For centuries – maybe millennia – humans have wondered how Mars gets its red hue, but a recent study has some answers.

Mars may be tens of millions of kilometers away, but for planetary scientists, the most revealing rehearsal space sits in the ...

The search for past or present life should be the top science objective of future human missions to Mars, a new National Academies report concludes.

Human missions to Mars are edging closer to reality, but the physics of deep space is not cooperating. Outside Earth’s magnetic cocoon, astronauts would be bombarded by high‑energy particles that can ...

Research conducted by two physicists from the National Institute of Standards and Technology (NIST) in the US reveals that ...

NASA’s Curiosity rover will go dark for a few weeks due to a conjunction between Earth and Mars, blocking communication between the two planets.

When astronauts set foot on Mars, it will be one of humanity’s greatest milestones. These first steps will be the result of decades of research, engineering, and imagination coming together, marking ...

Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests. This difference is significantly ...

NASA does difficult, inspiring and ambitious things — and it does them, in the immortal words of President Kennedy, because they are hard. NASA’s most ambitious planetary project yet is Mars Sample ...

Deep beneath the surface of Mars lies a large reservoir of liquid water, according to seismometer data from NASA’s retired InSight lander. The findings, published Aug. 12 in Proceedings of the ...

The European Space Agency has released new images of a rare "butterfly" crater on the Red Planet. The bug-like structure ...

Forbes contributors publish independent expert analyses and insights. Amanda Kooser covers the quirky side of science and space. Sometimes Mars feels like the setting for a Dr. Seuss book, full of ...