Mars - Wikipedia
Mars is the fourth planet from the Sun.The surface of Mars is orange-red because it is covered in iron(III) oxide dust, giving it the nickname "the Red Planet". [22] [23] Mars is among the brightest objects in Earth's sky, and its high-contrast albedo features have made it a common subject for telescope viewing.
Mars | Facts, Surface, Moons, Temperature, & Atmosphere ...
6 天之前 · 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.
NASA Sets Sights on Mars Terrain with Revolutionary Tire Tech
2 天之前 · While several robotic missions have landed on Mars, NASA has only explored 1% of its surface. Ahead of future human and robotic missions to the Red Planet, NASA recently completed rigorous rover testing on Martian-simulated terrain, featuring revolutionary shape memory alloy spring tire technology developed at the agency’s Glenn Research ...
What Trump’s Pledge to Plant the U.S. Flag on Mars Really ...
2 天之前 · What Trump has said about Mars. Mr. Trump has mentioned landing on Mars before. During a campaign rally in Reading, Pa., on Oct. 9, he promised that this would occur during his presidency. “We ...
All About Mars | NASA Space Place – NASA Science for Kids
2025年1月14日 · Mars is sometimes called the Red Planet. It's red because of rusty iron in the ground. Like Earth, Mars has seasons, polar ice caps, volcanoes, canyons, and weather. It has a very thin atmosphere made mostly of carbon dioxide, nitrogen, and argon. People would not be able to breathe the air on Mars. Explore Mars!
In Depth | Mars – NASA Solar System Exploration
Mars is one of the easiest planets to spot in the night sky – it looks like a bright red point of light. Despite being inhospitable to humans, robotic explorers – like NASA's new Perseverance rover – are serving as pathfinders to eventually get humans to the surface of the Red Planet.
Overview | Mars – NASA Solar System Exploration
Mars is the fourth planet from the Sun – a dusty, cold, desert world with a very thin atmosphere. Mars is also a dynamic planet with seasons, polar ice caps, canyons, extinct volcanoes, and evidence that it was even more active in the past.