NASA Launches Probe to Mars

Curiosity rover sent to search for signs of life on the red planet.
1:55 | 11/26/11

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Transcript for NASA Launches Probe to Mars
It is a very big day for the nation's space program. You are looking at the launch pad at Cape Canaveral where later this morning a robotic mission to Mars is scheduled to lift off if all goes well the super high tech rover. -- hunt for life on the red planet ABC's claims and -- has the details. NASA's curiosity rover is a science dream machine -- mobile chemistry lab the size of a Mini Cooper of the facts -- sensors 3-D cameras and lasers. Over one martian year about two worst years the nuclear powered explorer -- skin sample is drill its way across the gigantic gale crater. Going to look. For places that are habitable all he either in the past -- potentially even in the future -- currently. It's doing a real estate assessment where those good schools on Myers -- where might there be microbes living -- or some type of life. First it has to get there. It -- 354. Million mile commute that ends in August with a complicated landing engineers have never tried -- war. The novel design is this little rocket jet pack that that flies the river down. And it lowers the rover down a -- Landed on the ground. And then that rocket jet -- flies off in and we're done with -- everything has to go exactly right the history of Mars exploration is littered with disappointment. Out of forty Mars probes launched from -- 26 have failed. One NASA mission was lost in 1999. After engineers mixed up -- English and metric navigation commands. NASA hopes curiosity has better luck. Colleague 2.5 billion dollar mission to also tell them whether Morris is a safe place for humans to visit our ultimate goal. In the next couple -- decades for human space flight is to go to Mars it's the most earth like planet in the solar system or Good Morning America -- and send out ABC news.

This transcript has been automatically generated and may not be 100% accurate.

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