On May 14, 1973, Skylab was launched unmanned by a modified Saturn V rocket, with a weight of 170,000 pounds (77,111 kg). The launch is sometimes referred to as Skylab 1, or SL-1. Skylab was the United States’ first space station, orbiting Earth from 1973 to 1979, when it fell back to Earth amid huge worldwide media attention. Launched and operated by NASA, Skylab included a … Continue reading Skylab Launched