Explore Mars 3D App | Mars 3D Globe
Come close by exploring Mars, with this 3D globe app that displays canyons, mountains & craters along with the location of previous missions! Interactively discover the red planet using the ArcGIS Maps SDK for JavaScript
Mars | Facts, Surface, Moons, Temperature, & Atmosphere
2 天之前 · Mars is the second smallest planet in the solar system, only larger than Mercury and slightly more than half the size of Earth. It has an equatorial radius of 3,396 km (2,110 miles) and a mean polar radius of 3,379 km (2,100 miles). What do Mars and Earth have in common? Mars is similar to Earth in many ways.
Earth From Mars, Mars From Earth - NASA Science
2019年4月19日 · Left: Earth in the evening sky of Mars, as seen by NASA's Curiosity rover in 2014. Earth is a little left of center in the image, and our Moon is just below Earth. Right: Mars rising over Salt Lake City.
How long does it take to get to Mars? | Space
2024年10月16日 · Mars is the fourth planet from the sun, and the second closest to Earth (Venus is the closest). But the distance between Earth and Mars is constantly changing as they orbit the sun.
In Depth | Mars – NASA Solar System Exploration
The fourth planet from the Sun, Mars is one of Earth's two closest planetary neighbors (Venus is the other). Mars is one of the easiest planets to spot in the night sky – it looks like a bright red point of light.
Humans to Mars - NASA
2023年9月26日 · What we learn about the Red Planet will tell us more about our Earth’s past and future, and may help answer whether life exists beyond our home planet. Like the Moon, Mars is a rich destination for scientific discovery and a driver of technologies that will enable humans to travel and explore far from Earth.
Did Mars Ever Look Like Earth? We Asked a NASA Scientist: …
2021年10月14日 · When the solar system settled into its current layout over four billion years ago, Mars and Earth formed from the same materials and looked very similar. Both are terrestrial planets, with a central core, a rocky mantle, and a solid crust. Early on, we know that Mars once had lakes, streams, and perhaps even a northern ocean.
NASA to Explore Two Landing Options for Returning Samples from Mars
2025年1月7日 · Mars Sample Return will allow scientists to understand the planet’s geological history and the evolution of climate on this barren planet where life may have existed in the past and shed light on the early solar system before life began here on Earth. This will also prepare us to safely send the first human explorers to Mars.”
Mars Fact Sheet - NSSDCA
2024年10月3日 · *Mean orbital distance from the center of Mars. Notes on the factsheets - definitions of parameters, units, notes on sub- and superscripts, etc. Planetary Fact Table - metric units
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.It is classified as a terrestrial planet and is the second smallest of the Solar ...