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Delta 4 rocket evolving to upgraded main engine
When the next Delta 4 rocket flies in July, as well as all future ones to come, the enhanced RS-68A main engine will power the boosters off the launch pad.
Live coverage: Crew blasts off on record-setting space mission
Three space station residents launched Friday from Kazakhstan, kicking off a nearly yearlong expedition to help plan for future voyages to Mars. The crew blasted off on a Soyuz rocket heading for the International Space Station at 1943 GMT (3:43 p.m. EDT). Docking occurred at 0136 GMT (9:36 p.m. EDT).
One-year space expedition starts with 18-hour workday
Two veteran spacemen embarking on a marathon yearlong mission in orbit must first sprint through a busy workday Friday -- suiting up for liftoff, climbing into their Soyuz spaceship, then flying to the International Space Station.
Two more options added to ULA’s rocket naming poll
Fans of classical mythology and the fictional Star Trek universe can vote for two new candidates as the name of United Launch Alliance's next generation rocket, with Vulcan and Zeus joining three other options in an online poll revealed earlier this week.
Kelly, Kornienko braced for marathon mission
Shuttle veteran Scott Kelly first heard about NASA's plans to send an astronaut to the International Space Station for nearly a full year shortly after he completed his third space flight in 2011, a 159-day stay aboard the orbital lab complex.
Photos: More shots of Delta 4 liftoff
The United Launch Alliance Delta 4 rocket roars off the pad with the Global Positioning System 2F-9 satellite. Photos by ULA.
Recap story: New bird flies for GPS navigation network
Climbing away from Earth on the power of its liquid hydrogen-fueled main engine and twin solid rockets, a Delta 4 booster successfully launched a new Global Positioning System satellite Wednesday to benefit U.S. military operations and civilian society as a whole.
Photos: Delta 4’s foggy launch
The 721,000-pound United Launch Alliance Delta 4 rocket launches on-time at 2:36 p.m. EDT Wednesday into a deck of low-hanging clouds over Complex 37 at Cape Canaveral Air Force Station carrying the GPS 2F-9 navigation satellite.
VideoSoyuz primed to launch veteran space station crew
A Soyuz rocket is sitting on a historic launch pad in Kazakhstan after a railroad journey at sunrise Wednesday positioned the crew ferry craft for liftoff Friday with a three-man crew destined for the International Space Station, including two spaceflight veterans who will spend nearly one year in orbit.
VideoVideo: Delta 4 lifts off
A United Launch Alliance Delta 4 rocket was launched on-time today at 2:36 p.m. EDT carrying a new Global Positioning System spacecraft to advance the navigation network with every launch.