The moon, just hours past its last quarter phase, will rise above the east-northeastern horizon shortly before midnight local ...

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.

The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical ...

"Complete color global maps and high-resolution mosaics of Jupiter's four large moons - Io, Europa, Ganymede and Callisto - are compiled for the first time in this important atlas. The satellites are ...

Jupiter, now located in Taurus the Bull, appears in telescopes wreathed by its four largest moons: Io, Europa, Ganymede, and Callisto. At times, those moons pass in front of or behind the planet from ...

Webb Telescope is investigating the formation of moons around a massive planet. Astronomers are using the data to study the ...

Scientists have developed a new method using knot theory to find the optimal routes for future space missions without the need to waste fuel. Just as sat-nav did away with the need to argue over the ...