Jupiter reaches opposition, making it brighter and larger than at any other time this year. A rare transit of its moon ...

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

Newly released high-resolution images have revealed Jupiter’s moon Callisto in extraordinary detail. The surface features ...

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 wolf moon is spectacular enough, but look east and you’ll see a celestial titan the size of a pinprick ...

What exists beneath the surface of Jupiter's icy moon, Callisto? This is what a recent study accepted by The Planetary ...

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

This weekend, Jupiter becomes its biggest, brightest, and closest of the year, outshining every star in the sky.

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

On Jan. 10, 2026, Jupiter reaches opposition, the moment when Earth passes directly between the planet and the sun. It puts ...

During this time, Jupiter will rise early and remain visible until dawn, glowing steadily in the constellation Gemini, which ...