Republican White House hopeful Mitt Romney tried to boost support on Florida's "Space Coast" Friday ahead of next week's key primary, promising business would play a bigger role in future missions.
SpaceX aims to propel modern rocket science into a brave new era Tuesday by landing a key part of its Falcon 9 rocket on a floating platform in the Atlantic Ocean.
A test launch of an unmanned rocket that would eventually help carry supplies to the International Space Station has been rescheduled.
The first test mission of a new deep space capsule that could one day take humans to Mars is on track for September 2014, the US space agency said Tuesday.
A privately-operated unmanned cargo ship built by Orbital Sciences Corporation left the International Space Station on Tuesday after its first successful demonstration mission, NASA said.
Endeavour's astronauts took care of some last-minute space station chores Saturday before packing up to come home and end the next-to-last shuttle flight.
Orbital Sciences Corporation's unmanned Cygnus spaceship is on track to berth with the International Space Station early Sunday, marking its second trip to the research outpost, the company said.
Two US astronauts wrapped up the last spacewalk of the shuttle era Tuesday at the International Space Station, where Atlantis is docked on the final mission of the 30-year US program.
(AP) -- The nation's turbulent space program will be run by one of its own, a calming well-liked former space shuttle commander.
SpaceX aims to make history Monday by landing its most powerful Falcon 9 rocket in an upright position after launch, a key step toward making rockets as reusable as airplanes.