3 ms·
There's no real reason to stop using SpaceX and ULA unless they're going to start sending MUCH more to the ISS than those rockets can handle. SLS is really expe
by rtkwe 8y ago
There's no real reason to stop using SpaceX and ULA unless they're going to start sending MUCH more to the ISS than those rockets can handle. SLS is really expensive per launch.
- baq 8y agoBoth the BFR and the New Armstrong, based on what is currently known about them, will be able to lift something better than the ISS (e.g. a Bigelow habitat) to orbit in a single launch for considerably less than either ISS or SLS.