The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy lifting was more challenging than I initially thought." When you purchase ...

A new study suggests Mars could help scientists understand how alien worlds evolve by showing how a once warmer, wetter ...

Landing humans on Mars could teach us whether life ever existed beyond Earth, how planets change over time, and how humans can live on other worlds. By studying Mars up close, astronauts could answer ...

On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab. Everything is wired together so well that you rarely think about the ...

Mars looks like it’s about to make a U-turn in the night sky – at least, from Earth it looks that way. Since Dec. 7, 2024, the red planet has been making its westerly retrograde. But on Monday, that ...

Mars holds a special place in the solar system. It represents marginal habitability. This means it transitioned from warm and ...

Scientists believe that future human settlements on Mars may rely on metals extracted from asteroids for construction.

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