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

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

Gaia-4b is considered a super-Jupiter planet, a relatively cold gas giant, orbiting its star over 570 Earth-days. That star ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body ...

Scientists also discovered a second planet, a brown dwarf orbiting another low-mass star. Gaia-5b orbits the Gaia-5 star, around 134 light-years away from Earth.

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 ...

The Europa Clipper mission, NASA's largest planetary science spacecraft to date, aims to determine if Jupiter's moon Europa possesses the necessary ingredients for life within its vast subsurface ...

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

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

In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...