Astronomers are increasingly finding planets that do not simply circle their stars in neat, clockwork ellipses but instead trace out paths that look more like intricate choreography. The latest ...

Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other ...

Though our solar system and the movement of its planets appear relatively sedate, there are many things that could upset the balance. Anything with enough mass that got close enough could disrupt ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." When you purchase through links on our site, we may earn an affiliate commission ...