On this day in space! Aug. 28, 1993: Galileo spacecraft flies by asteroid Ida on the way to Jupiter only to find a tiny moon!

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The astronauts of NASA's Artemis III mission visited the Oval Office on Thursday (Oct. 28) and posed for a few photos with the president. Their visit came nearly six months to the day after that of ...

A giant star with a puzzling name Even the translation of Betelgeuse's name is contentious. For a long time, it was thought to be a corruption of three Arabic words, usually translated as "The Armpit ...

Seven astronauts lost their lives during the Challenger space shuttle disaster on Jan. 28, 1986. Four decades later, human spaceflight remains a difficult business.

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A supermassive black hole at the heart of a nearby galaxy is behaving similarly to black holes that existed just after the Big Bang, voraciously feeding on copious amounts of matter. The relatively ...

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For the quickest way to join, enter your email below. We’ll send a confirmation email and sign you up to Space.com newsletters with the latest inspiration, expert advice and exclusive offers. Join The ...

Over 20 years after its debut, the “re-imagining” of Battlestar Galactica remains a key part of modern TV and sci-fi as a whole. After some smaller video game adaptations, including the notable ...