Astronomers are using radio pulses from space to find missing baryonic matter and learn about supermassive black holes, ...

For anyone in Hawaiʻi this weekend, the sky offers a rare show. Saturn, the ringed giant, will rise bright in the evening and ...

NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

Astrophotographers and stargazers are in for a treat this week as Saturn and Neptune reach their brightest in days. According ...

A new class of supermassive black holes embedded in a thick gas shell could explain small red dots in images from the James ...

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

Telescopes on the National Mall tonight will give people a chance to see the stars and experience the largest astronomy outreach event in the United States.

The EHT is a "Earth-sized telescope" formed by a global network of radio telescopes, and the first image of a black hole released in 2019 was captured in 2017. Now, by comparing observational data ...

Today (the 20th), in the Snow Mountain Pasture of Delingha City, Haixi Prefecture, Qinghai Province, the first self-developed ...

TRAPPIST-1e shows no signs of its first atmosphere, but hints of a secondary one remain. Liquid water could still be possible ...

Astronomers are racing to study 3I/ATLAS, an interstellar comet whose strange behavior reveals new clues about how other ...

A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with Earth directly between it and the sun.