Mars - Wikipedia
In 1971 Mariner 9 entered orbit around Mars, being the first spacecraft to orbit any body other than the Moon, Sun or Earth; following in the same year were the first uncontrolled impact …
Mars: Facts - NASA Science
Jul 15, 2025 · Mars – the fourth planet from the Sun – is a dusty, cold, desert world with a very thin atmosphere. This dynamic planet has seasons, polar ice caps, extinct volcanoes, canyons …
Mars | Facts, Surface, Moons, Temperature, & Atmosphere
4 days ago · Mars is the fourth planet in the solar system in order of distance from the Sun and the seventh in size and mass. It is a periodically conspicuous reddish object in the night sky. …
NASA is sending probes to Mars to find out why it lost its ...
12 hours ago · Mars is a cold, dry, desert-like planet. But billions of years ago, scientific evidence suggests that it had a thick atmosphere, which kept it warm enough to support flowing water …
The next Mars launch window is in late 2026. So why is the NASA …
11 hours ago · A NASA mission is set to launch twin spacecraft on a journey to Mars. The robotic orbiters could lift off atop Blue Origin’s New Glenn rocket as soon as Sunday.
Mars Facts | What Does Mars Look Like | All About Mars - Star Walk
Oct 27, 2025 · Mars can boast the largest volcano in the entire Solar System – Olympus Mons. With a height of 21 km, it stands about 2.5 times taller than Mount Everest. Mars’ larger moon, …
NASA's new Mars mission: These twin satellites could reveal how …
1 day ago · Mars is about to receive a double dose of attention. This weekend, a pair of identical NASA satellites will launch together to help reveal how the Red Planet lost its thick …
An Introduction to Mars - Center for Planetary Sciences
Mars is a terrestrial planet with a thin atmosphere, having surface features reminiscent both of the impact craters of the Moon and the volcanoes, valleys, deserts, and polar ice caps of Earth. …
39 Mars facts, discoveries and images - BBC Sky at Night Magazine
A guide to the Red Planet, Mars, including facts about its geology, a history of Mars missions and images captured by astrophotographers.
Mars, the red planet - The Planetary Society
Mars once had liquid water on its surface and could have supported life. Scientists are uncovering how Mars transformed into the cold, dry desert world it is today.