On July 8, 1962, the United States detonated a 1.4-megaton nuclear weapon 400 kilometers above the Pacific Ocean. The Starfish Prime test created an artificial aurora visible from Hawaii, nearly 900 ...

Canada’s top military space official has issued a stark warning about the potential dangers posed by Russia in space. Brigadier-General Christopher Horner, Commander of the 3 Canadian Space Division, ...

Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.

To protect Allied astronauts and spacecraft, U.S. commanders need to stage a preemptive strike on Russia’s atomic-armed ASAT missile before it can be launched into orbit.

As Russia held its Victory Day parade this year, hackers backing the Kremlin hijacked an orbiting satellite that provides television service to Ukraine. Instead of normal programing, Ukrainian viewers ...

The head of Canada's military space division says the country "should absolutely be" concerned about Russia's potential ...

MOSCOW, Dec 24 (Reuters) - Russia plans to put a nuclear power plant on the moon in the next decade to supply its lunar space programme and a joint Russian-Chinese research station, as major powers ...

Each August 29, we should not only mark the International Day against Nuclear Tests but also commit to education and remembrance. The 2nd Soviet atomic bomb, RDS-2, was tested on September 24, 1951 at ...