On this day 35 years ago, seven astronauts aboard the Space Shuttle Challenger — Ellison S. Onizuka, Mike Smith, Christa McAuliffe, Dick Scobee, Greg Jarvis, Ron McNair and Judy Resnik — died when the spacecraft exploded and broke apart 73 seconds into its launch. *** The MacNeil/Lehrer NewsHour devoted its entire show on Jan. 28, 1986, to cover the tragedy and honor the victims. Here's part of that remembrance. | PBS NewsHour

On January 28, 1986, the space shuttle Challenger exploded shortly after liftoff, killing the seven crewmembers on board. Discover more space history 👉 https://space-com.visitlink.me/zgs37G The space shuttle disintegrated over the Atlantic Ocean, just off the coast of Cape Canaveral in Florida. NASA later determined that two rubber O-rings, which were designed to separate the sections of the rocket booster, had failed due to cold temperatures on the morning of the launch. The disaster resulted

Forty years ago, the Space Shuttle Challenger launched from Kennedy Space Center after nearly a year of repeated delays. Just 73 seconds after takeoff, the shuttle broke apart, killing all seven crew members aboard. The cause of the disaster was the failure of the primary and secondary O-ring seals in one of the rocket boosters, as record-low temperatures on the morning of the launch had stiffened the rubber O-rings, reducing their ability to seal the joints. The boosters were built by Utah-base

Space Shuttle Challenger broke apart 73 seconds after launch. Today we remember seven crew members whose lives were taken during the disaster. | WESH 2 News

On January 28, 1986, the Space Shuttle Challenger broke apart 73 seconds into its flight, killing all seven crew members aboard. | AARP Arizona