Stefanie Waldek

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Behind the supersonic rise and fall of the Concorde, 15 years after its final flight

By Stefanie Waldek / Oct 24, 2018
 

‘First Man’ is astonishingly accurate—here’s how NASA helped

By Stefanie Waldek / Oct 15, 2018
 

A car-sized spacecraft just blasted off toward the Sun

By Stefanie Waldek / Aug 10, 2018
 

Where does outer space start?

By Stefanie Waldek / Jun 1, 2018
 

NASA just added a tiny autonomous helicopter to its next Mars mission

By Stefanie Waldek / May 15, 2018
 

How to become a space tourist: 8 companies (almost) ready to launch

By Stefanie Waldek / Apr 21, 2018
 

Is a hot dog a sandwich? The Apollo 13 astronauts had some thoughts

By Stefanie Waldek / Apr 11, 2018