NASA visualization showing a cross-section of Earth's Van Allen radiation belts. (NASA/Goddard Space Flight Center Scientific Visualization Studio) Wrapped around our world like a giant invisible ...

During the Cold War, the U.S. military wanted to demonstrate their power, but sending a nuclear weapon into space had major ...

Add Yahoo as a preferred source to see more of our stories on Google. MIT research outlines a way to detect possible nuclear weapons aboard suspicious satellites in low-Earth orbit. (CREDIT: ...

An MIT scientist has proposed a method to find out if a satellite orbiting the Earth contains a nuclear weapon, making it the only publicly known way to detect weapons of mass destruction on ...

For almost 60 years, the world’s most powerful militaries have agreed not to put nuclear weapons into orbit around Earth. But the Outer Space Treaty (OST), ratified in 1967 by the U.S. and Soviet ...

Gen. Stephen Whiting, head of U.S. Space Command, said reports of Russia planning a nuclear weapon in space are "so concerning," flagging the risks to global communications and GPS services. "Russia ...

The satellites that orbit Earth have remained largely untouched in modern conflict. But in the 21st Century, space may no ...

A constellation of cubesats fitted with special detectors could sniff out nuclear weapons hidden on satellites launched by adversary nations, a new study suggests.

Earlier this month, a small satellite built by City Labs was launched to low Earth orbit aboard SpaceX’s Transporter-17 rideshare mission. The successful launch marked a milestone for commercial ...

Interplanetary travel to Mars aboard nuclear-powered spaceships may sound like science fiction – yet NASA is planning to make it a reality. The Space Reactor-1 Freedom mission is scheduled for launch ...

A satellite carrying a nuclear weapon would not just menace rival spacecraft. It could scramble parts of modern life on Earth. That is the threat behind a new proposal from MIT professor Areg ...