Interesting

Could the Columbia crew have been saved?

The fated crew of the Space Shuttle Columbia could have been saved in theory, according to a NASA engineer, who spoke to the BBC. Israeli astronaut Ilan Ramon and six other crew members perished when their space shuttle attempted reentry into Earth’s atmosphere on February 1, 2003.

Could the Columbia crew have been saved?

The fated crew of the Space Shuttle Columbia could have been saved in theory, according to a NASA engineer, who spoke to the BBC. Israeli astronaut Ilan Ramon and six other crew members perished when their space shuttle attempted reentry into Earth’s atmosphere on February 1, 2003.

Did Columbia crew burn up?

Tragic loss of Columbia Columbia broke apart during reentry while returning to Earth after a 16-day science mission. The damage allowed superheated atmospheric gases to penetrate the spacecraft’s wing during re-entry, destroying the shuttle and killing the crew 16 minutes before their planned landing.

Did they ever find the Challenger crew?

The crew compartment of the space shuttle Challenger, with the remains of astronauts aboard, has been found 100 feet beneath the sea off the coast of Florida, NASA officials announced Sunday. “Subsequent dives provided positive identification of Challenger crew compartment debris and the existence of crew remains.”

Were Bodies of Columbia recovered?

The remains of all seven astronauts who were killed in the space shuttle Columbia tragedy have been recovered, US officials said last night. The shuttle was travelling at 18 times the speed of sound, 39 miles above Texas, when disaster struck.

What is the best O ring material?

Nitrile rubber materials

What is the number one cause of O ring failures?

The most common causes of O-Ring failures include: Improper gland design, allowing for too much or too little compression, not enough for seal expansion and tolerance stack-up. Incorrect O-Ring size. Incompatibility of O-Ring elastomer and environmental elements.

How did they fix the O-ring problem?

The space shuttle Endeavour was grounded indefinitely Friday so NASA can solve the problem of singed O-rings discovered on the solid rocket boosters after two recent missions. The solid rocket boosters carry the shuttle into space like two firecrackers attached to its sides, then drop into the ocean for recycling.

What condition were the remains of the Challenger crew?

Challenger came apart — but the crew cabin remained essentially intact, able to sustain its occupants. The explosive force sheared metal assemblies, but was almost precisely the force needed to separate the still-intact crew compartment from the expanding cloud of flaming debris and smoke.

How did the Challenger disaster affect NASA?

Challenger: The shuttle disaster that changed NASA. 28, 1986, the space shuttle Challenger exploded 73 seconds after liftoff, killing the seven crewmembers and changing NASA’s space program forever. Challenger was the second shuttle to reach space, in April 1983.

Did the Columbia astronauts suffer?

Seat restraints, pressure suits and helmets of the doomed crew of the space shuttle Columbia didn’t work well, leading to “lethal trauma” as the out-of-control ship lost pressure and broke apart, killing all seven astronauts, a new NASA report says.

Who invented the O-ring?

Niels Christensen

Was the Challenger crew killed instantly?

The exact timing of the death of the crew is unknown; several crew members are known to have survived the initial breakup of the spacecraft. The shuttle had no escape system, and the impact of the crew compartment at terminal velocity with the ocean surface was too violent to be survivable.

Did Challenger families get a settlement?

Families of four of the seven crew members killed in the Challenger explosion have settled with the government for total damages exceeding $750,000 for each family, with 60% of the sum to be provided by Morton Thiokol Inc., maker of the solid rocket boosters on the space shuttle, an Administration source said Monday.

How tight should an O ring be?

To provide an effective seal, the O-ring’s inside diameter (I.D.) must be smaller than the piston groove diameter, so that the O-ring is slightly stretched, fitting snugly in the groove. This stretch should be between 1%-5% with 2% as the ideal in most applications. A stretch greater than 5% is not recommended.

Could Columbia have been repaired?

The answer, according to a detailed NASA analysis obtained by CBS News, is that Columbia was doomed from the moment the wing was damaged, most likely during ascent, and that nothing could have been done to reduce the stress of re-entry enough to save the ship and its seven astronauts. Not that NASA wouldn’t have tried.

Why did the O ring fail?

An O-ring seal had failed at launch, but the hole was quickly resealed by aluminum oxides before any flames could escape and cause an explosion. Strong wind shear that began 37 seconds into flight then tore the seal back open, resulting in the catastrophic breakup.