Europa is one of Jupiter’s 95 moons, and, perhaps, among the planet’s most famous orbiters. It’s covered in a shell of ice ...

The giant planet Jupiter has nearly 100 known moons, yet none have captured the interest and imagination of astronomers and ...

Unfortunately for planet hunters, Mercury, Venus and Mars are all too close to the sun to observe; they will come out of the ...

The new moon tonight turns the sky into a natural observatory, stripping away glare and letting Jupiter, Saturn and the ...

The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. We already know a decent amount about how planets form, but moon ...

Shining in the constellation Gemini near the bright stars Pollux and Castor, Jupiter's opposition is the best time to see the ...

The gas giant will shine at its peak brilliance on Jan. 10, offering spectacular viewing opportunities all month long.

The giant planet Jupiter is back in our evening sky this week. Fresh from its opposition with the sun on Jan. 10, it now lies as close to the Earth as it ...

Jupiter, the largest planet in the solar system, will emerge near sunset, stay in view through the night and only dip below ...