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
Nov 24, 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
Dec 3, 2025 · 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. …
Mars Facts | What Does Mars Look Like | All About Mars - Star Walk
Oct 27, 2025 · Mars is the fourth planet from the Sun and the seventh largest planet in the Solar System. With evidence suggesting that it once had flowing water, Mars holds many secrets …
Search for Life Should Be Top Science Priority for First Human …
1 day ago · When astronauts set foot on Mars, it will be one of humanity’s greatest milestones, marking the start of a new era of discovery on another planet. A new National Academies …
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.
39 Mars facts, discoveries and images - BBC Sky at Night Magazine
May 20, 2025 · A guide to the Red Planet, Mars, including facts about its geology, a history of Mars missions and images captured by astrophotographers.
Mars Facts | All About Mars – NASA Mars Exploration
NASA’s real-time portal for Mars exploration, featuring the latest news, images, and discoveries from the Red Planet.
Mars - NASA Science
Nov 24, 2025 · Mars is one of the most explored bodies in our solar system, and it's the only planet where we've sent rovers to explore the alien landscape. NASA missions have found lots …
1st human missions to Mars should hunt for signs of life, report says
2 days ago · Humanity's exploration of Mars should be organized around the search for signs of past or present Red Planet life, according to a new report from the U.S. National Academies.