Jupiter and Mars will appear to make ultraclose approaches to the moon on two nights this week. Here's how to get the best ...

Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...

NASA officials said what Juno spotted was 'the most powerful volcanic event ever recorded on the most volcanic world in our ...

"This is the most powerful volcanic event ever recorded on the most volcanic world in our solar system — so that's really ...

Three months after its launch from NASA's Kennedy Space Center in Florida, the agency's Europa Clipper has another 1.6 ...

Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia.

NASA's Juno spacecraft has discovered a giant volcanic hot spot on the surface of Jupiter's hellish moon Io. The eruptions in ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...