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 ...

SpaceX has transformed the space industry, but its rockets have also developed a reputation for dramatic test failures and mid-flight explosions. The company argues these setbacks are part of an ...

SpaceX’s massive Starship rocket exploded minutes after clearing the launch pad during a flight test Thursday, suffering a ...

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 ...