6 days ago · Mars is the fourth planet from the Sun, and the seventh largest. It’s the only planet we know of inhabited entirely by robots.

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 …

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. There are …

Venus co-orbital asteroids: Imagine a fleet of space rocks silently trailing—or even leading—Venus in its orbit, hidden in the Sun’s

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.

Scientists are uncovering how Mars transformed into the cold, dry desert world it is today. We explore Mars to understand the planet's history and look for evidence of past or even present life. Is there life …

The red planet Mars, named for the Roman god of war, has long been an omen in the night sky. And in its own way, the planet’s rusty red surface tells a story of destruction.

Feb 17, 2026 · Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

Jan 19, 2026 · 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.

NASA’s Curiosity has explored a peculiar terrain on Mars that has no such equivalent on Earth. Seen from space, this geological formation, called boxwork, looks like a spiderweb crisscrossing ...