CAPE CANAVERAL, Fla. — Astronomers have discovered 12 new moons around Jupiter, putting the total count at a record-breaking 92. That's more than any other planet in our solar system. Saturn ...

NASA's Juno mission captured this infrared view of Jupiter's volcanic moon Io on July 5, 2022, when the spacecraft was about 50,000 miles (80,000 kilometers) away.

Jupiter moons Callisto and Ganymede are among the biggest in the solar system, and potential grounds for liquid water and alien life. NASA's JUICE mission will probe them for signs of both.

An Ariane 5 rocket originally expected to launch Thursday is now set to take off Friday, boosting a $1.7 billion European Space Agency probe on a roundabout 8-year voyage to Jupiter where it will ...

Mars has two moons, Neptune has a total of 16, Uranus has 28, and Jupiter has 95. The lone moon of Earth makes it unique in our solar system. It's Unusually Large Compared to Its Planet ...

Or, if you aren’t an early bird, you can catch Europa transiting at 10:18 p.m. EST Dec. 5. It can be hard to distinguish the moon once it passes in front of Jupiter, but you can watch the ...

The Moon passes 5° north of Jupiter at 9 A.M. EDT. Just six percent illuminated by this evening, you can try to spot the young crescent Moon hanging above the gas giant in the western sky after ...

Jupiter’s icy moon Europa is suspected of harboring a vast ocean that may be capable of supporting life. The $5-billion Europa Clipper spacecraft is the largest interplanetary probe ever built ...

Europa, one of the four large moons of Jupiter first seen by Galileo 414 years ago, may have a deep, salty, global ocean hidden beneath a thick crust of ice. Where there is water, there might be life.

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 ...