20 agosto 2014
Milestone progress is being made in readying NASA’s Green Propellant Infusion Mission (GPIM) for launch in 2016, a smallsat designed to test the unique attributes of a high-performance, non-toxic, «green» fuel on orbit.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/Lz2twNdIi94/140820182002.htm
