may 14, 1973 - Skylab
Description:
The Skylab was the first orbiting satellite where astronauts could research objects and effects that only occurred in space, like anti-gravity. Sadly, it only operated for 24 weeks, and then fell back to Earth (unlike the ISS, which has now been operating for over twenty years).Added to timeline:
Date:
may 14, 1973
Now
~ 53 years ago