Using radial velocity measurements, an international team of astronomers has identified a second planet orbiting a nearby ...

Chinese satellites conducted ‘largest single manoeuvre’ ever seen in geosynchronous orbit, former Space Command official tells senators.

Astronomers have discovered a tiny, ghostly galaxy in a remote corner of the universe, likely a cosmic castaway flung from ...

New York Yankees right fielder Aaron Judge continues to make his case for MVP, breaking a tie with Joe DiMaggio in the ...

The photobomber is a satellite — specifically, one of SpaceX 's Starlink internet satellites, which Maxar identified as ...

After a few months docked at the ISS, the Dragon cargo capsule will depart and head for a parachute-assisted splashdown in ...

Fresh results from near-infrared instruments foretell a bright future for finding life elsewhere in the Milky Way ...

In a recent piece for my column The Universe, I wrote about the biggest black holes in the cosmos. Black holes are rather ...

A top Chinese space researcher revealed plans for a mission to defend Earth from dangerous asteroids, which, if successful, would make China only the second nation after the US to alter an asteroid’s ...

This technology offers a solution to the continuous accumulation of space debris, such as defunct satellites and spent rocket stages.

Gauging the mass of a black hole is tricky, but astronomers have devised multiple methods to measure the heft of these galactic gluttons ...

A new study led by Southwest Research Institute's Dr. Michael Starkey has provided observational evidence from the SwRI-led ...