Though a civilian agency, NASA completed several DoD missions using the STS Orbiter - Discovery is seen here at the Smithsonian's Udvar-Hazy Center. These flights were operated by NASA astronauts who were also active duty US military personnel; the full details remain classified. #spaceshuttle #NASA #smithsonian #shuttle #warbirds | Daniel J Wheatcroft

It's a blast (off) from the past! #OTD in 1983, NASA launched its sixth shuttle mission, STS-6. Watch as Challenger lifts off from the launch pad on its first flight to space! https://go.nasa.gov/427TdJG | NASA History

NASA STS 48 mission films a potential UFO | ParanormalWarehouse.com

NASA is more interested in UFOs than planet Earth. Space shuttle mission STS-48 aired live in the United States in 1991. #aliens #UAP #Disclosure #orbs #ovni #extraterrestrial #spaceship #NASA #universe #UFO | FreakAliens