Where is the Orbiter Now?
Communications with Earth
Blogs: Martian Diaries
Mars 3D Images
Mars Exploration Program
All about Mars
Mars for Press
Loading the player ...
Comet Siding Spring: A Close Encounter with Mars
Animation of Comet Siding Springs' Close Encounter With Mars
Colliding Atmospheres: Mars vs Comet Siding Spring
Mars Weathercam Helps Find Big, New Crater
Dry Ice Moves on Mars
Inspiring Students to Build Robots
What Happens When the Sun Blocks our Signal?
Mars: Dry Ice and Dunes
Mars' Whirling Dust Devil
Storm Chaser on Mars
Mars in a Minute: How Do You Get to Mars?
Mars in a Minute: Is Mars Really Red?
Mars Weathercam Helps Find Big, New Crater - May 22, 2014
Scientists using NASA's Mars Reconnaissance Orbiter found a fresh meteor-impact crater, and by golly it's big. It's the largest ever located anywhere by using before-and-after pictures.
(32.74 Mb) - shown above