One lucky bidder will soon fork over millions of dollars to take home NWA 16788, a 54-pound (24-kilogram) Martian meteorite.

A new study led by University of Houston researchers, in collaboration with planetary scientists worldwide, suggests Uranus ...

Scientists have found that Uranus is emitting its own internal heat — even more than it receives from sunlight — and this ...

When we hear the word “methane,” we often think of natural gas, which heats homes, propels cars, and helps fuels fires for ...

With Trump’s new budget cutting NASA science programs, the Mars Sample Return mission could be replaced by a private-sector ...

China's Chang’e-6 mission has delivered the first-ever samples from the Moon’s far side, shedding light on one of planetary ...

Researchers suspect that two meteorites found in the Sahara Desert in 2023 may originally have come from Mercury, which would ...

In the almost three years since NASA proved that it could successfully deflect an asteroid, we’ve learned a lot about these ...

After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

When NASA’s DART spacecraft collided with a small asteroid moon in late 2022, the impact made history. It was the first ...

A rare Martian meteorite and a dinosaur skeleton will headline Sotheby’s Geek Week 2025 auction in New York. The Martian ...