Jan. 28, 2026, will mark four decades since the Challenger space shuttle accident at Cape Canaveral, Florida, which was the first fatal incident involving an American spacecraft during its mission.
Seventy-three seconds after liftoff on a cold morning in 1986, the shuttle broke apart due to failing O-ring seals in the solid rocket booster. All seven crew members died. The mission had planned to deploy a communications satellite and study Halley’s Comet.
Ronald Doel, a history professor at Florida State University who specializes in science and technology history, is available for interviews about the anniversary. At the time of the accident, Doel was at NASA’s Jet Propulsion Laboratory as part of the press covering Voyager’s encounter with Uranus.
Doel described the event’s significance: “The loss of Challenger – like the loss of Columbia 17 years later – underscores that what motivates citizen support for space exploration are people in space; not merely machines,” he said. “No matter how we might marvel over photographs from remote robotic missions to Mars and the outer planets, and how much we have learned about other worlds, people in space commands attention.”
Reflecting on Challenger’s legacy, Doel noted that it reminded Americans and others worldwide of the risks involved in human spaceflight. He recalled that after earlier tragedies such as Apollo 1 in 1967—which killed three astronauts—subsequent moon missions succeeded without loss of life. Even when Apollo 13 suffered an explosion, NASA managed to return its crew safely. He pointed out that Challenger carried Christa McAuliffe, who would have been the first teacher in space—a symbol of hope for routine access to orbit that proved premature.
On lessons learned from Challenger, Doel stated that robust technological systems come at a high cost but are necessary for safety. He compared Apollo’s redundant systems—which were well funded—to those of the shuttle program. The shuttle was intended to make frequent launches similar to a “space bus,” but warnings about potential failures were sometimes ignored.
He also discussed how funding pressures influenced risk assessments within NASA. According to Doel: “President Ronald Reagan intended to mention Challenger and the first teacher in space in his State of the Union address; NASA leaders were aware of this when they overruled the clear concerns raised by Morton Thiokol engineers that the shuttle’s solid-rocket boosters might fail given frigid temperatures at Cape Canaveral when the January 1986 launch window approached.” Scholars have analyzed these decisions extensively, including Diane Vaughn’s book “The Challenger Launch Decision.”
Members of the media interested in speaking with Professor Ronald Doel can contact him at rdoel@fsu.edu.
