture-night-sky-iso-less-nikon-d750-144755 (Fstoppers, ISO review Nikon D750) NEW July 2017!
  • https://www.lonelyspeck.com/ sony-a7s-astrophotography-review/ (Lonely Speck, Sony A7S astrophotography review) NEW July 2017!
  • http://www.nikonusa.com/en/ nikon-products/ product/dslr-cameras/d810a.html (Nikon USA, Nikon D810A astrophotography) NEW July 2017!
  • https://familyfuntures.com/ best-camera-for-astrophotography-get-a-telescope-camera/ (Family Funtures, best camera for astrophotography) NEW July 2017!
  • https://darkartsastro.ca/ full-frame-vs-crop-sensor-is-full-frame-worth-the-extra-cost/ (Darks Astro, full frame vs crop sensor is full frame worth the extra cost) NEW July 2017!
  • http://soggyastronomer.com/ the-best-dslr-cameras-for-astrophotography/ (Soggy Astronomer, the best DSLR camera for astrophotography) NEW July 2017!
  • http://www.clarkvision.com/ articles/ characteristics-of-best-cameras-and-lenses-for-nightscape-astro-photography/ (Clark Vision, characteristics of best cameras and lenses for nightscape astro photography) NEW July 2017!
  • https://www.photoworkout.com/ best-camera-astrophotography/ (Photoworkout, best camera astrophotography) NEW July 2017!
  • http://image-sensors-world.blogspot.se/ 2017/04/ sony-to-introduce-100mp-and-150mp-large.html (Sony sensors 2018, Vladimir Koifman) NEW April 2017!
  • http://www.sony-semicon.co.jp/ products_en/news/ detail/170301.pdf (Sony sensors 2018, PDF Sony) NEW April 2017!
  • http://kolarivision.com/ articles/internal-cut-filter-transmission/ (DSLR Internal Cut Filter / Lowpass Filter / Hot Mirror Transmission Curves)
  • http://www.astrosurf.com/ comolli/strum43.htm (Unity gain table DSLR cameras)
  • http://imaging.nikon.com/ lineup/microsite/ astrophotography/getstarted/ (Astrophotography with Nikon)
  • http://www.photonstophotos.net/ (DSLR camera analyze)
  • http://www.clarkvision.com/ (Clarkvision, DSLR camera analyze)
  • http://www.astrosurf.com/ buil/cameras.htm (Christian Buil, DSLR camera analyze)

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    Focus stepper motors:

  • http://www.usb-foc.us/ (USB-focus, manufacturer)

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    Filters:

  • http://www.astrocrumb.com/ (Filter sliders, Astrocrumb US) NEW September 2017!
  • http://www.daystarfilters.com/ (Solarfilters, Daystar US)
  • http://www.astrodon.com/ (filters, Astrodon US)
  • http://www.astronomik.com/ (Clipin DSLR filters, Astromik Germany)

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    Control program:

  • http://genicapture.com/ (High speed auquisition, Genia Capture)
  • http://www.sharpcap.co.uk/ (Sharp cap, camera control program)
  • http://mainsequencesoftware.com/ (Sequence Generator, software)
  • https://edu.kde.org/kstars/ (KStars, control your astronomy equipment, even remote control and Linux support)
  • http://www.ideiki.com/astro/ (APT, Canon EOS DSLR and ASCOM camera control)
  • http://www.astrojantools.de/cms/ (AstroJan Tools, Canon EOS DSLR camera control)
  • http://firecapture.wonderplanets.de/ (Firecapture, web camera control)
  • http://www.pk3.org/Astro/ (PK3, web camera control)
  • http://djoye.chez-alice.fr/ shutter_eng.html (shutter control for Canon DSLR cameras)
  • http://www.astrosurf.com/ astrobond/ (French site about web cameras, some pages in English)
  • http://ascom-standards.org/ (ASCOM, standard drivers)
  • http://www.dc3.com/ (DC3, astronomy planner)
  • http://www.worldwidetelescope.org/ (World Wide Telescope, amazing!)

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    Image processing:

  • https://free-astro.org/ index.php?title=Siril (Siril, Free Astro) NEW April 2017!
  • http://www.felopaul.com/ (Astrosoft, analyze your image from your telescope and many more)
  • https://imagej.nih.gov/ij/ (ImageJ, image editor/annalyze with a lot of plugins for astronomy)
  • https://pixinsight.com/ (A very advanced astronomy photo processing tool)
  • http://www.startools.org/ (A relative new software with modern technology)
  • http://www.astronomie.be/ registax/ (planetary image processing program, lucky imaging)
  • http://www.fitswork.de/ (Fitswork, a German image processing program, very competent and free)
  • http://astrofotografie.hohmann-edv.de/ fitswork/ (Help for Fitswork, in German, use Googletranslater if needed)
  • http://astrosurf.com/ buil/us/iris/iris.htm (old today but still advanced function, image processing program)
  • http://deepskystacker.free.fr/ english/ (easy to use preprocessing program)
  • http://iraf.noao.edu/ (professional image processing program, UNIX)

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    Image analyze:

  • http://www.guillermoluijk.com/ tutorial/dcraw/ index_en.htm (How to use DCRAW to read raw files)
  • http://www.astrogb.com/ astrogb/ All_Sky_Plate_Solver.html (All sky plate solver, sync to your mount)
  • http://astrometry.net/ (Astrometry, needed for "All sky plate solver" above or stand alone)
  • http://sourceforge.net/ projects/astrotortilla/ (AstroTortilla, plate solver, find astronomy objects coordinates and point adjusting, this is a dream to use together with a goto mount)

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    Star charts:

  • http://www.imo.net/ observations/methods/ visual-observation/minor/gnomonic/ (Gnomic projection, International Meteor Organization) NEW April 2017!
  • http://www.minorplanetcenter.net/ cgi-bin/checkmp.cgi (Minor Planet Center, The International Astronomical Union) NEW April 2017!
  • http://www.blackwaterskies.co.uk/ p/imagingtoolbox.html (FOV, Field Of View calculator)
  • http://nova.astrometry.net/ (Astrometry, upload and annotate your astronom photo, i.e. find objects in your image)
  • http://www.lightpollutionmap.info/ (Light pollution map, find your dark spot)
  • http://www.skyatnightmagazine.com/ field-view-calculator (FOV, Field Of View calculator)
  • http://dso-browser.com/ (DSO browser, help you find object for the night)
  • https://sourceforge.net/ projects/skychart/ (Skychart, CdC, star chart with control functions)

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    Astronomy photos/sketches:

  • http://www.astropix.com/ (Astronomy photos by Jerry Lodriguss)
  • http://www.deepsky-archive.com/ (The Deep Sky Archive, Skethes)

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    Robotic telescopes:

  • http://www.telescope.org/ (Bradford Robotic Telescope)
  • http://www.itelescope.net/ (Global Rent a Scope)
  • http://mo-www.cfa.harvard.edu/ MicroObservatory/ (Micro Observatory)
  • http://www.slooh.com/ (SLOOH Space Camera)

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    Tips and tricks:

  • https://stellafane.org/ tm/newt-web/ newt-web.html
    (Newton telescope Web design tool by Kenneth H. Slater, math and physics by Dale Keller)
  • http://www.sfu.ca/ ~dmunro/Coma corrector test.html (Correct a SCT telescope with a coma corrector?, by Duncan Munro) NEW August 2017!
  • http://www.nexstarsite.com/ (Next Stars site) NEW April 2017!
  • http://www.weasner.com/ etx/menu.html (Weasner's mighty ETX site) NEW April 2017!
  • http://www.markshelley.co.uk/ Astronomy/Projects/Mirrorless/ canon550mirrorless.html (Mark's page about how to remove the mirror on a Canon EOS 550D, GB)
  • http://www.skyandtelescope.com/ astronomy-news/types-of-telescopes/ (Your first telescope, Sky & Telescope, US)
  • http://www.skyandtelescope.com/ astronomy-equipment/how-to-choose-a-telescope/ (How to choose a telescope, Sky & Telescope, US)
  • http://www.earthboundlight.com/ phototips/nikon-d300-d3-14-bit-versus-12-bit.html (12 bit versus 14 bit)
  • http://www.utopia-photography.ch/ telescopes/osypowski.html (Dobson & Equatorial & Photo)
  • http://www.wilmslowastro.com/ software/formulae.htm (Telescope and camera calculator)
  • http://www.astronomyhints.com/ spider.html (Diffraction and the Curved Spider)

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    Reviews:

  • http://www.skyatnightmagazine.com/ telescope-reviews (Reviews, Sky at Night magazine) NEW August 2017!
  • http://www.astroeder.com/ my_equipment/ equipment_new_en.htm (12" f/4 Newton with 3" coma corrector, by Ivan Eder) NEW August 2017!
  • http://www.skyandtelescope.com/ sky-and-telescope-magazine/ beyond-the-printed-page/ tele-vues-3-inch-paracorr/ (Tele Vue's 3" paracorr test, by Dennis di Cicco) NEW August 2017!
  • http://www.bobatkins.com/ photography/reviews/ pro_optic_500_f6-3.html (500mm f/6.3 mirror lens review, Bob Atkins) NEW May 2017!
  • https://advancedphototech.wordpress.com/ lenses/mirror-mirror-a-guide-to-choosing-and-using-mirror-lenses/ (Mirror lens review, Advanced Phototech) NEW April 2017!
  • http://interferometer-tests.blogspot.se/ 2013/06/ 2542000-10-ritchey-chretien-gso.html (GSO RC 10" tips and trix)
  • http://www.cloudynights.com/ (Review of telescopes)
  • http://www.scopereviews.com/ (Review of telescopes, Ed Ting)
  • http://www.excelsis.com/ 1.0/section.php?sectionid=12 (Review of telescopes)

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    Work shop and parts:

  • http://www.mekomat.se/ (Tony's workshop in northern Sweden, write to him in Swedish)
  • http://preciseparts.com/ ppmain/ (Precise Parts, custom built adapters) NEW September 2017!
  • http://www.beltingonline.com/ (Gears and mechanical parts) NEW August 2017!
  • http://www.motionco.co.uk/ (Gears and mechanical parts)
  • http://www.edmundoptics.com/ (Edmund Optics)
  • http://www.g-erikssonmek.se/ (Erikssons mekaniska, they can manufacture needed mechanical parts to your observatory, Stockholm Sweden)
  • http://www.maskindelen.se/ (Maskindelen, needed mechanical parts to your observatory, Sweden)
  • http://www.ironbill.se/ (IronBill, needed mechanical parts to your observatory, Sweden)

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    Meteor and Meteor Shower:

  • http://www.imo.net/ files/meteor-shower/ cal2017.pdf (Meteor Showers, International Meteor Orginazation) NEW April 2017!

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    Planets:

  • https://vimeo.com/ 207076450 (3D flight over Mars by Jan Fröjdman, Vimeo) NEW March 2017!
  • https://www.youtube.com/ watch?v=YZc1Y662jtk (Jupiter, a new fantastic video by Peter Rosen and his team, Youtube) NEW feb 2017!
  • https://vimeo.com/98291257 (Voyager 3, look at this fantastic video what can be done from earth by amateurs to study Jupiter)

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    Comets:

  • http://mashable.com/ 2016/09/29/rosetta-orbiter-mission-ending/ #.qy2ruwMgsqE
    (Mashable, about what Rosetta has found the 2 years it had been orbiting the Comet 67P)
  • http://www.aerith.net/ (Seiichi Yoshida's comet page)

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    Impacts:

  • https://youtu.be/ 7oaGUg7ik_c (How big do tsunamis get?) NEW jan 2017!
  • http://www.unb.ca/ passc/ImpactDatabase/ (Earth Impact Database)
  • http://www.somerikko.net/ (information about impacts)
  • http://skywalker.cochise.edu/ wellerr/ meteorite-impact-ref/ metref-loc-Mor-S.htm (information about impacts)
  • http://www2.nrm.se/ mi/meteorit.html.se (information about meteorites)

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    Interesting readings about astronomy:

  • http://www.astrosurf.com/ re/history_astrophotography_timeline.pdf
    (Timeline of Astrophotography) NEW jan 2017!
  • https://en.wikipedia.org/ wiki/ Great_Paris_Exhibition_Telescope_of_1900 (French 1.25 meter refractor)
  • http://alag3.mfa.kfki.hu/ astro/Giantlenses/ (Giant Lens database)
  • https://vimeo.com/ 139407849 (Model of solar system)
  • http://www.astro.su.se/ (Stockholm Observatory)
  • http://hubblesite.org/ (Hubble Space Telescope)
  • http://www.lpi.usra.edu/ (Lunar and Planetary Institute, LPI)
  • http://www.space.com/ (about space)

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    Magazines:

  • http://www.popularastronomi.se/ (Populär Astronomi, Swedish magazine about astronomy)
  • http://setiathome.ssl.berkeley.edu/ (have you find any aliens yet?)
  • http://www.skyandtelescope.com/ (astronomy magazine)

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    Astronomy clubs and associations:

  • http://darksky.org/ (Dark Sky Association)
  • http://starmusfestival2014. starmus.com/en/ (Canary Islands)
  • http://www.starastro.org/ (STAR: STockholms AmatorastronomeR)
  • http://www.saaf.se/ (SAAF: Svensk Amator Astronomisk Forening)
  • http://www.sk0qo.se/ (Sodertorns Radioamatorer)
  • http://www.astronet.se/ (Astronet, the best Swedish forum for amateur astronomy)
  • http://www.astronomiskungdom.se/ (Swedish astronomical youth)

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    Astronomy education:

  • http://www.telescope-optics.net/ (Amateur Telescope Optics) NEW September 2017!
  • http://www.mjjsales.com/ sky-at-night.html (Young and new to astronomy? Basic of astronomy)

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    Space:

  • http://www.mirror.co.uk/ science/drone-footage-provides-amazing-view-9852653 (Historical SpaceX start and landing at platform 39A in Florida) NEW feb 2017!
  • https://www.cheapoair.com/ guides/space-race (A history of the Race for Space)
  • https://www.flickr.com/photos/ projectapolloarchive/albums (Apollo archive)
  • http://escapedynamics.com/ (microwave energy for space travel)

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    Space crafts:

  • https://www.youtube.com/ watch?v=H7Uyfqi_TE8
    (Elon Musk's speech how to take us to Mars)
  • https://www.youtube.com/ watch?v=0qo78R_yYFA
    (Elon Musk's Mars rocket animation)
  • http://www.reactionengines.co.uk/ (The Skylone Spaceplane)
  • http://www.spacex.com/ (SpaceX reusable rocket)
  • https://www.blueorigin.com/ (Blue Origin, reuasble rocket)
  • https://en.wikipedia.org/ wiki/Spacecraft (Overview Space Crafts)

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    Space Tourism:

  • http://www.virgingalactic.com/ (Virgin Galactic, space flight)
  • http://worldviewexperience.com/ (Space tourism, ballons)
  • http://thothx.com/ (A 20 kilometers space tower)

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