Russian submarines armed with long-range, low-yield nuclear cruise missiles are currently sitting in Cuba, targeting U.S. military and civilian...

North Korea has produced some 50 nuclear warheads and has enough fissile material for up to 90 warheads, a “significant” on-year increase from...

The cause of the incident, which added to a growing amount of dangerous space junk in low Earth orbit, remains unknown.

A sharp increase in hardware orbiting Earth could mean more harmful metals lingering in the atmosphere, according to a new study.

In line with the principle of NATO nuclear sharing, about 150 US nuclear warheads are reportedly stored across Europe at air bases in Belgium,...

Russian President Vladimir Putin’s peace proposal for Ukraine remains open despite Kiev’s recent missile attack on Sevastopol, Kremlin spokesman...

More than 20 large domes in a Yellowknife field are a new "satellite network portal," connecting low-Earth orbit satellites to the planet. We took a...

Kepler Communications, a company building Internet connectivity for space, announces the successful validation of optical inter-satellite links...

Russian officials said on Sunday that Ukraine had attacked the Russian-annexed Crimean peninsula with five U.S.-supplied missiles, killing at least...

Russia said on Sunday that the United States was responsible for a Ukrainian attack on the Russian-annexed Crimean peninsula with five U.S.-supplied...