NASA attempted to launch SLS on two previous occasions, but the third time proved to be the charm.
The Galaxy XR is a stepping stone to the faceputers we really want: AR smart glasses.
The SMILE mission will spend three years studying how our planet's magnetosphere interacts with solar weather.
The tool isn't a one-step solution to the complex task of mission planning, but it will be a useful in evaluating the best trajectory for each mission, the researchers say.
The tiny chip could allow spacecraft to make decisions on their own without human input.
Space archeologists suggest Venus does a better job at preserving artifacts than previously believed.
We just can't get enough of these stunning views from the Orion capsule.
Photo: Terry Renna (AP) 
