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 …

6 days ago · 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 …

Nov 23, 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. …

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, …

A Rocky Planet The planets closest to the Sun—Mars, Earth, Venus, and Mercury—are made mostly of rock. The rocky planets all formed in our inner solar system. Their geological history …

4 days ago · A chance discovery by a NASA rover on Mars shows that the red planet has a form of lightning, which researchers had suspected for decades but never seen.

Nov 14, 2025 · The ESCAPADE mission, which launched to space on a Blue Origin rocket on Thursday, breaks the mold of how planetary science missions typically come together.

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.

1 day ago · Researchers heard electric crackles on 28 hours of recordings made over two Martian years.

6 days ago · 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 …