Mars | Facts, Surface, Moons, Temperature, & Atmosphere
3 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.
Mars Facts - Science@NASA
With a radius of 2,106 miles (3,390 kilometers), Mars is about half the size of Earth. If Earth were the size of a nickel, Mars would be about as big as a raspberry. From an average distance of 142 million miles (228 million kilometers), Mars is 1.5 astronomical units away from the Sun.
Mars - Craters, Valleys, Plains | Britannica
6 天之前 · One of the most striking aspects of the Martian surface is the contrast between the southern and northern hemispheres. Most of the southern hemisphere is high-standing and heavily cratered, resembling the battered highlands of the Moon. Most of the northern hemisphere is low-lying and sparsely cratered.
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 ...
Mars - NASA Science
Mars is the fourth planet from the Sun, and the seventh largest. It’s the only planet we know of inhabited entirely by robots. Could Life Exist Below Mars Ice? NASA Study Proposes Possibilities. Mars is no place for the faint-hearted. It’s dry, rocky, and bitter cold.
In Depth | Mars – NASA Solar System Exploration
With a radius of 2,106 miles (3,390 kilometers), Mars is about half the size of Earth. If Earth were the size of a nickel, Mars would be about as big as a raspberry. From an average distance of 142 million miles (228 million kilometers), Mars is 1.5 astronomical units away from the Sun.
NASA’s Curiosity Captures Stunning Views of a Changing Mars …
2022年6月22日 · NASA’s Curiosity Mars rover captured this view of a sulfate-bearing region using its Mastcam on May 2, 2022, the 3,462nd Martian day, or sol, of the mission. Dark boulders seen near the center are thought to have formed from sand deposited in ancient streams or ponds.
Overview | Mars – NASA Solar System Exploration
Mars is one of the most explored bodies in our solar system, and it's the only planet where we've sent rovers to roam the alien landscape. NASA currently has two rovers ( Curiosity and Perseverance ), one lander ( InSight ), and one helicopter ( Ingenuity ) exploring the surface of …
The Murray Lab - A Global CTX Mosaic of Mars
The Bruce Murray Laboratory for Planetary Visualization has completed a 5.7 terapixel mosaic of the surface of Mars rendered at 5.0 m/px. Each pixel in the mosaic is about the size of a typical parking space, providing unprecedented resolution of the martian surface at the global scale.
New Interactive Mosaic Uses NASA Imagery to Show Mars in Vivid …
2023年4月5日 · Taken by the veteran spacecraft’s black-and-white Context Camera, or CTX, the images cover nearly 270 square feet (25 square meters) of surface per pixel. That makes the Global CTX Mosaic of Mars the highest-resolution global image of the Red Planet ever created.
跳至内容