NASA's Mars Science Lab and Curiosity rover are the next steps in a long-term plan to travel farther and faster into space. Check out this visual tour of the future spacecrafts and tools that will get them there.
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Nearly 100 people have signed on to be passengers on Virgin Galactic's commercial suborbital flights around Earth. Pictured here is the spacecraft (center) attached to its mothership. In September 2011, NASA signed a contract, valued at up to $4.5 million, to charter a full flight on Virgin Galactic. Actress Angelina Jolie has purchased a seat on Virgin Galactic's maiden flight. The going price for a ticket: $200,000. Credit: Virgin Galactic/Mark Greenberg