Living in today’s age of ambitious robotic exploration of Mars, with an eventual human mission to the red planet likely to ...

The Vera C. Rubin Observatory has just released some of its first images. Its powerful new telescope will be able to quickly ...

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It might rewrite the history of astronomy itself. Using a machine learning technique, Chinese researchers argue that this star calendar is centuries older than the one created by the famous Greek ...

John Glenn made history in 1962 as the first American to orbit Earth and later returned to space at age 77 in 1998 aboard the Space Shuttle Discovery.

Astronomers announced Wednesday that a decades-long mystery surrounding the first known brown dwarf — a “failed star” called Gliese 229B — has finally been solved. Brown dwarfs are dim ...

The former giant telescope at Arecibo has a unique place in the history of astronomy. Nestled in a vast sinkhole and opened in 1963, it had a power to send and receive signals that was unmatched ...

A chemical mystery lurks in the laboratory of Tycho Brahe, one of the most famous astronomers of all time. Scientists found tungsten in Brahe's lab, and they're not sure how it got there.

Irish Astronomy's "Golden Age" and the world's largest telescope IrishCentral contributor Michael O’Shea in conversation explores the history of astronomy in Ireland dating from the 18th century ...

Astronomers thought they knew this famous nebula. Then they saw it in high-def. This is an extreme close-up.