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VideoFull story: Delta 2 rises to occasion with SMAP observatory
The ever-dependable Delta 2 rocket continued its flawless service to NASA and Earth sciences Saturday with the launch of a $916 million environmental probe focused on producing global maps of soil moisture from space.
VideoVideo: Delta 2 blasts off from Vandenberg
NASA's Soil Moisture Active Passive satellite blasts off aboard a United Launch Alliance Delta 2 rocket Saturday, launching into orbit on a three-year mission to measure moisture levels in Earth's soils.
VideoVideo: Delta 2/SMAP pre-launch news conference
NASA, United Launch Alliance and Air Force officials hold the pre-launch news conference for the Delta 2 rocket with the agency's SMAP environmental satellite from Vandenberg Air Force Base on Jan. 27.
VideoVideo: CATS out of the bag
The CATS payload launched to the International Space Station aboard the most recent SpaceX Dragon cargo craft was installed onto the exterior of the lab complex this week.
VideoLive coverage: Atlas 5 blasts off with Navy satellite
A United Launch Alliance Atlas 5 rocket fitted with five powerful solid-fueled boosters has lifted off from a seaside launch complex at Cape Canaveral with the U.S. Navy's third Mobile User Objective System communications satellite.
VideoAstronauts return to US side of space station after leak scare
Concern about a possible ammonia coolant leak Wednesday prompted astronauts on the International Space Station to evacuate the U.S. segment of the complex and shelter in the Russian portion of the outpost while flight controllers scrambled to untangle initially confusing telemetry.
VideoVideo: Dragon arrives at space station
The cargo-carrying SpaceX Dragon spacecraft arrives at the International Space Station and is grappled by Canadarm2 to complete a two-day journey since launch.
VideoVideo: Saturday’s SpaceX launch
Watch the NASA Television live coverage of Saturday's predawn Falcon 9 launch that delivered the Dragon spacecraft into orbit.
VideoVideo: SpaceX launch and landing preview briefing
NASA, SpaceX and United States Air Force officials hold the pre-launch news conference for the CRS-5 flight on Jan. 5.
Video2014’s top stories in spaceflight
The year ended with a deluge of big news, reminding us of the risks of spaceflight and the thin margins between success and failure on the final frontier. 2014 was also a year of breakthroughs in the exploration of the solar system and the future of human spaceflight.