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

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

As 2026 unfolds, the discussion surrounding the 3I/ATLAS flyby and Jupiter’s 96th Moon represent a theoretical debate as the ...

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

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

Although Europa is the fourth largest of Jupiter’s 95 moons, it’s the smallest of the Galilean moons – the largest being Ganymede. With an equatorial diameter of about 3,100 kilometres, Europa is ...

Meanwhile, Harvard astrophysicist Avi Loeb, who flagged at least 16 anomalies on 3I/ATLAS has reiterated intensive monitoring of the exocomet’s Jovian rendezvous, especially when it gets closest to ...

After passing Earth, interstellar comet 3I/ATLAS will fly close to Jupiter and its moon Eupheme in March 2026, marking a key moment in its outbound journey ...

As 2026 unfolds, a rare celestial guest is preparing for its final, dramatic act before vanishing into the deep dark of space ...

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.

Tonight, a brilliant near-full moon rises in the east with Regulus, the heart of Leo, just ahead. Don’t miss this striking ...