The market for space tugs could be $52 billion big -- and Jeff Bezos wants a piece of it.

WASHINGTON — Blue Origin said it has passed a key development milestone for its Blue Ring spacecraft, a maneuverable in-orbit transport vehicle designed for national security missions and backed by ...

The "NEO Hunter" mission would use Blue Origin's Blue Ring spacecraft to deflect space rocks. This plan builds on NASA's successful DART mission, which proved an asteroid's path could be altered.

Hand it to Tory Bruno: When he jumps ship from one company to one of its biggest rivals, he commits. Less than four months since departing space giant United Launch Alliance (where he served as CEO) ...