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

Jupiter currently shines as a brilliant silvery "star" in the constellation Gemini the Twins, low in the east-northeast sky ...

Two supermoons — occurring when the full moon coincides with its closest approach to Earth — will close out 2026. At about 226,000 miles away, the moon appears larger and brighter than average, ideal ...

Amateur astronomers and stargazers on Staten Island and the New York metropolitan area will have an excellent opportunity 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 ...

The biggest planet in our solar system is hovering over the North Carolina skyline throughout January, and stargazers will ...

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 ...

“In March, there's a lovely eclipse of the moon on the 3rd to the 4th of March, a total eclipse of the moon. So, the moon ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

What will we see in the southern sky in 2026? A total eclipse of the moon (at a convenient time), a blue moon and a supermoon ...

Europa, one of Jupiter’s most intriguing moons, has long been a target for astrobiologists searching for signs of life beyond ...

A study published in Nature Communications suggests that Europa’s rocky seafloor is likely too mechanically strong to support ...