The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

From exploding volcanoes on other moons to storms bigger than Earth, the solar system is packed with surprises. In this video, we explore 10 incredible facts that will change the way you look at space ...

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better ...