This animation shows the motions of bodies in the outer Solar System. Objects in long-term unstable orbits in this region are known as Centaurs and the largest Centaur is Chariklo, the first small ...

Add Yahoo as a preferred source to see more of our stories on Google. What does a solar system sound like? This animation translates the real orbital paths of a seven-planet exoplanet system into an ...

Astronomers have found icy objects in the outer solar system whose orbits appear anomalous. This video examines the evidence for a possible ninth planet, featuring interviews with the lead researchers ...

The orbits of the planets around the sun have been the source for many a scientific debate. Their current orbital properties are well understood but the planetary orbits have evolved and changed since ...

The shape of a planet's orbit is one of its fundamental properties, along with its size and distance from its host star. Earth has a nearly circular orbit, but some planets outside our solar system, ...

For the inner four planets in this solar system, each planet orbits the sun three times for every two orbits of the planet immediately to its outside. For the fourth, fifth and sixth planets, they ...