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On January 28, 1986, the Space Shuttle Challenger broke apart 73 seconds into its flight, killing all seven crew members aboard. The spacecraft disintegrated 46,000 feet (14 km) above the Atlantic Ocean, off the coast of Cape Canaveral, Florida, at 11:39 a.m. EST (16:39 UTC ).
Challenger disaster, explosion of the U.S. space shuttle orbiter Challenger, shortly after its launch from Cape Canaveral, Florida, on January 28, 1986. The disaster claimed the lives of seven astronauts. The primary goal of shuttle mission 51-L was to launch the second Tracking and Data Relay Satellite (TDRS-B).
- The Editors of Encyclopaedia Britannica
- What was the Challenger disaster?The Challenger disaster was the explosion of the U.S. space shuttle Challenger shortly after its launch from Cape Canaveral, Florida, on January 28...
- Who died in the Challenger disaster?The most prominent victim of the Challenger disaster was Christa McAuliffe, a teacher whose role was to conduct at least two lessons from orbit. Ot...
- What was the cause of the Challenger disaster?The immediate cause of the Challenger disaster was the failure of two rubber O-rings to seal a joint between the two lower segments of the right-ha...
- Space Shuttle Program
- Challenger Disaster
- Rogers Commission
- Aftermath of The Challenger Explosion
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In 1976, the National Aeronautics and Space Administration (NASA)unveiled the world’s first reusable manned spacecraft, known as the space shuttle. Five years later, flights began when the space shuttle Columbiaembarked on a 54-hour mission. Launched by two solid-rocket boosters and its main engines, the aircraft-like shuttle entered into orbit aro...
The mission’s launch from Kennedy Space Center at Cape Canaveral, Florida, was delayed for six days due to weather and technical problems. The morning of January 28was unusually cold, and engineers warned their superiors that certain components—particularly the rubber O-rings that sealed the joints of the shuttle’s solid rocket boosters—were vulner...
Shortly after the disaster, President Ronald Reagan appointed a special commission to determine what went wrong with Challenger and to develop future corrective measures. Headed by former secretary of state William Rogers, the commission included former astronaut Neil Armstrong and former test pilot Chuck Yeager. Their investigation revealed that t...
After the accident, NASA refrained from sending astronauts into space for more than two years as it redesigned a number of the shuttle’s features. Flights began again in September 1988 with the successful launching of Discovery. Since then, the space shuttle has carried out numerous important missions, including the repair and maintenance of the Hu...
Learn about the 1986 space shuttle disaster that killed seven crew members, including teacher Christa McAuliffe. Find out what caused the explosion, how NASA responded and what happened to the debris.
Jul 25, 2023 · Learn about the crew, mission, documents and resources of the Space Shuttle Challenger STS-51L, which exploded 73 seconds after launch on January 28, 1986. Find the Rogers Commission Report, President Reagan's address, the voice recorder transcript and more.
Jan 25, 2018 · Learn how a faulty O-ring, cold temperatures and poor communication led to the fatal explosion of the Space Shuttle Challenger in 1986. Explore the impact of the tragedy on NASA, spaceflight and public trust.
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Jan 28, 2021 · The web page recounts the history and objectives of the STS-51L mission, which launched the second Tracking and Data Relay System satellite and carried the first teacher in space, Christa McAuliffe. It also describes the tragic outcome of the mission, the investigation, and the legacy of the Challenger crew.
Feb 1, 2022 · The space shuttle Challenger — during its 10th launch – on Jan. 28, 1986, exploded 73 seconds after liftoff, killing all seven crewmembers and changing NASA's space program forever. Challenger...
