The volcanic hot spot is larger than Lake Superior, spewing eruptions six times the total energy of all of the world's power plants.

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes ...

NASA Juno mission captured amazing new imagery of Jupiter's moon Europa. The spacecraft flew about 219 miles (352 kilometers) ...

Jupiter steals the spotlight in January as it reaches its brightest and biggest appearance of the year. The month also features a Moon–Saturn meetup and the steady glow of the Beehive Cluster for ...

Jupiter, the giant planet, appeared to align closely with the full Wolf moon, creating a stunning celestial display visible ...

How nutrients from Europa's icy shell reach its ocean has been unclear despite several theories.

February’s night skies hold a certain celestial splendor that only enthusiastic and vigorous skywatchers have the fortitude and good fortune to enjoy.

With the moon out of the way on Jan. 18, bright Jupiter and Saturn become stand-outs in the January night sky.

"Most excitingly, this new idea addresses one of the longstanding habitability problems on Europa and is a good sign for the ...

There’s no mistaking Jupiter in the sky these Pottsville winter evenings, rising in the southeast as evening twilight ends.

On Earth, deep-sea vents may have given rise to the planet’s first life. But nothing of the sort seems to be happening at the ...