Scientists may have figured out how Mars hung onto its surface liquid water in its ancient history via alternating periods of ...

because Mars is further from the sun, and also, the sun was fainter early on." New research suggests that temperatures on ancient Mars may have fluctuated between hot and cold periods through a ...

New research suggests that temperatures on ancient Mars may have fluctuated between hot and cold periods through a relatively short period during its lifetime of billions of years. But these hot and ...

This NASA Mars Reconnaissance Orbiter image, acquired on May 13, 2018, during winter at the South Pole of Mars, shows a carbon dioxide ice cap covering the region and as the sun returns in the spring, ...

New research suggests that ancient Mars might have experienced alternating hot and cold periods, enabling it to retain liquid ...

Though it's a cold, dead planet, Mars still has its own natural beauty about it. This image shows us something we'll never see on Earth.

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

HELENA — The planets are aligned. Six planets, Mars, Jupiter, Uranus, Neptune, Venus and Saturn can be seen in the night sky.

Harvard scientists explain how Mars had warm spells billions of years ago, allowing rivers and lakes to exist.

Dec. 16, 2024 — The combination of low temperature, atmospheric pressure and water vapor pressure on Mars means any liquid water found there would likely freeze, boil or evaporate immediately ...