Day: August 12, 2025

Space Shuttle Discovery Discovery is an example of a Space Shuttle orbiter, a component of NASA’s Space Transportation System (STS). The STS consisted of a combination of a Space Shuttle orbiter, solid rocket boosters, and a fuel tank. Discovery was the third Space Shuttle orbiter vehicle to fly in space. It entered service in 1984 and retired from spaceflight in 2011 as the oldest and most …