This has also doomed Skylab - increased solar activity, increased atmospheric drag, pulling it down before the much delayed Shuttle could do something about it:

This has also doomed Skylab - increased solar activity, increased atmospheric drag, pulling it down before the much delayed Shuttle could do something about it: https://en.wikipedia.org/wiki/Skylab#Solar_activity https://en.wikipedia.org/wiki/Skylab#Solar_activity