According to NASA, the new heavy-lift rocket will be the largest launch vehicle ever built.
The first SLS mission scheduled for 2017 will launch an uncrewed Orion spacecraft to demonstrate the integrated system performance of the SLS rocket and spacecraft prior to a crewed flight.
UK startup Wild Hydrogen promises carbon negative H2
They expect you to state you have read and accept their membership terms without anywhere they can be read. There are no contact details or any...