Even 200 years after asteroid 16 Psyche was discovered, astronomers continue to puzzle over its formation. Psyche is the 10th ...

The space-faring mice spent about 28 days in those conditions before returning to Earth in April. Mortreux and her colleagues then analyzed the weight, strength and movement of the 23 surviving ...

Mercury, Venus, and Mars sit within the same general neighborhood as Earth, yet each has followed a radically different path.

It's well known that spaceflight causes muscle atrophy and other biological changes in reduced gravity, and especially in ...

Astronomers say they've spotted a collision between two planets that mirrors a catastrophe in our own solar system.

A seemingly small planetary neighbor may play a larger role in Earth’s climate than previously thought. Mars is only about ...

New research suggests Mars may have remained habitable much longer than scientists once thought. Ancient sand dunes in Gale Crater appear to have been soaked by underground water billions of years ago ...

In a series of experiments at Johns Hopkins University, Lily Zhao fired tiny samples of a microorganism with a room-sized gas ...

It's simple to ignore a certain point in the history of the planet. The Earth, half-molten and still young, whirling in a ...

A huge solar storm struck Mars in 2024, supercharging its upper atmosphere and briefly disrupting spacecraft orbiting the Red Planet.

Explore how Mars rover AutoNav and TRN lunar landing technologies advance autonomous spacecraft navigation, enabling self-guided, human-free space missions across Mars, the Moon, and beyond.

The possibility that a huge space rock — once deemed the riskiest asteroid ever observed — could hit the moon now appears to ...