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VideoJuly 20, 1976: Landing on the red planet
Today marks the 40th anniversary -- July 20, 1976 -- of the first U.S. robotic landing on another planet by the Viking 1 spacecraft on Mars.
VideoJuly 15, 1975: Apollo-Soyuz Test Project launched
American and Soviet crews were launched today in 1975 for the first handshakes in space between the two superpowers as part of the Apollo-Soyuz Test Project.
STS-135 video: ‘Poetry in motion’
Watch the shuttle Atlantis' backflip, which occurred five years ago today, before docking to the International Space Station.
STS-135 video: Solid rocket booster cameras
Awe-inspiring onboard video views of Atlantis' launch captured from cameras mounted on the solid rocket boosters. Check out these amazing videos of the spacecraft soaring to orbit on the final space shuttle mission.
Video: When Juno launched to begin 5-year trek to Jupiter
Juno left the Earth atop a United Launch Alliance Atlas 5 rocket on Aug. 5, 2011, beginning its journey to Jupiter atop the most powerful Atlas variant with five side-mounted boosters. It arrives at the gas giant on Monday.
Video: Animated preview of Delta 4-Heavy rocket ascent on NROL-37
Narrated animation explains the United Launch Alliance Delta 4-Heavy rocket ascending to space with the NROL-37 mission for the National Reconnaissance Office through T+plus 6 minutes, 30 seconds before going into a news blackout.
Video: NROL-37 payload and Delta 4-Heavy rocket prepped for launch
Narrated video packages show the shrouded NROL-37 payload being hoisted atop the United Launch Alliance Delta 4-Heavy rocket and the retraction of the mobile service gantry.
Video: Weather forces postponement of Delta 4-Heavy rocket launch
Giving every opportunity for the storm clouds to blow clear after a four-hour hold, the United Launch Alliance Delta 4-Heavy rocket counts down Thursday afternoon at Cape Canaveral until the clocks had to be halted for the day.
VideoVideos: Delta 4-Heavy launch flashback
Get a preview of Thursday's United Launch Alliance Delta 4-Heavy rocket flight in these video highlights packages from previous missions by the big booster for NASA and the National Reconnaissance Office from Cape Canaveral in Florida and Vandenberg Air Force Base in California.
VideoOTD…June 3, 1965 and the first American walk in space
The flight of Gemini 4 launched today in 1965 for NASA's first Extra Vehicular Activity spacewalk by Ed White on a four-day orbital mission with commander Jim McDivitt.