Apollo 12 - Wikipedia
Apollo 12 (November 14–24, 1969) was the sixth crewed flight in the United States Apollo program and the second to land on the Moon. It was launched on November 14, 1969, by NASA from the Kennedy Space Center, Florida.
Apollo 12 Lightning Strike Incident - NASA
Feb 24, 2021 · The first lightning strike at 36.5 seconds caused all three fuel cells in the Service Module to abruptly go offline. A silicon controlled solid state rectifier in the disconnect circuitry was designed to disconnect a fuel cell if the current exceeded a pre-set value, to protect the power distribution system.
50 Years Ago: Apollo 12 – The Journey Home - NASA
Nov 20, 2019 · While the astronauts slept for about 12 hours, Apollo 12 passed from the Moon’s gravitational sphere of influence to the Earth’s and the spacecraft began to accelerate toward its final destination.
55 Years Of Apollo 12: When NASA Rocket Got Struck By …
15 hours ago · Apollo 12 launched today 55 years ago. NASA has marked the 55th anniversary of Apollo 12 - world's second manned mission to the Moon. Astronauts Charles "Pete" Conrad Jr., Alan Bean and Richard Gordon Jr. blasted off to the Moon on November 14 on the Saturn V rocket, which ran into trouble in its first minute post lift off.
Lightning Strikes Almost Killed the Apollo 12 Mission
Dec 13, 2019 · SAN FRANCISCO — When NASA 's Apollo 12 rocket launched from Kennedy Space Center in Florida on Nov. 14, 1969, the sight was electrifying — and not in a good way. Moments after liftoff, at 36.5...
Apollo 12: The Pinpoint Mission - NASA
Jul 8, 2009 · Mission Highlights. Apollo 12 launched from Cape Kennedy on Nov. 14, 1969, into a cloudy, rain-swept sky. Launch controllers lost telemetry contact at 36 seconds, and again at 52 seconds, when the Saturn V launch vehicle was struck by lightning.
What happened when two bolts of lightning struck Apollo 12
On November 14, 1969, at 11:22 a.m. ET, NASA astronauts Charles "Pete" Conrad, Alan Bean, and Richard "Dick" Gordon blasted off aboard Apollo 12 on the second human mission to the Moon....
Lightning Strikes Twice - NASA Science
Nov 12, 2019 · This electrical discharge between clouds and the ground took place 36.5 seconds after lift-off when the Apollo 12 space vehicle was at about 6,000 feet altitude. The Saturn V rocket was struck by lightning again at 52 seconds and caused an electrical disturbance.
Apollo 12's Really Close Call - Smithsonian Institution
Jul 22, 2020 · On November 14, 1969, just four months after Apollo 11’s “giant leap for mankind,” the Apollo 12 Saturn V rocket took off for the moon. Seconds later, a burst of static plunged the three-man crew into complete darkness while speeding toward space in a nearly dead spacecraft.
This Month in NASA History: Lightning Strikes Apollo
Nov 12, 2019 · Warning lights indicated issues with the service module’s fuel cells, fuel cell disconnects, and the AC systems that power the spacecraft’s controls. The Saturn V’s control system, unaffected, continued launching Apollo 12 on a perfect course.