General astronomy links
The British Astronomical Association | https://www.britastro.org |
Cambridge University Astronomy Home Page | https://www.ast.cam.ac.uk/ |
IAU Central Bureau for Astronomical Telegrams | http://www.cbat.eps.harvard.edu/iauc/RecentIAUCs.html |
The Astronomer | http://www.theastronomer.org |
Astronomy picture of the day | https://apod.nasa.gov/apod/ |
NED (NASA Extragalactic Database) | https://nedwww.ipac.caltech.edu/ |
e-Print archive | https://arxiv.org/ |
Multimedia Tour of the Solar System | https://nineplanets.org/ |
Databases & catalogues
Centre de Données Stellaires (CDS) | http://cdsweb.u-strasbg.fr/ |
National Space Science Data Center (USA) | https://nssdc.gsfc.nasa.gov/ |
Astronomical Data Archives Center (Japan) | http://dbc.nao.ac.jp |
Harvard abstracts service | http://adsabs.harvard.edu/ads_abstracts.html |
The Extrasolar Planets Encyclopaedia | http://exoplanet.eu/ |
The sun, eclipses & space weather
SOHO web site | https://sohowww.nascom.nasa.gov |
Solar terrestrial dispatch | http://spacew.com |
Detailed daily information regarding active areas on the sun | https://www.swpc.noaa.gov/products/solar-region-summary.noaa.gov/communities/space-weather-enthusiasts |
Aurorae | https://www.swpc.noaa.gov/products/aurora-forecast-%E2%80%93-3-day-experimental |
Space Weather Prediction Center | https://www.swpc.noaa.gov |
Space weather | https://www.spaceweather.com |
NASA eclipse home page | https://eclipse.gsfc.nasa.gov/eclipse.html |
Comets & meteors
Latest IAU comet ephemerides | https://www.minorplanetcenter.net/iau/lists/CometLists.html |
Comet Quarterly | http://icq.eps.harvard.edu/cometobs.html |
Comets | http://cometography.com |
Meteors | https://www.meteorshowersonline.com |
International Meteor Organisation | https://www.imo.net |
Minor planets (asteroids)
IAU Minor Planet Center | https://minorplanetcenter.net/ |
Latest MPC ephemerides of asteroids and comets | https://minorplanetcenter.net/data |
Lowell Observatory | https://asteroid.lowell.edu/gui/ |
Solar System Dynamics online tools | https://ssd.jpl.nasa.gov/tools/ |
Near Earth object confirmation page | https://minorplanetcenter.net/iau/NEO/toconfirm_tabular.html |
The Spaceguard Centre (UK) | https://spaceguardcentre.com/ |
Variable stars, novae, supernovae
American Asscociation of Variable Star Observers (AAVSO) | https://www.aavso.org/ |
Variable Stars South (VSS), New Zealand | https://www.variablestarssouth.org/ |
Supernovae | https://www.supernovae.net/ |
The Astronomer | http://www.theastronomer.org/ |
Artificial satellites
Satellite visibility | https://www.heavens-above.com/ |
Atmospheric phenomena
Atmospheric phenomena | https://www.atoptics.co.uk/ |
Equipment
Field of view calculator for (D)SLR cameras | https://www.howardedin.com/articles/fov.html |
About telescopes | http://www.ayton.id.au/gary/Science/Astronomy/Ast_Telescope.htm |
Equipment and Techniques | https://britastro.org/section_front/14 |
Astronomy & space news
Astronomy Now magazine | https://astronomynow.com/ |
Sky & Telescope magazine | https://skyandtelescope.org/ |
Space.com | https://www.space.com/ |
European Southern Observatory (ESO) | https://www.eso.org/public/outreach/ |
European Space Agency (ESA) | https://www.esa.int/ |
National Aeronautics and Space Administration (NASA) | https://science.nasa.gov/ |
Astronomy book links
- Amazon has about 60,000 books on Astronomy. Good navigation by adding other Key Words and/or using New Arrivals (30 or 90 day etc) and/or Sort By categories and/or Related Searches. Some information (further down page past other adverts) and some reviews. Also some books have Look Inside feature to see some samples of book pages. Amazon astronomy
- Willmann-Bell (USA) has about eight groups of about 5 to 20 books each (quite a lot of information). Recently American Astronomical Society (AAS) has acquired the inventory Willmann-Bell