Nuclear thermal propulsion systems have roughly twice the specific impulse of chemical rockets, which means they could cut the travel time by a factor of 2. Nuclear thermal propulsion history ...
With the ground rushing to meet it, a cluster of its engines briefly relit, slowing the rocket and guiding it carefully ... take a noticeable amount of time to get up to the satellite and back ...
SpaceX on Sunday successfully “caught” its “Super Heavy” booster on its first attempt during a flight test, a first for the company and its most powerful spacecraft. Starship lifted off ...
SpaceX launched its enormous Starship rocket on Sunday on its boldest test ... completing its flight without exploding. This time, SpaceX founder and CEO Elon Musk upped the challenge and risk.