Aristotle believed the planets revolved around Earth and God could not have created other worlds. Today, scientists scour the ...

Scientists say caves on Mars and icy moons may host microbial life and serve as future habitats for astronauts to be sent to ...

Getting to Mars is only half the mission — the real challenge is getting back. NASA is developing a Mars Ascent Vehicle, a ...

I thought about the interstellar visitor as my daughter, wife, and I took turns dragging his wandering monster truck balloon ...

The science fiction blockbuster wowed audiences with its depiction of space travel and more. Here's what NASA staff and other ...

NASA's Curiosity Rover discovered a large cluster of polygonal rocks on the planet of Mars, which may indicate evidence of ...

A new image shows a striking contrast between Mars' desert-like terrain against dark deposits of volcanic ash.

The astronauts of Artemis II mission splashed down off the coast of San Diego on Friday, April 10 ...

Observations by the Mars Express orbiter reveal rapid changes on the Red Planet’s surface from windblown volcanic ash ...

The Artemis II mission fulfilled the original objective planned during Trump's first term and has origins in prior ...

We've spent decades scratching the surface of Mars trying to uncover life there. But we've been searching a barren wasteland ...

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets price the odds of the U.S. confirming aliens before 2027 - here’s why traders overwhelmingly expect a government ...