RT @NASA_SLS: Two #SLS #LEGO designs are u - FriendFeed

Sung W. Lim

RT @NASA_SLS: Two #SLS #LEGO designs are up for fans to vote on: https://t.co/HCdGCkeQYU https://t.co/1v6cywLuMG https://twitter.com/NASA_SL...

Nov 7, 2014 from