Oct 11, 2014 · To eliminate the potential of a LOX post failure, inspections of the hundreds of LOX posts is performed with ultrasound. If a post shows signs of ‘fatigue’, the remedy is to plug it at the base. They use a gold pin, about the size and shape of a bullet.

In 2001, Coin World reported the revelation (via a FOIA document request) that the United States Mint had struck 39 examples of the 2000 Sacagawea dollar in gold in June 1999 at the West Point Mint. The planchets came from specially prepared ½ …

May 24, 2024 · A golden bullet. In the blink of an eye, it bounced off the chamber walls and punctured a hole in the delicate engine nozzle. This part of the engine is made up of over 1,000 thin tubes, which circulate the ultra cold liquid hydrogen to stop the nozzle from melting.

Oct 26, 2014 · On the right engine, a deactivated LOX post in the main injector had a gold coated pin that wasn’t quite as tightly seated as it should have been, whether it was installed slightly off or worked loose over a number of firings, in the end it didn’t matter.

Jul 22, 2019 · After another launch scrub for weather, Space Shuttle mission STS-93 lifted off from the Kennedy Space Center (KSC) in Florida twenty years ago in 1999 to begin an eventful ascent into low...

Aug 14, 2018 · In 1999 a landmark Space Shuttle mission came close to suffering a fatal mishap after a gold pin damaged one of the engines and made the shuttle run out of propellant early. However, it could...

Jul 23, 1999 · STS-93 was the first mission in space shuttle history to be commanded by a woman, Eileen Collins. This was the shortest scheduled mission since 1990. On the first day of the scheduled five-day mission, the Chandra X-ray …

Aug 14, 2018 · STS-93 was the first mission commanded by a woman - Eileen Collins, and also carried the heaviest payload of any shuttle launch.

The primary objective of the STS-93 mission is the deployment of the $1.5 billion Chandra X-Ray Observatory, the third in NASA's series of "Great Observatories".

Jul 22, 2019 · STS-93 was the last flight of Phase II Shuttle main engines which had flown since STS-6 in 1983.