What was Skylab?
Skylab was NASA's first U.S. space station, launched in 1973 as a long‑duration orbital laboratory for science experiments, Earth observation, and solar astronomy.
What were the main components of Skylab?
The Orbital Workshop (habitable module), the Apollo Telescope Mount for solar observations, a docking adapter, and solar panels protected by a micrometeoroid shield.
How long did the Skylab missions last and how many crews visited?
Three crewed missions (Skylab 2, 3, and 4) stayed for about 28, 59, and 84 days respectively, totaling 171 days in orbit.
What happened to Skylab after the missions?
Skylab remained in orbit until it reentered Earth's atmosphere in July 1979; debris fell in Western Australia.