An orbiting atmospheric research spacecraft has detected the pungent gas hydrogen chloride above surface fissures along a ...

Mars might have a geological secret hiding underneath all that red dust. Scientists studying the planet have discovered ...

A Trace Gas Orbiter detected hydrogen chloride above volcanic fissures at Alba Mons, leading scientists to conclude Mars may ...

Blasted off Mars by a giant impact long ago, the meteorite Teghaza 001 eventually fell to Earth in the Sahara Desert. Now it’s revealing previously hidden chapters of Mars’ deep past ...

Cracks along a giant Martian volcano, possibly above a magma chamber, might be spewing magmatic gases into the atmosphere, ...

Phobos, one of Mars’ two small moons, may contain fragments of Martian rock blasted into space by ancient impacts. New ...

From the first radar observations of Mars' polar ice to research using decades of orbital data, Planetary Science Institute ...

Martian samples this old are extremely rare and offer clues about the Red Planet's youth. This meteorite further hints that our celestial neighbor was once a watery world, suggesting it could've had t ...

Mars once had active volcanoes, like Olympus Mons, which is three times higher than Everest, and so massive that when it ...

NASA’s two ESCAPADE (Escape and Plasma Acceleration and Dynamics Explorers) spacecraft have each successfully completed a ...

Add Yahoo as a preferred source to see more of our stories on Google. It might be surprising to hear planetary scientist Nina Lanza use the word “disappointing” in the same sentence as “Mars.” After ...

A new study may have revealed the true source behind how the Red Planet got its hue. It’s been long thought that Mars shines red due to the rusted iron minerals within the dust that covers the planet ...