A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...
A U.S. company has launched the first system to test hypersonic vehicle materials against real weather before flight at ...
A new study has revealed an unexpected link between solar storms and the flux of high-energy cosmic rays arriving at Earth.
Our solar system is a celestial shooting gallery, chock-full of flying projectiles that one day could threaten Earth—so what ...
The US military begins tracking a mysterious spacecraft maneuvering near one of the Space Force’s missile-warning satellites ...
The rate of Starlink satellite disposals between December 2025 and May 2026 increased slightly from the previous six months, ...