Out of the 6,000 known exoplanets, it's these rocky worlds that are most worthy of attention in the search for life beyond ...

The new film probes the possibility of alien life – here's how the science of Project Hail Mary stacks up.

Two new – otherworldly – government-operated website domains created this week have caused a stir. Alien.gov and Aliens.gov were both registered by the Cybersecurity and Infrastructure Security Agency ...

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

JAXA samples reveal that asteroid Ryugu has a complete set of nucleobases, the building blocks of DNA, suggesting these ...

A rock measuring 900 meters is on a journey through our solar system, providing what is arguably one of the strongest pieces ...

Renewed attention is falling on the base after the disappearance of retired Air Force Maj. Gen. William Neil McCasland, a ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

Samples from the asteroid Ryugu revealed all five genetic nucleobases, suggesting the building blocks for life existed in ...

New research shows many people vastly underestimate other people's beliefs in extraterrestrial life. Is social stigma keeping ...

According to NASA's watchdog, the agency "does not have the capability to rescue the stranded crew" if they were to be marooned on the Moon.