The toothbrush/space tool.
September 5, 2012 Astronauts aboard the International Space Station took a spare toothbrush along on a spacewalk today and used it to help clean debris from around some bolts. What do you use them for? (Besides brushing your teeth, that is.)
The SpaceX Dragon module, held by the International Space Station's robotic arm.
May 30, 2012 Should we send humans or robots into outer space? With private interests taking over the space race, it's hard to see us out of the game.
An image of the Dragon spacecraft, taken earlier today with a thermal camera aboard the International Space Station.
May 25, 2012 The historic first mission to dock a commercial spacecraft at the International Space Station is happening today, and is being webcast around the world.
May 24, 2012 So far everything looks good for a possible docking with the station on Friday by the company's Dragon capsule.
The Falcon 9 SpaceX rocket lifted off from space launch complex 40 at the Cape Canaveral Air Force Station in Cape Canaveral, Fla., early Tuesday.
May 22, 2012 A robotic cargo ship owned by SpaceX, a private company, is ferrying supplies to the space station. NASA is turning over routine flights to the commercial sector so that it can focus on other missions.
SpaceX rocket Falcon 9 at Cape Canaveral in Florida was scheduled to launch Saturday morning, but aborted just before liftoff.
Roberto Gonzalez/Getty Images
May 21, 2012 The unmanned, docking mission to the International Space Station is intended show that the private company is ready to haul cargo for NASA.
May 19, 2012 The privately funded, unmanned spacecraft was attempting its first flight to the International Space Station. The spacecraft had a one-second window to take off, and the failed launch means it won't be trying again for at least a few days.
December 17, 2010 The crew that blasted off from the Baikonur Cosmodrome in Kazakhstan on Wednesday docked safely with the International Space Station on Friday.
December 15, 2010 A trio of engineers bound for the International Space Station is in orbit around the Earth after blasting off from the Baikonur Cosmodrome in Kazakhstan.
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