Astronomy Resources
Images, data, sky maps, observing tools, news and communities, grouped by subject.
01 Daily and Featured Astronomy Images
- Astronomy Picture of the Day (APOD) apod.nasa.gov
- NASA Image of the Day nasa.gov
- NASA Earth Observatory Image of the Day earthobservatory.nasa.gov
- ESA Space in Images esa.int
- ESA/Hubble Picture of the Week esahubble.org
- ESO Picture of the Week eso.org
- NOIRLab Image of the Week noirlab.edu
- Hubble Images science.nasa.gov
- Webb Space Telescope Image Galleries webbtelescope.org
- Chandra Photo Album chandra.harvard.edu
- Spitzer Space Telescope Images spitzer.caltech.edu
- ALMA Images almaobservatory.org
- NRAO Image Gallery public.nrao.edu
- Gemini Observatory Images noirlab.edu
- European Space Agency Science Images esa.int
02 General NASA, ESA, and Observatory Image Archives
- NASA Image and Video Library images.nasa.gov
- NASA Galleries nasa.gov
- NASA Image Resources nasa.gov
- NASA Jet Propulsion Laboratory Image Gallery jpl.nasa.gov
- NASA Planetary Photojournal photojournal.jpl.nasa.gov
- NASA Space Science Data Coordinated Archive Image Resources nssdc.gsfc.nasa.gov
- NASA Scientific Visualization Studio svs.gsfc.nasa.gov
- NASA Goddard Flickr Collection flickr.com
- ESA Multimedia esa.int
- ESA Archive Image Browser imagearchives.esac.esa.int
- ESA Space Heritage Image Project ship.esa.int
- ESO Image Archive eso.org
- NSF NOIRLab Image Archive noirlab.edu
- Space Telescope Science Institute News and Images webbtelescope.org
- Lunar and Planetary Institute Image Resources lpi.usra.edu
03 Mars Rovers, Landers, and Orbiters
- NASA Mars Exploration science.nasa.gov
- NASA Mars Raw Images mars.nasa.gov
- Perseverance Rover Mission and Images science.nasa.gov
- Perseverance Raw Images mars.nasa.gov
- Curiosity Rover Mission and Images science.nasa.gov
- Curiosity Raw Images mars.nasa.gov
- Mars Exploration Rovers Raw Images mars.nasa.gov
- Mars Pathfinder Image Gallery mars.nasa.gov
- Mars Reconnaissance Orbiter Mission and Image Gallery science.nasa.gov
- HiRISE Image Catalog uahirise.org
- HiRISE Public Image Suggestions uahirise.org
- Mars Odyssey THEMIS Images themis.asu.edu
- Mars Global Surveyor MOC Gallery msss.com
- ESA Mars Express Images esa.int
- ExoMars Trace Gas Orbiter CaSSIS Image Browser cassis.unibe.ch
- Mars Orbital Data Explorer ode.rsl.wustl.edu
- NASA Mars Trek trek.nasa.gov
- USGS Mars Maps astrogeology.usgs.gov
04 Moon Images, Maps, and Lunar Missions
- NASA Moon Images science.nasa.gov
- Lunar Reconnaissance Orbiter Camera Images lroc.asu.edu
- LROC QuickMap quickmap.lroc.asu.edu
- NASA Moon Trek trek.nasa.gov
- Apollo Image Atlas lpi.usra.edu
- Apollo Lunar Surface Journal nasa.gov
- Project Apollo Archive on Flickr flickr.com
- Lunar Orbiter Image Recovery Project lpi.usra.edu
- USGS Lunar Maps astrogeology.usgs.gov
- JAXA Kaguya Image Gallery global.jaxa.jp
- ISRO Chandrayaan-2 Science Data pradan.issdc.gov.in
- NASA Lunar Data pds-geosciences.wustl.edu
- Lunar and Planetary Institute Lunar Resources lpi.usra.edu
- Arizona State University Lunar Orbiter Photographic Atlas lpi.usra.edu
05 Planetary Missions: Raw and Processed Images
- JunoCam Processing Gallery missionjuno.swri.edu
- Cassini Raw Images solarsystem.nasa.gov
- Cassini Imaging Central Laboratory for Operations ciclops.org
- New Horizons Mission and Image Gallery science.nasa.gov
- MESSENGER Mercury Images messenger.jhuapl.edu
- Galileo Mission Multimedia science.nasa.gov
- Magellan Venus Mission and Images science.nasa.gov
- Dawn Mission Images science.nasa.gov
- OSIRIS-REx Media Resources science.nasa.gov
- OSIRIS-REx Image Explorer asteroidmission.org
- ESA Rosetta Archive Image Browser imagearchives.esac.esa.int
- Rosetta NAVCAM Image Archive esa.int
- JAXA Hayabusa2 Image Gallery hayabusa2.jaxa.jp
- JAXA Akatsuki Venus Climate Orbiter global.jaxa.jp
- ESA BepiColombo Images esa.int
- NASA Solar System Trek trek.nasa.gov
- NASA Solar System Exploration Galleries science.nasa.gov
- Planetary Data System Imaging Node pds-imaging.jpl.nasa.gov
06 The Sun and Space Weather
- Solar Dynamics Observatory Data sdo.gsfc.nasa.gov
- Solar Dynamics Observatory Sun Now sdo.gsfc.nasa.gov
- SOHO Solar Images soho.nascom.nasa.gov
- Helioviewer helioviewer.org
- GONG Current Solar Images gong2.nso.edu
- SolarMonitor solarmonitor.org
- NOAA Space Weather Prediction Center swpc.noaa.gov
- SpaceWeather.com spaceweather.com
- NASA STEREO Images stereo.gsfc.nasa.gov
- NASA Parker Solar Probe Mission and Images science.nasa.gov
- ESA Solar Orbiter Images esa.int
- Hinode Science Center hinode.nao.ac.jp
- National Solar Observatory nso.edu
- Big Bear Solar Observatory Latest Images bbso.njit.edu
- GOES Solar Ultraviolet Imager swpc.noaa.gov
- Solar and Heliospheric Observatory Gallery soho.nascom.nasa.gov
- Solar Data Analysis Center umbra.nascom.nasa.gov
07 Live Sky Cameras and Observatory Webcams
- Subaru-Asahi Star Camera subarutelescope.org
- Canada-France-Hawaii Telescope Live Images cfht.hawaii.edu
- ESO Observatory Webcams eso.org
- Gemini Observatory Weather and Live Cameras gemini.edu
- Maunakea Weather Center Cameras mkwc.ifa.hawaii.edu
- Kitt Peak National Observatory Webcam kpno.noirlab.edu
- Lowell Observatory Weather and Sky Camera observatories.hodar.com
- AllSkyKamera Live Network allskykamera.space
- University of Alaska All-Sky Aurora Camera allsky.gi.alaska.edu
- Sodankyla Geophysical Observatory All-Sky Camera sgo.fi
- Virtual Telescope Project Live Observing virtualtelescope.eu
- Slooh Online Telescopes slooh.com
- International Meteor Organization Live Meteor Data imo.net
08 Space Telescope Image Galleries and Mission Pages
- HubbleSite hubblesite.org
- Hubble Legacy Archive hla.stsci.edu
- James Webb Space Telescope webbtelescope.org
- Chandra X-ray Observatory chandra.harvard.edu
- XMM-Newton Science Archive cosmos.esa.int
- Fermi Gamma-ray Space Telescope fermi.gsfc.nasa.gov
- Neil Gehrels Swift Observatory swift.gsfc.nasa.gov
- TESS Mission tess.mit.edu
- Kepler and K2 Mission science.nasa.gov
- WISE and NEOWISE Mission science.nasa.gov
- GALEX Mission Archive galex.stsci.edu
- NuSTAR Mission nustar.caltech.edu
- Herschel Space Observatory esa.int
- Planck Space Observatory esa.int
- Euclid Mission esa.int
- Nancy Grace Roman Space Telescope roman.gsfc.nasa.gov
09 Professional Data Archives and Virtual Observatories
- Mikulski Archive for Space Telescopes mast.stsci.edu
- NASA/IPAC Infrared Science Archive irsa.ipac.caltech.edu
- NASA High Energy Astrophysics Science Archive heasarc.gsfc.nasa.gov
- NASA Planetary Data System pds.nasa.gov
- ESA Science Archives cosmos.esa.int
- ESO Science Archive archive.eso.org
- Canadian Astronomy Data Centre cadc-ccda.hia-iha.nrc-cnrc.gc.ca
- Japanese Virtual Observatory jvo.nao.ac.jp
- European Virtual Observatory euro-vo.org
- International Virtual Observatory Alliance ivoa.net
- Astro Data Lab datalab.noirlab.edu
- SciServer Astronomy Data sciserver.org
- NASA Astrophysics Data System ui.adsabs.harvard.edu
- Strasbourg Astronomical Data Center cds.unistra.fr
- ESASky sky.esa.int
10 Sky Surveys, Image Explorers, and Sky Maps
- Sloan Digital Sky Survey SkyServer skyserver.sdss.org
- Sloan Digital Sky Survey sdss.org
- Aladin Sky Atlas aladin.cds.unistra.fr
- WorldWide Telescope worldwidetelescope.org
- DESI Legacy Imaging Surveys Viewer legacysurvey.org
- Pan-STARRS Image Access outerspace.stsci.edu
- Zwicky Transient Facility ztf.caltech.edu
- Gaia Archive gea.esac.esa.int
- Two Micron All Sky Survey irsa.ipac.caltech.edu
- AllWISE Data irsa.ipac.caltech.edu
- GALEX Data galex.stsci.edu
- SkyMapper Southern Survey skymapper.anu.edu.au
- Dark Energy Survey darkenergysurvey.org
- Digitized Sky Survey archive.stsci.edu
- NASA SkyView Virtual Observatory skyview.gsfc.nasa.gov
- ESA Gaia Sky zah.uni-heidelberg.de
11 Catalogs, Object Databases, and Research Literature
- SIMBAD Astronomical Database simbad.cds.unistra.fr
- VizieR Catalog Service vizier.cds.unistra.fr
- NASA/IPAC Extragalactic Database ned.ipac.caltech.edu
- NASA Astrophysics Data System ui.adsabs.harvard.edu
- arXiv Astrophysics arxiv.org
- NASA Exoplanet Archive exoplanetarchive.ipac.caltech.edu
- The Extrasolar Planets Encyclopaedia exoplanet.eu
- Minor Planet Center minorplanetcenter.net
- JPL Small-Body Database ssd.jpl.nasa.gov
- AAVSO Variable Star Index aavso.org
- General Catalogue of Variable Stars at VizieR cdsarc.cds.unistra.fr
- Transient Name Server wis-tns.org
- Open Supernova Catalog sne.space
- NASA Extragalactic Database Level 5 Knowledgebase ned.ipac.caltech.edu
- SAO/NASA Astrophysics Data System Classic adsabs.harvard.edu
12 Citizen Science and Public Research Projects
- NASA Citizen Science science.nasa.gov
- Zooniverse Space Projects zooniverse.org
- Galaxy Zoo zooniverse.org
- Backyard Worlds: Planet 9 zooniverse.org
- Planet Hunters TESS zooniverse.org
- Disk Detective diskdetective.org
- The Daily Minor Planet zooniverse.org
- Active Asteroids zooniverse.org
- NASA Exoplanet Watch exoplanets.nasa.gov
- Radio JOVE radiojove.gsfc.nasa.gov
- Aurorasaurus aurorasaurus.org
- The Sungrazer Project sungrazer.nrl.navy.mil
- International Astronomical Search Collaboration iasc.cosmosearch.org
- Globe at Night globeatnight.org
- AAVSO Observing Campaigns aavso.org
- SETI@home setiathome.berkeley.edu
- CosmoQuest cosmoquest.org
13 Astronomy Societies, Clubs, and International Groups
- International Astronomical Union iau.org
- American Astronomical Society aas.org
- Royal Astronomical Society ras.ac.uk
- Astronomical Society of the Pacific astrosociety.org
- American Association of Variable Star Observers aavso.org
- Association of Lunar and Planetary Observers alpo-astronomy.org
- British Astronomical Association britastro.org
- Royal Astronomical Society of Canada rasc.ca
- The Astronomical League astroleague.org
- Astronomers Without Borders astronomerswithoutborders.org
- International Dark-Sky Association darksky.org
- International Meteor Organization imo.net
- Sky and Telescope Club Directory skyandtelescope.org
- Go Astronomy Club Directory go-astronomy.com
- Meetup Amateur Astronomy Groups meetup.com
14 Discussion Forums, Q&A, and Online Communities
- Cloudy Nights Forums cloudynights.com
- Stargazers Lounge stargazerslounge.com
- Astronomy Forum astronomyforum.net
- IceInSpace Astronomy Community iceinspace.com.au
- Astronomy Stack Exchange astronomy.stackexchange.com
- Physics Forums Astronomy, Astrophysics, and Cosmology physicsforums.com
- AAVSO Forums aavso.org
- British Astronomical Association Forum britastro.org
- AstroBin Forums astrobin.com
- Reddit r/Astronomy reddit.com
- Reddit r/Space reddit.com
- Reddit r/Telescopes reddit.com
- Reddit r/Astrophotography reddit.com
- Reddit r/AskAstronomy reddit.com
- Reddit r/Cosmology reddit.com
- Reddit r/SpacePorn reddit.com
15 Astronomy and Space News
- Sky & Telescope skyandtelescope.org
- Astronomy Magazine astronomy.com
- Space.com space.com
- Universe Today universetoday.com
- EarthSky earthsky.org
- NASA Science News science.nasa.gov
- ESA Science and Exploration News esa.int
- ESO News eso.org
- NOIRLab News noirlab.edu
- The Planetary Society Articles planetary.org
- Phys.org Astronomy News phys.org
- ScienceDaily Space and Time News sciencedaily.com
- Scientific American Space and Physics scientificamerican.com
- New Scientist Space newscientist.com
- BBC Sky at Night Magazine skyatnightmagazine.com
- Centauri Dreams centauri-dreams.org
16 Podcasts, Video Channels, and Public Lectures
- NASA Plus plus.nasa.gov
- NASA YouTube youtube.com
- ESA YouTube youtube.com
- ESO Videos eso.org
- Chandra Podcasts chandra.si.edu
- Planetary Radio planetary.org
- StarTalk Radio startalkmedia.com
- Astronomy Cast astronomycast.com
- The Supermassive Podcast podcasts.apple.com
- BBC The Sky at Night bbc.co.uk
- PBS Space Time youtube.com
- Cool Worlds youtube.com
- Fraser Cain / Universe Today youtube.com
- Event Horizon youtube.com
- Royal Institution Space Talks youtube.com
17 Observing Planners, Star Charts, Weather, and Dark-Sky Maps
- Stellarium Web stellarium-web.org
- TheSkyLive theskylive.com
- Heavens-Above heavens-above.com
- In-The-Sky.org in-the-sky.org
- Timeanddate Night Sky timeanddate.com
- Clear Outside clearoutside.com
- Meteoblue Astronomical Seeing meteoblue.com
- Astrospheric astrospheric.com
- Clear Dark Sky cleardarksky.com
- Light Pollution Map lightpollutionmap.info
- Dark Site Finder darksitefinder.com
- Good to Stargaze goodtostargaze.com
- Telescopius telescopius.com
- Tonight's Sky tonightssky.com
- AstroPlanner astroplanner.net
- Cartes du Ciel / SkyChart ap-i.net
- Virtual Moon Atlas ap-i.net
- American Association of Amateur Astronomers Observing Resources astromax.org
18 Eclipses, Meteors, Comets, Asteroids, and Occultations
- NASA Eclipse Web Site eclipse.gsfc.nasa.gov
- Timeanddate Eclipses timeanddate.com
- EclipseWise eclipsewise.com
- International Meteor Organization Shower Calendar imo.net
- American Meteor Society amsmeteors.org
- MeteorShowers.org meteorshowers.org
- Comet Observation Database cobs.si
- Comet Chasing cometchasing.skyhound.com
- Seiichi Yoshida's Comet Catalog aerith.net
- International Occultation Timing Association occultations.org
- Minor Planet Center minorplanetcenter.net
- JPL Center for Near Earth Object Studies cneos.jpl.nasa.gov
- JPL Small-Body Database Browser ssd.jpl.nasa.gov
- NASA Eyes on Asteroids eyes.nasa.gov
- NASA Fireball and Bolide Reports cneos.jpl.nasa.gov
19 Education, Courses, and Beginner Resources
- OpenStax Astronomy 2e openstax.org
- MIT OpenCourseWare Astronomy ocw.mit.edu
- Yale Open Courses: Frontiers and Controversies in Astrophysics oyc.yale.edu
- NASA Universe of Learning universe-of-learning.org
- NASA Imagine the Universe imagine.gsfc.nasa.gov
- NASA Space Place spaceplace.nasa.gov
- NASA STEM Resources nasa.gov
- ESA Education esa.int
- ESO Education and Outreach eso.org
- NOIRLab Education noirlab.edu
- Hubble Education Resources science.nasa.gov
- Webb STEM Resources webbtelescope.org
- Las Cumbres Observatory Education lco.global
- Harvard-Smithsonian MicroObservatory mo-www.cfa.harvard.edu
- Teach Astronomy teachastronomy.com
- Khan Academy Cosmology and Astronomy khanacademy.org
- Crash Course Astronomy youtube.com
20 Remote and Robotic Telescopes
- Slooh Online Telescope slooh.com
- iTelescope Network itelescope.net
- Telescope Live telescope.live
- Las Cumbres Observatory lco.global
- Faulkes Telescope Project faulkes-telescope.com
- MicroObservatory Robotic Telescope Network mo-www.cfa.harvard.edu
- Skynet Robotic Telescope Network skynet.unc.edu
- AAVSOnet aavso.org
- Virtual Telescope Project virtualtelescope.eu
- Sierra Remote Observatories sierraremote.com
- Deep Sky West Remote Observatory deepskywest.com
- SkyNet University skynet.unc.edu
21 Astrophotography, Image Processing, and Equipment Software
- AstroBin astrobin.com
- Cloudy Nights Beginning Deep Sky Imaging Forum cloudynights.com
- PixInsight Resources pixinsight.com
- Siril siril.org
- DeepSkyStacker deepskystacker.free.fr
- N.I.N.A. Imaging Software nighttime-imaging.eu
- SharpCap sharpcap.co.uk
- PHD2 Guiding openphdguiding.org
- ASCOM Standards ascom-standards.org
- AstroBackyard astrobackyard.com
- Lonely Speck lonelyspeck.com
- NASA Astrophotography Guide science.nasa.gov
- Astrometry.net astrometry.net
- FITS Liberator noirlab.edu
22 Radio, Gravitational-Wave, Neutrino, and High-Energy Astronomy
- National Radio Astronomy Observatory public.nrao.edu
- Atacama Large Millimeter/submillimeter Array almaobservatory.org
- Square Kilometre Array Observatory skao.int
- LOFAR Radio Telescope astron.nl
- Very Long Baseline Array public.nrao.edu
- Green Bank Observatory greenbankobservatory.org
- LIGO ligo.org
- Virgo Gravitational-Wave Observatory virgo-gw.eu
- KAGRA Gravitational-Wave Observatory gwcenter.icrr.u-tokyo.ac.jp
- IceCube Neutrino Observatory icecube.wisc.edu
- Event Horizon Telescope eventhorizontelescope.org
- Cherenkov Telescope Array Observatory ctao.org
- H.E.S.S. Gamma-Ray Observatory mpi-hd.mpg.de
- CHIME Radio Telescope chime-experiment.ca
- Fermi Gamma-ray Space Telescope Science Support Center fermi.gsfc.nasa.gov
23 Exoplanets, Astrobiology, and SETI
- NASA Exoplanet Exploration exoplanets.nasa.gov
- NASA Exoplanet Archive exoplanetarchive.ipac.caltech.edu
- The Extrasolar Planets Encyclopaedia exoplanet.eu
- TESS Mission tess.mit.edu
- NASA Eyes on Exoplanets eyes.nasa.gov
- Habitable Worlds Catalog phl.upr.edu
- NASA Astrobiology astrobiology.nasa.gov
- European Astrobiology Institute europeanastrobiology.eu
- SETI Institute seti.org
- Breakthrough Listen breakthroughinitiatives.org
- Berkeley SETI Research Center seti.berkeley.edu
- Carl Sagan Institute carlsaganinstitute.cornell.edu
- NASA Exoplanet Watch exoplanets.nasa.gov
- ExoClock exoclock.space
- Czech Astronomical Society Variable Star and Exoplanet Section var.astro.cz
- Transiting Exoplanet Survey Satellite Follow-up Program tess.mit.edu
24 Historical Archives and Classic Astronomy Collections
- NASA History Office nasa.gov
- NASA Technical Reports Server ntrs.nasa.gov
- Apollo Lunar Surface Journal nasa.gov
- Apollo Flight Journal history.nasa.gov
- SAO/NASA Astrophysics Data System Historical Literature ui.adsabs.harvard.edu
- Smithsonian National Air and Space Museum Collections airandspace.si.edu
- Harvard College Observatory Plate Stacks platestacks.cfa.harvard.edu
- Digital Access to a Sky Century at Harvard dasch.cfa.harvard.edu
- Linda Hall Library Digital Exhibitions lindahall.org
- U.S. Naval Observatory cnmoc.usff.navy.mil
- David Rumsey Celestial Maps davidrumsey.com
- Internet Archive Astronomy Collection Search archive.org
25 Space Agencies, Observatories, and Research Institutes
- NASA nasa.gov
- European Space Agency esa.int
- Japan Aerospace Exploration Agency global.jaxa.jp
- Indian Space Research Organisation isro.gov.in
- Canadian Space Agency asc-csa.gc.ca
- European Southern Observatory eso.org
- NSF NOIRLab noirlab.edu
- National Astronomical Observatory of Japan nao.ac.jp
- Space Telescope Science Institute stsci.edu
- National Radio Astronomy Observatory public.nrao.edu
- Square Kilometre Array Observatory skao.int
- Center for Astrophysics | Harvard & Smithsonian cfa.harvard.edu
- Max Planck Institute for Astronomy mpia.de
- Caltech Astronomy astro.caltech.edu
- Cornell Astronomy astro.cornell.edu
- Association of Universities for Research in Astronomy aura-astronomy.org
- CSIRO Astronomy and Space Science csiro.au
- Australian Astronomical Optics mq.edu.au
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