Mars, the Red Planet, is the fourth planet from the sun.
A few brief hops in the Martian air two years from now could open alien worlds to an entirely new kind of exploration.
Engineers are still trying to understand why one of the main instruments on NASA's InSight Mars lander is stuck just below the Martian surface.
The eccentric orbit of the Martian moon Phobos could drive the flow of powder across its surface, a new study finds, shedding light on the moon's mysterious origins.
To mark the three-year anniversary of the Trace Gas Orbiter's arrival at Mars, the European Space Agency has released a stunning image the craft captured of NASA's InSight lander earlier this month.
A set of newly released photos shows what NASA's Mars rover Opportunity was looking at just before being engulfed by the monster dust storm that took its life.
NASA's Mars InSight lander, which touched down in November, celebrated 100 days on Mars by watching the sun set.
NASA Administrator Jim Bridenstine praised the proposed 2020 budget from the Trump administration, describing how the budget will help the agency reach the moon, and then continue on to Mars
President Donald Trump's NASA budget request for the fiscal year beginning in October 2019 includes funding for a Mars sample return mission that could launch as soon as 2026.
The first Martian "mole" encountered some obstacle underground as the NASA InSight lander dug below the surface, NASA reported.
Space.com's editors present a reading list for space and sci-fi lovers, as well as children who are interested in astronomy and spaceflight.
Cosmic impacts on young Mars may have triggered deluges, potentially explaining why the Red Planet was once covered in water, a new study finds.
Scientists found valleys, channels, ridges and curved deltas in the depths of Martian craters, and those features provide the first evidence of a vast groundwater system in the planet's past.
Drilling for signs of life on Mars, as two rover missions plan to do soon, is a pretty sound strategy, a new study suggests.
Despite a new emphasis on a streamlined, "lean' sample return architecture, it's unlikely that suite of missions will be able to return Martian samples to the Earth before the end of the 2020s.