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 2) and first …

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 and weather.

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. There are …

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 report identifies the …

1 day ago · NASA's Perseverance rover has for the first time helped scientists confirm that electrical sparks often ignite within swirling mini-twisters on Mars.

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 waiting to be …

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.

12 hours ago · NASA has lost contact with a spacecraft that's been orbiting Mars for more than a decade.

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 of evidence …

1 day ago · A major new study lays out plans for crewed missions to Mars, with the search for extraterrestrial life being a top priority