1
About Mike Massimino
Former @NASA astronaut, Professor at Columbia @CUSEAS, Sr. Advisor for Space Programs @IntrepidMuseum, Author of #Spaceman
Demographics
age
33
Followers
1,219,778
3
About Tim Peake
ESA astronaut & test pilot back on Earth after 6 months in space. New book out now (proceeds to Prince's Trust): http://hyperurl.co/AskAnAstro Tweets are my own
Demographics
Followers
1,647,956
5
About Doug Wheelock
Test Pilot; NASA Astronaut: STS-120 & ISS-25; Space Station Commander; Spacewalker; Proud Husband & Dad; Poet; NASA Director of Operations - Star City, Russia
Demographics
age
35
Followers
166,793
6
About Phil Plait
SCIENCE! I love this stuff. My Bad Astronomy blog: https://www.syfy.com/badastronomy
I use "likes" for bookmarks. No endorsement implied.
Demographics
Followers
625,031
7
About Bill Nye
Bill Nye Saves the World Season 3 Now Streaming Only on Netflix.
Demographics
Followers
5,750,811
8
About Paolo Nespoli
Astronaut @esa- Flight Engineer Exp.52/53 (Jul - Dec 2017), the 3rd @ASI_spazio (Italian Space Agency) long duration mission to the ISS
Demographics
Followers
334,397
9
About Clayton C. Anderson
Crazy fun US Astronaut/space mechanic/speaker/Author: The Ordinary SpacemanTM, #AisforAstronaut,#ItsaQuestionofSpace, STEAM, love NASA! http://www.astroclay.com
Demographics
age
49
Followers
58,380
10
About Mark Kelly
Navy combat veteran & retired NASA astronaut. Commanded final launch of Space Shuttle Endeavour. Co-founded @GiffordsCourage. Husband to @GabbyGiffords.
Demographics
age
43
Followers
227,814
