NASA plans to send the ISS into Earth's atmosphere in 2030, and it has no plans for a replacement — at least, not directly. In 1979, NASA's first space station, Skylab, fell to Earth. The intention ...

In 1979, NASA's first space station, Skylab, fell to Earth. The intention was for it to crash into the Indian Ocean, but it survived deeper into the atmosphere than anyone expected. Once it finally ...