New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid ...

On the martian surface, would the moons Deimos and Phobos be visible to the unaided eye? David De RooSilver Spring, Maryland ...

A Martian volcano once thought to be the result of a single eruption turns out to have a much more complex past. Orbital imaging and mineral data show it developed through multiple eruptive phases, ...

Study in the International Journal of Astrobiology tests how water bears survive in simulated Mars soil, revealing how regolith may limit Earth microbes and what it means for planetary protection and ...

A 6.5-foot Mars sand ridge called Hazyview reveals how strong, steady winds once shaped the planet’s surface and soil ...

NASA's Perseverance rover discovered rocks on Mars, providing new evidence the red planet was once a wet, habitable world that could support life.

Searching for past or present life on Mars is the sole driving force behind every mission we send to the red planet, from orbiters to landers to rovers. However, there remains a concern in the ...

Mars gets its red color from oxidized iron dust, and the oldest myth mistake remains the same: Mars is Roman, while Ares is ...

American space agency NASA announced it found a new way to allow the Perseverance rover to determine its position on Mars by itself.

For centuries, Mars has captivated the human imagination. Its reddish appearance has earned it the nickname “The Red Planet,” but is it really as red as we’ve been led to believe? While Mars certainly ...