In what many space geeks are calling our generation's "Kennedy moment," Spacex founder Elon Musk laid out his most ambitious vision in flight yet: his plan to colonize Mars.

As Lockheed Martin continues work on its Scalpel laser-guided training round, the company is also developing a dual-mode GPS and laser-guided version of the weapon.

Four of the US Air Force s of E-8C JSTARS are back in operation following a radar mishap that grounded part of the fleet last week.

The US Navy awarded both Lockheed Martin and Boeing $43 million risk reduction contracts for the services carrier-based unmanned MQ-25 Stingray.