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

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 ...

New evidence suggests Europa’s seafloor may be a geologically dead wasteland, lacking the volcanic energy necessary to ...

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 ...

On Jan. 7, 1610, Galileo Galilei turned his self-built telescope, which he had recently made improvements to, towards Jupiter ...

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

If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's second-largest moon has more impact craters on its surface than any other planetary ...

New observations from the James Webb Space Telescope (JWST) are painting a new picture of Jupiter's moon Europa and revealing the hidden chemistry of the icy moon's interior. For decades, scientists ...

Colorado stargazers may be starting their New Year by communing with the “King of the Sky,” as Jupiter reaches its closest ...

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