An idea for a space-based boost-phase defence system called Brilliant Pebbles was proposed towards the end of the 1980s.

The Trump administration’s recent announcement of a “Golden Dome” strategic missile defence shield to protect the US is the ...

The summary highlights three major developments in space science: two galaxies set for a mega-merger, Trump's Golden Dome ...

What is it and what does it mean? - With companies like Elon Musk’s Space X lining up to lend a hand and a four-star Space ...

The anti-missile shield that Donald Trump wants to put in the sky could protect North America from attacks. But it could also ...

The White House’s $175-billion plan to protect the U.S. from nuclear annihilation will probably cost much more—and deliver ...

Scientists suggest the missile defense plan will face big hurdles, especially given its projected timeline and cost.

The House launched debate before midnight and by sunrise the vote was called, 215-214, with Democrats staunchly opposed. It next goes to the Senate.

Canadian Prime Minister Mark Carney said Wednesday his government is talking to the U.S. about joining President Donald Trump ...

The United States would bear legal responsibility in the event of an Israeli attack on Iranian nuclear facilities, Foreign ...

The US Army delayed until next year a decision on whether to approve full production of a $2 billion Lockheed Martin Corp. air defense radar system that’s been touted as a candidate for the ...