Astronauts, officials and members of the private space community have offered their condolences to the families of two Virgin Galactic test pilots after a disastrous test flight on Friday.
One of the pilots was killed in the crash while the other is said to be in a critical condition.
On Twitter current and former astronauts, space officials and others offered their sympathy:
Condolences to @virgingalactic. Priorities are to take care of the families, figure out what happened. And then talk to press.— Ed Lu (@astroEdLu) October 31, 2014
My heart goes out to the families and friends of the test pilots who were killed or injured in today's Spaceship 2 accident.— Chris Hadfield (@Cmdr_Hadfield) October 31, 2014
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My condolences to all the brave Rocket Boys and Rocket Girls of @VirginGalactic. Your pain is also ours. Brighter days are ahead.— Homer Hickam (@HomerHickam) October 31, 2014