Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...

A video game about little green aliens building space rockets is seeing a resurgence tied to NASA's Artemis II mission.

NASA has released stunning new Artemis II images, including a “Crescent Earthrise” and detailed views of the lunar farside.

The awe-inspiring Spodnic UFO at Melin Mabes, a four-acre glamping site, will be featured on an upcoming episode of World's ...

NASA's Artemis II mission concludes today as the Orion capsule splashes down after a record-breaking lunar far side flyby.

In a 2019 AP-NORC poll, about half of Americans said they’d take a chance to orbit the Earth, with 41% saying they’d travel ...

In Part 2 of my interview with former Area 51 employee Bob Lazar, we discuss the spacecraft he says he worked on in S4, and ...

In the first installment of this rare multipart interview series with former Area 51 employee Bob Lazar, we discuss his new ...

Jared Isaacman says odds of evidence we are not alone are ‘pretty high’ four days after Artemis II rocket lifted off ...