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 ...

The date is January 16, 2025. Commercial airline flights are in the air across the Caribbean in the region around Puerto Rico, Cuba, and surrounding islands. An alert comes in at 5:49 p.m. from air ...

2025 was a very busy year for spaceflight, for better and for worse. We saw quite a few milestones notched in the final frontier this year, including the first-ever fully successful private moon ...

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 ...

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 ...

In July 1969, just weeks before Apollo 11 reached the Moon, the Soviet Union attempted to launch its massive N1 lunar rocket from the Baikonur Cosmodrome. Designed as the USSR’s answer to the Saturn V ...

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