In the past, astronomy included disciplines as diverse as astrometry, celestial navigation, observational astronomy, and the making of calendars. Astronomy is one of the few sciences in which amateurs …

2 days ago · Astronomy.com is for anyone who wants to learn more about astronomy and space, including planets, galaxies, asteroids, and NASA.

May 14, 2026 · Astronomy, science that encompasses the study of all extraterrestrial objects and phenomena. Since the late 19th century, astronomy has expanded to include astrophysics, the …

Jul 25, 2023 · Astronomy is one of the oldest scientific disciplines. Explore what it is and how it's shaped our understanding of the world around us in our ultimate guide.

Ever look up at the night sky and wonder what you're looking at? Find out how you can learn more about astronomy — and what's up there tonight. Did the astronomy bug bite you while you were out last …

2 days ago · NASA.gov brings you the latest news, images and videos from America's space agency, pioneering the future in space exploration, scientific discovery and aeronautics research.

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In 46 episodes, Phil Plait (aka The Bad Astronomer) teaches you astronomy! This course starts with the astronomical observations we can make with the naked eye and expands out to cover the solar...

2 days ago · Find out how and when to observe meteor showers, solar and lunar eclipses, Starlink satellites, planetary events, comets, and more. Learn the astronomy terms, see stargazing forecasts …

1 day ago · Astronomy news. New! Earth-like extrasolar planet found; double helix nebula; supermassive black holes, astronomy articles, astronomy pictures. Updated daily.