Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

According to a NASA study, Saturn's moon Titan may be the most fantastically large slushie of all time. Based on a reexamination of data from the Cassini probe collected in 2012, the moon's ...

Astronomers say 3I/ATLAS is so unusual that it is forcing a rethink of probability distributions used to model interstellar ...

Recently, micro/nanosatellites have become a significant trend in space with the rapid development of space technology, ...

Starcloud’s successful deployment of an orbital AI data center marks a pivotal test for space-based data center ...

Assuming Google does manage to launch a prototype in 2027, will it simply be a high-stakes technical experiment – or the ...

NASA's PUNCH mission is photographing the Sun like never before. It can see comets that are invisible to every other ...

Two cosmic collisions near the star Fomalhaut solve the mystery of a disappearing "planet" and show rare planetesimal crashes ...

New study finds interstellar comet 3I/ATLAS exhibits typical comet behavior, with non-gravitational acceleration from outgassing, measured by NASA and ESA spacecraft, confirming it is not artificial.

The first artificial intelligence model trained entirely in orbit has turned a test satellite into a tiny, solar-powered data ...

When interstellar comet 3I/ATLAS made its closest approach to Earth on December 19, 2025, it did not become a spectacular object in the night ...