Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

Astronomers at NASA and the Gemini North Observatory have released new images of 3I/ATLAS, revealing a vivid green glow that ...

NASA and SETI experts scan interstellar visitor 3I/ATLAS for alien 'technosignatures' as scientists say the 137,000mph object ...

New research casts doubt on the prospects for a habitable, active environment beneath the frozen surface of Jupiter’s moon ...

3I/ATLAS, the third known interstellar object to enter our solar system, after 'Oumuamua (discovered in 2017) and 2I/Borisov ...

Astronomers scan interstellar comet 3I/ATLAS for alien signals as Breakthrough Listen's 2026 technosignature search comes up ...

The CIA's refusal to confirm records on interstellar object 3I/ATLAS sparks a global debate. Is it a comet or a 'black swan' ...

Beneath Europa's icy shell lies an ocean vaster than Earth's. But is its hidden world buzzing with life, or silent as the ...

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

A new study reveals that tiny fragments of Earth's atmosphere are transported to and absorbed by the moon via gusts of solar ...

New Scientist writers and contributors have chosen their top science-y books, films, TV shows, music, video games and board ...

After spending several years evolving in Early Access and Game Preview, Terra Invicta has now launched in full, landing on ...