Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

Rising temperatures are fueled, in part, by declining cloud cover — which could be a potential climate feedback loop.

A new study out this week said that the Earth's inner core is less solid than previously thought. Scientists still have questions, though.

"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...

NASA's Nancy Grace Roman Space Telescope team has successfully integrated the mission's deployable aperture cover—a ...