On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he ...

Jupiter steals the spotlight in January as it reaches its brightest and biggest appearance of the year. The month also ...

The bright object to the right of the Moon is Jupiter. A small telescope or a steady pair of binoculars can bring Jupiter’s ...

Jupiter will be at its most spectacular in 2026 in the early hours of Jan. 10, as it shines above the eastern horizon among ...

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

The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up next to the "King of the Planets" as it voyages through the stars of the constellation Gemini.

Jupiter's moon Europa is on the short list of places in our solar system seen as promising in the search for life beyond ...

The first full moon of 2026, known as the Wolf Moon, appeared on Saturday (Jan. 3), and skywatchers captured it in some ...

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

New models suggest that Europa has very little tectonic activity at its seafloor, which is potentially catastrophic news for ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...