Space Force

Space Marines? Not quite.

The development of the Space Force will likely face little opposition as it further defines its role within the Pentagon.

The Space Force created a unit dedicated solely to orbital warfare -- and it includes the secret X-37B space plane.

A NASA astronaut will transfer into the U.S. Space Force later this month while onboard the International Space Station.

"Earth is only half the battle," the narrator says.

Gen. David Thompson is the third top military officer known to have contracted the virus.

The move to create a separate institution will distinguish Space Force and its warfighting roles from those of the Air Force.

The seven new members of the fledgling service now head to Basic Military Training at Joint Base San Antonio, Texas.

Seven new recruits will head to basic military training at Lackland Air Force Base, Texas.

There have been proposals over the years to use space lift to deliver much-needed supplies to troops.