The Planetary Society is the largest and most effective nonprofit organization that promotes the exploration of space through education, advocacy, and…

get the latest space exploration, innovation and astronomy news. space.com celebrates humanity's ongoing expansion across the final frontier.

Astronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the Big Bang, black holes, comets, constellations, eclipses, exoplanets, nebulae, meteors, quasars, observing, telescopes, NASA, Hubble, space missions, stargazing, and more.

Welcome to Astrobiology.com

NASA Science seeks to discover the secrets of space, the origins of the universe, search for life elsewhere, and protect and improve life on Earth.

An overview of the history, mythology and current scientific knowledge of the planets, moons and other objects in our solar system.

This encyclopaedia provides the latest detections and data announced by professional astronomers on exoplanetary systems. It contains objects lighter than 60 masses of Jupiter, which orbit stars or are free-floating. It also provides a database on exoplanets in binary systems, a database on circumstellar disks, an exhaustive bibliography, a list of exoplanet-related meetings, and links to other resources on the subject.

the american meteor society, ltd. is established to inform, encourage, and support the research activities of people who are interested in the field of meteor astronomy