Though our solar system and the movement of its planets appear relatively sedate, there are many things that could upset the ...

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

The newly discovered space rock may be older than our entire solar system, and you may get the chance to see it ...

Michel Mayor and Didier Queloz made a groundbreaking discovery: the first exoplanet orbiting a solar-type star. This moment ...