As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

Discover why astronomers believe the interstellar comet 3I/ATLAS could be 14 billion years old and what Harvard's Avi Loeb ...

The most sensitive radio scan in history found no signs of alien tech on interstellar object 3I/ATLAS. Discover why this ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...

In late November 2025, astronomers captured an unprecedented cosmic signature: the first X-ray emissions ever detected from ...

Even though they were preceded by classics or audience favorites, these 10 sequels didn't come close to approaching the magic ...

It’s time to take a look back at 2025 in film and ponder what we’ve learned… 2025 is drawing to a close, and we can get a ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...