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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. ET 4/22Live Webcast April 23>>
Martians: Celebrate Earth Day! - 04/22/2014
Join our Earth Day celebration. Take a pic on Earth & tag w/ #GlobalSelfie. Here's a picture taken in the Mars Yard at JPL.Read More >>
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. Join a Mission to Mars Virtual Field Trip on Friday, April 25.Read More >>Google+ Hangout April 25, 2-3 p.m. ET
Opportunity's Selfie Shows Clean Machine - 04/17/2014
A new self-portrait by Opportunity shows gleaming solar arrays, thanks to recent help from dust-cleaning winds.Read More >>
Orbiter Spies Rover Near Martian Butte - 04/16/2014
An image taken from orbit around Mars shows the Curiosity rover beside a rock layer that may become the mission's next drilling target.Read More >>
New Study Outlines 'Water World' Theory of Life's Origins - 04/15/2014
Did life first arise on Earth in warm, gentle springs on the sea floor?Read More >>
Recent Videos
Lunar Eclipse As Seen From The Moon (animation) - 04/15/2014
With the lunar horizon in the foreground, the Earth passes in front of the Sun, revealing the red ring of sunrises and sunsets along the limb of the Earth.See Video >>
We Brake for Mars Video - 04/09/2014
NASA tests a supersonic parachute under Mars-like conditions for future exploration.Read More >>
Rover's 5K Run - 02/14/2014
Curiosity logs 5K after a punishing trek over sharp terrain. To celebrate, JPLers put on their running shoes!More >>
How the Rovers Affected Our Lives - 01/23/2014
Some of the team members from NASA's Mars Exploration Rover project were still in college -- or even high school -- when the rovers landed in 2004. Hear their stories of becoming part of this remarkably long-lived and successful mission.More >>
Opportunity: 10 Years on Mars - Operating a Rover - 01/24/2014
See how Mars Exploration Rover team members take on the demands of driving a rover millions of miles away from Earth.More >>
Opportunity: 10 Years on Mars - Science - 01/24/2014
Find out how the Mars Exploration Rover team traversed the Red Planet, examined the diverse environment and transformed our understanding of Mars.More >>
Where are the Spacecraft?
Where is Curiosity?
Where is the Mars Reconnaissance Orbiter?
View the simulated views and computer generated images of where Mars Reconnaissance Orbiter is now.More >>
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.
Send a Postcard to Curiosity
Celebrate Curiosity's first year on Mars by sending the rover and the team a message.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 >>
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 >>