Ancient Mars May Have Been More Habitable Than It Looks Today Modern Mars is cold, dry, and exposed to harsh radiation. Its ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

A study using the Very Large Array radio telescope may have discovered a magnetic field on exoplanet YZ Ceti b. Magnetic ...

Chinese researchers have captured the first-ever close-up images of the rare “mini-moon” that’s tracing circles around the ...

Astronomers have identified GJ 3378b, a super-Earth located 25 light-years away, in the habitable zone of its star, raising ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

That sharp, briny smell is not the salt, it is a gas made by life, breathed out by tiny ocean creatures too small to see. For ...

Experts suspect this space rock is a piece of the lunar surface torn off by a meteor impact, so it could be a time capsule ...

For the first time in more than 15 years, the International Academy of Astronautics (IAA) Search for Extraterrestrial ...

A two-week expedition off Brazil's coast uncovered 31 previously unknown marine species, highlighting just how little is ...

In a recent two-week voyage through the southern Atlantic, scientists uncovered an astonishing array of 31 previously unknown ...