Neil deGrasse Tyson
@neiltyson
Astrophysicist
ID: 19725644
http://www.neildegrassetyson.com 29-01-2009 18:40:26
8,8K Tweet
14,6M Followers
28 Following
Still teaching Chuck Nice how to use a telescope.
3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679821480865132823066470938446095505822317253594081284811174502841027019385211055596446229485493038196442881097566593344612847564823378678316527120190914564856692346034861045432664