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2001 Mars Odyssey
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Rabe Crater Dunes - This daytime IR image shows the sand sheet with dune forms located on the floor of Rabe Crater.
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Humans to Mars Summit Today
How will we send humans to Mars by 2030? Mars is hard! Hear epic ideas about what it will take to meet the opportunities and challenges.Keynote: NASA Administrator 9 a.m. 4/22Live Webcast April 22-24>>
UPCOMING: USA Science & Engineering Festival
In support of the President's initiative to graduate one million STEM students over the next decade, NASA is the anchor exhibit at festival on April 25-27, in Washington D.C.Read More >>
Mars Close to Earth - 04/14/2014
On April 14, Mars and Earth are the nearest they’ll be till 2016!How to Spot Mars in Night Sky
The Opposition of Mars - 03/28/2014
Earth and Mars are converging for a close encounter. Astronomers call this event an "opposition of Mars" because Mars and the Sun are on opposite sides of the sky. Read More >>More Info on Opposition >>
Mars Odyssey Orbit Tweaked - 02/12/2014
The Odyssey spacecraft has tweaked its orbit to help scientists make the first systematic observations of how morning fogs, clouds and surface frost develop in different seasons on the Red Planet.More >>
NASA Mars Orbiters See Clues to Possible Water Flows - 02/10/2014
NASA spacecraft orbiting Mars have returned clues for understanding seasonal features that are the strongest indication of possible liquid water that may exist today on the Red Planet.More >>
Recent Videos
Mars in a Minute: Is Mars Really Red?
The Red Planet -- or is it? This video answers one of the most frequently asked questions about our planetary neighbor.More >>
Mars Odyssey Earns Longevity Badge
On the 3,340th day since it’s arrival at Mars, NASA’s Odyssey orbiter became the longest operating spacecraft at the Red Planet.More >>
Flight Into Mariner Valley (Valles Marineris, Mars)
This video uses real scientific data from Odyssey's Thermal Emission Imaging System's Infrared Camera to simulate a flight from a few hundred feet above the largest canyon in the solar system, Valles Marineris on Mars.More >>
Where is Odyssey?
Where is Mars Odyssey Right Now?
View the simulated views and computer generated images of where Mars Odyssey is now.More >>
Mars As Art Gallery
The majestic beauty of the Red Planet is featured in a vivid collection of images taken by Mars spacecraft, see the Mars As Art Gallery.More >>
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 >>
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 >>
Eyes on the Solar System
"Eyes on the Solar System" is a 3-D environment full of real NASA mission data. Explore the cosmos, including Mars from your computer. Fly with NASA's Voyager 2 spacecraft. See the entire solar system moving in real time. It's up to you. You control space and time.More >>
Ask Dr. C
Have you ever wondered why Mars is red?
Or, how long does it take for Mars to orbit the sun? Ask Dr. C, your personal Mars expert!More >>