The Vanguard-class submarines, in service with the UK’s Royal Navy since the early 1990s, provide Britain’s primary nuclear ...

Polaris is starting by developing increasingly ... research for many countries due to its potential for effective use in missile systems and affordable, rapid access to space.

Lockheed Martin plans to unveil a new “affordable” cruise missile on Monday with a cost of about $150,000 and a range of over 500 miles as the defense contractor works to tap a U.S. need to ...