25 November 2011, 05:18 PM ET
Clara Ma, now a ninth-grader, says she's always been interested in space exploration.
25 November 2011, 07:00 AM ET
The three rovers that have already explored Mars have left Curiosity with big tracks to fill.
23 November 2011, 03:07 PM ET
Everything looks good for Curiosity's blastoff, officials say.
23 November 2011, 01:17 PM ET
Curiosity may make it all the way to the top of Gale Crater's huge sediment mound.
23 November 2011, 11:57 AM ET
NASA says that there is little danger from radiation from the launch.
23 November 2011, 11:53 AM ET
NASA is expecting 13,500 people to view the launch of Mars Science Laboratory on Saturday.
23 November 2011, 07:25 AM ET
A look at the Curiosity rover as it was being put together at NASA's Jet Propulsion Lab in California.
22 November 2011, 03:48 PM ET
The Mars Science Laboratory is a key stepping stone in the wider search for alien life in the universe.
22 November 2011, 12:28 PM ET
With a worldwide shortage of plutonium-238, future planetary science missions are in jeopardy.
22 November 2011, 12:15 PM ET
Everything you need to know about the new Mars mission and rover.
22 November 2011, 11:54 AM ET
Mars' thin atmosphere – and lack of magnetic field – lets many charged and neutral particles through. Curiosity rover's Radiation Assessment Detector (RAD) instrument will check to see if astronauts could work there.
22 November 2011, 11:08 AM ET
NASA's Mars Science Laboratory is not intended to find signs of life, but could it?
22 November 2011, 11:00 AM ET
Curiosity, the Mars Science Laboratory, will face challenges getting to the cold dusty world and doing science there. MSL is a very different mission from past Red Planet rovers. Here's how they compare.
21 November 2011, 04:20 PM ET
Martian life may have hard an easier time gaining a foothold long ago.
21 November 2011, 01:32 PM ET
It's not easy reaching Mars. Not at all.
21 November 2011, 08:00 AM ET
The car-size Curiosity rover is due to launch Nov. 26.
21 November 2011, 07:29 AM ET
The Curiosity rover will launch in November 2011 and land on Mars in August 2012.
21 November 2011, 05:27 AM ET
NASA has selected Gale crater as the landing site for the Mars Science Laboratory, scheduled to arrive in August 2012.
20 November 2011, 08:53 AM ET
The Mars Science Laboratory rover Curiosity will now launch Saturday, Nov. 26.
20 November 2011, 08:00 AM ET
A look at the Curiosity rover's 10 science instruments.
18 November 2011, 02:42 PM ET
A timeline of every mission sent to Mars so far.
18 November 2011, 02:37 PM ET
See the latest news, photos, videos and multimedia for NASA's Mars Science Laboratory Curiosity mission.
18 November 2011, 12:11 PM ET
NASA's Curiosity rover is the size of a small car and will use a unique way to land on Mars.
16 November 2011, 03:38 PM ET
A look behind the scenes at the trip of almost a billion dollars of Mars Science Laboratory hardware (including the rover itself) from NASA's Jet Propulsion Laboratory in California to Kennedy Space Center in Florida.
14 November 2011, 05:59 PM ET
It is rocket science, after all.
14 November 2011, 09:08 AM ET
The Mars Science Lab (MSL) aka "Curiosity" is the The largest rover to be sent to the Red Planet to date. Its mission is to seek out past and present conditions favorable for life and capable of preserving a record of life.
10 November 2011, 04:28 PM ET
Scientists are thrilled to be approaching the launch date for NASA's new Mars rover, Curiosity.
09 November 2011, 07:00 AM ET
The Mini Cooper-sized Curiosity rover will study whether Mars was ever habitable.
03 November 2011, 08:19 PM ET
The Mars rover Curiosity is due to blast off Nov. 25.
20 October 2011, 12:11 PM ET
More power than can be achieved by solar panels is necessary to run the Mars Science Laboratory aka "Curiosity". Heat from the decay of plutonium dioxide will generate 110 watts of electrical power to charge the rover's batteries.
05 October 2011, 01:32 PM ET
NASA's Curiosity rover should find happy hunting at Gale Crater, scientists say.
10 September 2011, 01:48 PM ET
NASA launched two gravity probes toward the moon today. Mars is next.
05 September 2011, 08:00 AM ET
Mars rover missions can take steps to avoid having their wheels contaminate the Red Planet.
25 August 2011, 02:06 PM ET
The launch of NASA's GRAIL moon-studying spacecraft should go off as planned Sept. 8.
13 August 2011, 01:48 AM ET
The car-size Curiosity rover is being prepped to fly to the Red Planet.
30 July 2011, 12:58 PM ET
NASA put the first cars on the moon and has plans for even newer lunar models.