On Oct. 14, NASA's Europa Clipper mission launched from Kennedy Space Center in Florida toward one of Jupiter's largest moons. The launch was eagerly anticipated by scientists around the world, in ...

Twelve new moons orbiting Jupiter have been found — 11 “normal” outer moons, and one that they’re calling an “oddball.” This brings Jupiter’s total number of known moons to a whopping 79 — the most of ...

In January 1610, Galileo Galilei, using a newly improved telescope with 20x magnification, observed four celestial bodies orbiting Jupiter, initially appearing as stars. These bodies, later named Io, ...

Of all the major planets in the solar system, Jupiter is the largest. Observers have a ring-side seat this week to view this amazing world. Jupiter reached opposition on April 7, meaning it is at the ...

Saturn may have climbed to first place in 2019, but its position as moon king was fated to be short-lived. Share on Facebook (opens in a new window) Share on X (opens in a new window) Share on Reddit ...

Jupiter will be shining bright throughout this month, with its best showing coming when it reaches opposition on June 10, according to AccuWeather. Opposition occurs when Earth is completely aligned ...

A team led by Carnegie’s Scott S. Sheppard has found 20 new moons orbiting Saturn. This brings the ringed planet’s total number of moons to 82, surpassing Jupiter, which has 79. The discovery was ...

Turn a telescope to the eastern sky in the hours following midnight on Nov. 5 to see two colossal shadows darken the cloud ...

Astronomers have found 12 more moons orbiting the planet Jupiter. These moons are all small — just 5 kilometers or less across — and one of... Galileo Would Be Stunned: Jupiter Now Has 79 Moons More ...

Life in our solar system could exist, even on the icy recesses of Jupiter and Saturn's moons, contends research by Maryland's Goddard Flight Facility. Europa, a moon of Jupiter, and Enceladus, a moon ...