The private Falcon 9 rocket blasts off Friday afternoon from a Florida launch pad.
A glitch just before liftoff has delayed the maiden voyage of the privately owned Falcon 9 rocket.
Both Italy and Russia are pushing forward with plans to produce their own reusable winged spaceships.
President Obama wants commercial carriers to ship cargo and crew to the space station. The Falcon 9 rocket, set for a Friday launch, could show how far private industry has progressed.
Used by the NFL, the Full-Motion Video Asset Management Engine, would allow the military to monitor the battlefront just as referees and commentators can monitor the gridiron.
The US Air Force launched a new global positioning system (GPS) satellite from atop an unmanned Delta 4 rocket late Thursday from Florida's Cape Canaveral Air Force Station.
On Wednesday morning, a US Air Force X-51A Waverider missile sustained speeds of Mach 5 for more than 200 seconds, the US Air Force has announced. The X-51A Waverider, which was launched over the southern California coast, is powered by next-gen scramjet technology.
After flying at five times the speed of sound for more than three minutes Wednesday, the US Air Force's experimental X-51A Waverider scramjet has set a new record for the longest hypersonic combustion ramjet-powered flight.
Originally set to launch on May 28, the privately built Falcon 9 rocket will take flight no earlier than June 2, SpaceX officials said.