NASA provides Dream Chaser authority to proceed with maiden ISS mission in late 2020. Launch will be on a @ulalaunch #AtlasV rocket. #NASA #DreamChaser @SierraNevCorp #ISS #SpaceStation #Cargo #CommercialSpace =https://t.co/t3xMTqUWU6 pic.twitter.com/l6glRi5rHU

— Chris G - NSF (@ChrisG_NSF) February 8, 2018