Pandora mission is designeed to "provide in-depth study of at least 20 known planets orbiting distant stars," according to ...

Did a flying saucer just land at NASA? It sure looks like it.

A NASA whistleblower claimed that the space agency knowingly covered up proof of alien life captured in everyday photos.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

The Transiting Exoplanet Survey Satellite (TESS) revealed a distant planet located 40,000 light-years away using microlensing for the first time.

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, funding, and fierce criticism.

In the 21st century, the theories regarding the existence of aliens refuse to dial down. Now, the recently resurfaced NASA photo of Martian planet has gone viral on various social media ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

NASA has received one of the most unusual-looking pieces of hardware ever associated with the Artemis III program, and ...

NASA is racing to save its Swift telescope from falling back to Earth with a daring rescue mission. The salvage effort gets ...