A massive crater on asteroid Psyche may hold the key to whether it’s a lost planet’s core or something more complex. New ...

Markwayne Mullin is appearing before senators for a Department of Homeland Security confirmation hearing as President Donald ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

The findings further hint that space rocks may have brought the building blocks of RNA and DNA to Earth long ago ...

Japanese Aerospace Exploration Agency (JAXA). A tiny stash of asteroid dust may help answer one of science’s oldest questions ...

Here's the latest from the New Mexico sheriff's office searching for retired U.S. Air General William Neil McCasland.

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Katherine Courtney and Alice Gorman talk to Margaret Harris about the danger of space debris – and what we need to do about ...

A rare meteorite worth millions was nearly lost to the black market after being declared as basic backyard decor.

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

A mysterious metal-rich asteroid called Psyche has been baffling scientists for over two centuries, and its true origin ...