The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up next to the "King of the Planets" as it voyages through the stars of the constellation Gemini.

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

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 ...

In a landmark observation by a team of international researchers, NASA's Juno spacecraft has, for the first time, clearly ...

Jupiter is the king of moons. With 95 of them orbiting the gas giant, some are so large they rival planets in size. But what would it actually be like to live on one of these moons? Let’s imagine ...

It may be cold this month, but now is a great time to get outside and explore Jupiter’s beauty and might. The fifth planet will not only reach opposition on Dec. 7, it will also be at perigee (closest ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics. Two new moons have been discovered ...

Ice moons such as Jupiter’s Europa and Saturn’s Enceladus are currently at the forefront of the search for extraterrestrial life, as it is believed that beneath their thick icy shells there are vast ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The ringed gas giant Saturn has officially replaced Jupiter as the ...

How many moons does Jupiter have? Scientists have discovered dozens of them, but the answer may be more complicated than it seems. When you purchase through links on our site, we may earn an affiliate ...