CAPE CANAVERAL, Fla. – A resupply mission to the International Space Station hit a snag Monday morning when the Cygnus XL spacecraft experienced an engine shutdown during its approach, NASA officials ...

A couple of weeks ago, ground teams at NASA's Kennedy Space Center in Florida removed one of the four main engines from the Space Launch System rocket slated to send four astronauts on a voyage around ...

Scientists and engineers are diligently working on innovative concepts to make the next era of human spaceflight more powerful and more efficient using nuclear propulsion. One of these designs, known ...

However, there are two major problems with nuclear rockets. First, the heat generated has to be carefully controlled if you don't want the engine to end up simply melting. The other is how to control ...

SpaceX testing the engines on the upper-stage Ship in preparation for the 11th flight. SpaceX SpaceX is another step closer to the 11th flight of the mighty Starship rocket after it completed a test ...