Add Yahoo as a preferred source to see more of our stories on Google. On July 6, 1938, an American astronomer named Seth Barnes Nicholson discovered Jupiter's moon Lysithea. Nicholson spotted Lysithea ...

Swipe Down for Full Video Story Jupiter is the largest planet in our solar system, a massive world made mostly of hydrogen ...

Astronomers used a method once theorized by Albert Einstein to find a mysterious and rare planet on the edge of our galaxy. The planet, AT2021uey b, is a Jupiter-sized gas giant located about 3,200 ...

While Jupiter’s Great Red Spot has been a constant feature of the planet for centuries, a team of astronomers have discovered equally large spots at the planet’s north and south poles that appear and ...