astronauts-in-space-now by NASAView all lists by NASA
Astronauts aboard the International Space Station who are tweeting from orbit.
André Kuipers (@astro_andre)
European Space Agency astronaut, 204 days in space for mission DELTA (2004) & Expedition 30/31 (2011/12)
Don Pettit (@astro_Pettit)
I am an engineer by schooling, a scientist by profession, and an explorer by heart. I train to fly in space and on occasion, find myself in orbit.
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