Astronomy websites

thumb|upright=1.1|The Observatory of Strasbourg

American non-profit research society

astronomical database

Sky-Map.org (or WikiSky.org) is a wiki and interactive sky map that covers over half a billion known celestial bodies. WikiSky is designed, in part, as a wiki. Users can edit information about different stars by writing articles, adding Internet links, uploading images, or creating a special interest group for a specific task.

crowdsourced astronomy project

Heavens-Above is a non-profit website developed and maintained by Chris Peat as Heavens-Above GmbH. The web site is dedicated to helping people observe and track satellites orbiting the Earth without the need for optical equipment such as binoculars or telescopes. It provides detailed star charts showing the trajectory of the satellites against the background of the stars as seen during a pass. Special attention is paid to the ISS, Starlink satellites, and others. Space Shuttle missions were tracked until the program was retired in July 2011 and Iridium flares were also tracked until the progr

Space.com is an online publication focused on space exploration, astronomy, skywatching and entertainment, with editorial teams based in the United States and United Kingdom. Launched on July 20, 1999, the website offers live coverage of space missions, astronomical discoveries and reviews about skywatching telescopes, binoculars and sci-fi entertainment gear.

exoplanet and star catalogue funded by NASA

Canadian astronomy and space news website

citizen science project to find exoplanets

Database of exoplanets

interactive facility that computes the position of many solar system objects

citizen science project

citizen science project