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

A recently discovered interstellar object is causing a global discussion among astronomers about its mysterious origins. The ...

The International Space Station (ISS) has been in orbit for over 26 years, housing astronauts at an altitude of 250 miles ...

Astronomers discover GJ 2126 b, a giant planet with an extremely eccentric orbit, 124 light-years away, using HARPS data.

All the Latest Game Footage and Images from Lost Orbit: Terminal Velocity Prepare to once again embark on a perilous journey filled with deadly asteroids, orbital boosts and the emptiness of space ...

When it comes to achieving and maintaining an orbit, velocity is everything. Go too fast (escape velocity) and you will zip out of the orbit into the darkness of space.

Time dilation, a captivating concept embedded in Einstein’s theory of relativity, has been experimentally validated on Earth.

Watch 20,000 Satellites Orbit Earth in Real Time — Simply Amazing! Stuff in Space is a real-time 3D map of man-made objects in Earth orbit brought to life by James Yoder. Yoder is a robotics guy ...

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

The United States military is preparing to launch its secretive X-37B space plane on a seventh mission in orbit.

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

The U.K. has never had an actual orbital launch from its soil, but that could change with today's mission, and you can watch it right here.