A distant exoplanet might have an atmosphere similar to Earth's, early observations from the James Webb Space Telescope (JWST ...

Scientists detect a solid inner core on Mars for the first time, revealing a new chapter in planetary evolution.

The agency’s scientists are still not saying they found fossils of Martian microbes, but analysis of the specimen collected ...

Seismic studies reveal Mars may have a solid inner core. The result deepens knowledge of its evolution and lost magnetic field. Researchers have determined that Mars shares a structural similarity ...

Could Mars still be alive? These five mind-bending theories dive deep into strange methane spikes, hidden water, and even the ...

A simple core of pure iron and nickel couldn’t account for the observed properties. The Martian core must be rich in “light ...

Learn why scientists are cautiously optimistic about the potential biosignatures found in the Sapphire Canyon rock sample.

The Viking missions paved the way for future Mars missions and helped researchers understand the red planet’s climate and ...

Nasa’s Mars rover Perseverance has uncovered rocks in a dry river channel that may hold potential signs of ancient ...

New research published in the journal Science reveals the red planet's mantle preserves a record of its violent beginnings. The inside of Mars isn't smooth and uniform like familiar textbook ...

NASA’s Perseverance rover has discovered mudstones in Mars’ Jezero Crater that contain organic carbon and unusual textures hinting at possible biosignatures. These findings suggest that ancient ...

NASA’s search for evidence of past life on Mars just produced an exciting update. On Sept. 10, 2025, a team of scientists published a paper detailing the Perseverance rover’s investigation of a ...