Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For ...

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

Mars is thought to currently have all the necessary ingredients for life except for perhaps the most important one: liquid ...

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's climate.

UChicago-led analysis of Mars Science Laboratory Curiosity rover data may explain why planet was likely harsh desert for most ...

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One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at ...

So far, there is no definitive evidence of life on Mars, however, ongoing and future missions will continue to explore the Red Planet's habitability and potential for life.

Have you ever wondered why all the planets in our solar system– whether it’s rocky Earth or massive Jupiter– are round? It’s something we rarely think about, but there’s a clear reason ...

Robert Zubrin, the planet’s leading strategist for landing humans on Mars, predicts SpaceX’s Starship will win the race to speed astronauts to Mars, but not until 2031.

Six planets are visible in the night sky right now. On Feb. 28, Mercury will add a seventh planet to the planetary parade. Venus, Mars and Jupiter are 'great naked-eye targets' for beginning ...

Like sand dunes on Earth, Mars sand dunes are formed from wind processes (also called aeolian processes), which is the primary atmospheric behavior occurring on the Red Planet since its atmospheric ...