Our @NASA_SLS rocket will power our #JourneyToMars. The steps required for success: go.nasa.gov/1MHxE8f pic.twitter.com/32P1iypceO
vallie?さんがリツイート | 694 RT
Our @NASA_SLS rocket will power our #JourneyToMars. The steps required for success: go.nasa.gov/1MHxE8f pic.twitter.com/32P1iypceO