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 - 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 …
Mars | Facts, Surface, Moons, Temperature, & Atmosphere
2 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. …
In a major new report, scientists build rationale for sending ...
4 days ago · A new report published Tuesday, titled “A Science Strategy for the Human Exploration of Mars,” represents the answer from leading scientists and engineers in the …
1st human missions to Mars should hunt for signs of life, report says
4 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.
New report outlines science priorities for human Mars exploration
4 days ago · As humanity prepares to take its first steps on Mars, a comprehensive report released by the National Academies of Sciences, Engineering, and Medicine and steered by …
Human Missions to Mars Must Search for Alien Life, New Report …
3 days ago · A major new study lays out plans for crewed missions to Mars, with the search for extraterrestrial life being a top priority
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 - Fourth Planet From the Sun - Science Notes and …
Dec 18, 2024 · Discover interesting Mars facts. Learn about the size, moons, surface features, and seasons of the fourth planet from the Sun.
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.