The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, ...

Scientists have taken another look at the subsurface of Mars, continuing to close gaps in the long-running Martian mystery. NASA’s Mars Reconnaissance Orbiter (MRO) used an enhanced radar technique ...

Space is always inspiring and 2025 was no exception, with finding Betelgeuse’s buddy, debuting a prolific survey telescope ...

NASA’s Carruthers mission will film Earth’s elusive exosphere to understand space weather, atmospheric escape, and planetary habitability. A NASA mission aims to photograph a feature of Earth that is ...

Electrical sparks inside Martian dust devils have been detected for the first time, reshaping how scientists understand the planet’s atmosphere and climate. On Mars, strong winds routinely generate ...

Futurist Michio Kaku sees humans doing ballet on Mars and projecting their brains into the cosmos. And aliens? Oh, they're ...

Every two years, the Sun blocks communication between Earth and Mars during solar conjunction, forcing NASA to pause commands ...

Humanity has sent into space everything from lightsabers and Tesla Roadsters to golden records and entire digital genetic ...

Jezero Crater is the home of NASA's Perseverance rover. See a bird's-eye view of the crater with this animated flyover created using data from ESA's Mars Express orbiter and the Mars Reconnaissance ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

In 2026, many people will hear the same strange phrase repeated again and again. The Sun will briefly disappear. It sounds ...