Your weekly horoscope is here. In Ancient Rome, Jupiter Optimus Maximus (the biggest and the greatest) was top dog in the hierarchy of deities. As it turns out, the planet named after this ancient ...

We are closer to living on another planet than ever before.

A storm from the Sun can make a planet’s sky glow or a spacecraft’s computer stumble. At Mars in May 2024, it did both, just without the auroras people photographed on Earth.

The solar storm slammed the Earth on May 11, 2024, proving to be the biggest recorded on our planet for over 20 years. It generated bright auroras, usually restricted to our plane ...

A potential new mineral on Mars forms when iron sulfates are heated above 100°C. Data from Valles Marineris regions suggest ...

A remarkably hardy bacterium can survive pressures similar to those generated when asteroid impacts blast debris off Mars, a ...

Newly released Mars images offer a detailed look at one of the Red Planet's oldest, most heavily cratered regions, a ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Launched to Mars in November, NASA’s ESCAPADE probes — operated by UC Berkeley’s Space Sciences Lab — are now testing their ...

When the surface of the Sun exploded with activity in May 2024, Earth was hit by the biggest solar storm in more than two ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Scientists demonstrated that an Earthly extremophile might withstand being ejected from the Red Planet on debris spewed into ...