For the first time a satellite was launched into orbit.

Mercury orbits the Sun once every 88 days.

The particles in the rings closer to the planet orbit the planet at a faster speed than the particles in the rings farther from the planet.

Ceres is located 415 million kilometers from the Sun and revolves around the Sun in an orbit between Mars and Jupiter.

Comet Siding Spring is one of the long-period comets, those that require more than 200 years to orbit the Sun. These comets come from the Oort Cloud, a sphere of about a trillion ancient, icy objects located hundreds to thousands of times farther than the planets' orbits.

I'm in orbit around Jupiter.

Numerous satellites orbit the Earth.

The space station is designed to be a permanent orbiting research facility. Its major purpose is to perform world-class science and research that only a microgravity environment can provide.

Pope Francis delivered on Friday the first Urbi et Orbi blessing outside of Christmas or Easter.

NASA's Juno spacecraft has entered into orbit around Jupiter.