A pull in the right direction ...

Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the landscape. Mars is often portrayed as a dry, empty world, but the planet is ...

Advances in technology have reopened the debate over terraforming Mars, shifting it from an impossible dream to a long-term scientific and ethical question.

Bright white rocks spotted by NASA’s Perseverance rover are rewriting what we thought we knew about ancient Mars. These ...

New simulations show red planet affects Milankovitch cycles that shape how solar energy is distributed on Earth over millions ...

FILE - This image provided by NASA, shows a selfie of their Perseverance Mars rover, on July 23, 2024. The image is made up of 62 individual images that were stitched together. (NASA via AP, file) ...

This doesn’t mean Mars causes ice ages on its own. Orbital cycles are only part of the picture. Earth’s oceans, atmosphere, ...

NASA’s MAVEN spacecraft has provided the first direct evidence of atmospheric sputtering on Mars, revealing how solar wind has eroded the planet's atmosphere over four billion years, turning a ...

MAVEN was built to last in orbit until 2030 — that's not looking likely anymore.

Advances in synthetic biology, planetary engineering, and ultra-low-cost launch systems have dramatically altered how ...