SpaceX is working on something unusual in orbit, and it could open the door to a very different kind of space mission than most people expect.

Add Yahoo as a preferred source to see more of our stories on Google. Telescopes helped researchers track the planet. Britta Pedersen/dpa A free-floating planet drifting through space is being closely ...

Add Yahoo as a preferred source to see more of our stories on Google. Free-floating, planetary-mass objects that are just drifting carefree through the galaxy, untethered and starless, appear to be ...

There's a small crisis emerging in outer space, as the skies above our planet are slowly filling with floating space trash and experts are rushing to find a way to clear away the worst of it. Now, a ...

A free-floating planet drifting through space is being closely followed by scientists who are managing to find out more about its mass and direction. Scientists have known about this and other rogue ...