Saturn, Jupiter’s outer neighbour, currently has 83 known satellites. The four larger moons mentioned above, also known as the 'Galilean moons', account for 99.997 percent of the total mass of Jupiter ...

These pinpricks of light are actually Jupiter's four largest moons, now known as the Galilean moons: Io, Europa, Ganymede, and Callisto. Many of these celestial orbs are as remarkable as Jupiter ...

The solar system is home to bizarre moons like Enceladus and Callisto, each unveiling nature’s wonders and some of science’s ...

The four biggest moons of Jupiter aren't just blurry smudges in ... which explains why they're called the Galilean moons. We've learned a lot about these exotic bodies in the past 400 years ...

Galileo Galilei, with a homemade telescope, noticed three points of light near Jupiter. Initially believing they were distant stars, Galileo’s repeated observations over several nights and realized ...

Sunrise: 6:56 A.M. Sunset: 9:17 P.M. Moonrise: 4:25 A.M. Moonset: 1:42 P.M. Today starts a run of events taking place around mighty Jupiter, as its Galilean moons show off while they dance in ...

Oc­cul­ta­tion of Jupiter and the Galilean moons – Io, Eu­ropa, Ganymede and Cal­lis­to – by Deimos, ob­served dur­ing Mars Ex­press or­bit 22,859, on 14 Febru­ary 2022. The dis­tance from Mars ...

The goal is to reach Europa, the smallest of the planet's four Galilean moons, in April 2030 ... but will be much faster than traveling straight to Jupiter. Gravity assists have become common ...

But it hasn’t always been this way. Jupiter’s four largest moons – Io, Europa, Ganymede and Callisto – were the first ever discovered orbiting another planet. They were spotted by Galileo ...

The constellations Taurus, Orion, Canis Major, and Gemini grab attention this month, while Mars, Jupiter, and Venus dominate ...

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...