A rocket touted as Japan’s first from the private sector to go into orbit exploded shortly after takeoff on Wednesday, Mar.

What goes up must come down, and earlier this week yet another of SpaceX's Starships, the biggest and most powerful type of rocket ever built, came back down to Earth in spectacular fashion. In the ...

Starcloud is a startup that’s racing to build massive data centers in space that supporters say could limit the strain artificial intelligence is placing on terrestrial electric grids. But the fate of ...

For decades, the Soviet Union pretended it had never truly raced America to the Moon. The truth was buried in the wreckage of ...

HOUSTON––The Toyota Center witnessed a celestial event—a supernova bursting in real time, light traveling across parsecs of hardwood, energy collapsing and expanding in ways that defied the known ...

For more than 60 years, nearly every large rocket used some combination of the same liquid and solid propellants. Refined kerosene was favored for its easy handling and non-toxicity, hydrazine for its ...