Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than it is now. Twice as large, in fact. To put that into context, those ...

What would it take for Jupiter to ignite and become our second sun? What if Jupiter gained just a little bit more mass during ...

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Jupiter, the largest planet orbiting the sun, used to be much bigger and ...

Shining in the constellation Gemini near the bright stars Pollux and Castor, Jupiter's opposition is the best time to see the ...

The largest planet in the Solar System is reaching a milestone over the weekend. It will reach something known as opposition ...

Explore seven factual aspects of Jupiter, including its size, moons, rotation, atmosphere, rings, formation, and magnetic field based on NASA findings.

The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

Jupiter already reigns as king of the planets — it's the largest one in our solar system. And now, the gas giant has the most known moons, too.Astronomers have observed 12 additional moons orbiting ...

A planet 100 light-years away that resembles a young Jupiter has been discovered by an international team of astronomers that includes six UCLA scientists. The discovery is reported Aug. 13 in the ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...