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Mars Exploration Program
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Mars Map: Explore Mars, its canyon lands and volcanoes and the rover landing sites!
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Science Discoveries
Mars Exploration Rovers Calendar for 2015 - 2016
Curiosity's Top Science Discoveries
What's New?
Loss of Carbon in Martian Atmosphere Explained
NASA's Curiosity Mars Rover Heads Toward Active Dunes
'Chemical Laptop' Could Search for Signs of Life Outside Earth
Upgrade Helps NASA Study Mineral Veins on Mars
NASA Mission Reveals Speed of Solar Wind Stripping Martian Atmosphere
Memory Rewritten, as Planned, on Mars Reconnaissance Orbiter - 11/09/2015
Recent Videos
50 Years of Mars Exploration
Curiosity Rover Report: Three Years on Mars - 08/03/2015
After three action-packed years on Mars, the Curiosity rover is ready to take on higher slopes of Mount Sharp.Watch Video >>
Five Ways Mariner 4 Changed Mars Exploration
Where are the Spacecraft?
Where is Curiosity?
Where are the Rovers?
Opportunity has reached Endeavour crater where it will spend time studying rocks never seen before. After a successful six-year mission, Spirit's mission has officially concluded. See the latest location maps  and  status reports.
Be A Mars Maker
Print your own 3D model of a Mars meteorite!Download Print File >>Mars Makers Home >>News Feature >>
Send a Postcard to Curiosity
Celebrate Curiosity's second year on Mars by sending the rover and the team a message.Send Postcard >>
Mars in The Palm of Your Hands
Tune in with Mars on the go.Download the Be A Martian App, on your Android, iPhone, Windows Phone and Tablets!More >>
Explore Curiosity's Journey in 3D
Follow Curiosity's drive and read about the latest updates on Curiosity's Journey on Mars!Start Now >>
Come explore Mars with us
Be part of exploration and discovery, and personally contribute to the expansion of human knowledge for all of us now, and as a legacy for those who follow.More >>
Ask Dr. C
Have you ever wondered why Mars is red?
Or, how big is the Mars Science Laboratory rover? Ask Dr. C, your personal Mars expert!More >>