- 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 Facts | What Does Mars Look Like | All About Mars - Star Walk
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, Phobos, gradually gets closer to the planet at a rate of about 2 cm per year
- Mars | National Air and Space Museum
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 is preserved on their surfaces Their landscapes reveal the processes that shaped them: impacts, crustal movements, volcanic activity, and erosion Gravity, temperature, air, and water all play leading roles
- Evidence of ancient life on Mars could be hidden away in colossal water . . .
Skylights, openings in the surface of Mars that descend down into caves, have been found on Mars, along with signatures for the presence of water ice
- Mars Facts | All About Mars – NASA Mars Exploration
NASA’s real-time portal for Mars exploration, featuring the latest news, images, and discoveries from the Red Planet
- Mars Was Habitable Longer Than We Thought, New Study Suggests
It is a scientific consensus that water once flowed on Mars, and that it had a denser atmosphere, meaning that it was once habitable
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