Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

A Mars spacecraft launched from Cape Canaveral, Florida, has been AWOL. But NASA hasn't given up hope of restoring contact ...

Consciousness could be a fundamental part of reality, like gravity or matter, according to this controversial theory.

MAVEN has remained silent since Dec. 6 despite repeated attempts to contact it, according to NASA. As part of the recovery ...

After encountering Meta AI, a man's mental health unraveled. As he lost touch with reality, the chatbot continued to affirm ...

Because the moon has less gravity than Earth does, time passes slightly differently there. This effect was first predicted by ...

Two Americans and astronauts from Japan and Russia landed in a SpaceX capsule in the Pacific Ocean after a medical issue ...

Though he looks older in the best Star Trek movie of all time, First Contact, Zefram Cochrane was around 33 years old when he ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

Sci-fi movies get the lion's share of the attention, but there were a number of high-quality genre series on the small screen ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...