NASA's Juno spacecraft has again captured stunning images of Jupiter and its moon Io, providing more insights into the solar ...

Throughout their orbit, the Ganymede transits once, Europa transits twice, and IO transits up to four times, all in the span of seven days. Since these moons orbit close to Jupiter’s own orbital ...

Galileo Galilei's telescopic discovery of Jupiter's four moons in 1610 revolutionized astronomy and supported heliocentric ...

Researchers accounted for the previously overlooked structures of the dwarf planet and moon in computer simulations of a ...

There are currently 92 moons known to orbit Jupiter. The four largest – Io, Europa, Ganymede and Callisto – were discovered by Galileo Galilei in 1610 when he pointed the first astronomical telescope ...

LOUISVILLE, Ky. — The first full moon of 2025 is the called the Wolf Moon. It will be rising into the night sky this week.

The Wolf Moon will arrive on Jan. 13, 2025, at 05:27 p.m. ET, according to NASA. The moon will appear full for about three ...

In addition, it is believed that internal oceans exist on Jupiter’s moons Ganymede and Callisto and Saturn’s moons Titan and Enceladus. Liquid water is essential for life as we know it ...

Galileo’s repeated observations over several nights and realized they were moons orbiting the gas giant. And thus, Io, Europa and Ganymede became known as the Galilean moons of Jupiter.

Jupiter is near Aldebaran, the star that makes up the eye of the bull in the constellation Taurus. | Credit: NASA/JPL-Caltech ...

Jupiter's moons Europa and Ganymede, as well as Saturn's moon Enceladus, are considered prime candidates. The surfaces of these moons are covered with thick ice layers, and below them, ocean water ...