Scientists are developing a new space propulsion system that uses water as fuel, promising a more sustainable way to explore ...
SCIENTISTS have unveiled several options to stop 2024 YR4, an asteroid the size of a football pitch from smashing into Earth.
For more than 60 years, the military has launched reconnaissance, communications, and missile warning satellites into orbit.
Trump signed an Executive Order to build an Iron Dome for America, which aims to defend the homeland “against ballistic, ...
A national missile shield based on space-based interceptors scales poorly against salvo attacks, an analyst for a conservative-leaning think tank says. “The space-based part of this [concept], I ...
It also warned that it would be vulnerable to anti-satellite weapons — such as the space-based nuclear weapons that Russia has developed recently, according to US intelligence. “Space-based ...