Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing ...

Interstellar Comet 3I/ATLAS puzzles scientists with a sunward anti-tail and wobbling jets, revealing secrets of alien solar ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

On Friday, interstellar comet 3I/ATLAS makes its nearest approach to Earth. Here's what you need to know, and how to track ...

The lawsuit says ICE agents pepper-sprayed, arrested and “even followed observers home to scare them in a tactic lifted ...

The mysterious interstellar comet 3I/ATLAS is making its closest approach to Earth on Friday, offering scientists a rare ...

Kazakhstanis have a chance to see the well-known comet 3I/ATLAS. Expert Maksim Krugov explained how this can be done.

The galaxy’s most common stars may be missing a key ingredient for life: Long-lived moons. Most stars in our galaxy are small ...

Then there was the September discovery of C/2025 R2 (SWAN), a comet so bright that even when it was near the moon on Halloween, it was still quite visible to observers. And there was comet 3I/Atlas, ...

Ancient Greek sacred observers were delegates who were sent to religious festivals and athletic games to observe and represent their city. Top down aerial of the stadium in Olympia, Greece. Credit: ...