- 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 2) and first successful landing (Mars 3) on Mars Probes have been active on Mars continuously since 1997
- Mars: Facts - NASA Science
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
- Mars | Facts, Surface, Moons, Temperature, Atmosphere | Britannica
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 intriguing clues that billions of years ago Mars was even more Earth-like than today
- Mars rover records audio of electric sparks in… - USA TODAY
NASA's Perseverance rover has for the first time helped scientists confirm that electrical sparks often ignite within swirling mini-twisters on Mars
- Time moves faster on Mars — proving Einstein right and posing new . . .
Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests This difference is significantly more than that for our moon, posing potential challenges for future
- 39 Mars facts, discoveries and images - BBC Sky at Night Magazine
A guide to the Red Planet, Mars, including facts about its geology, a history of Mars missions and images captured by astrophotographers
- Scientists map of old Mars river basins for the 1st time. These could . . .
Scientists have mapped Mars' ancient mega-basins for the first time, revealing vast river systems that may hold the best clues to past life on the Red Planet
- 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
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