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.

The crescent moon will shine with Jupiter among the stars of Gemini early on Sept. 16. Turn your eyes to the east in the ...

We already know a decent amount about how planets form, but moon formation is another process entirely, and one we're not as familiar with. Scientists think they understand how the most important moon ...

WASHINGTON -- Scientists said they have found evidence of water in the atmosphere of Jupiter's icy moon "Europa." NASA said its Hubble space telescope observed the presence of persistent water vapor ...

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 ...

NASA scientists have found new insights from an old mission that may show the possibility of life on Jupiter's moon Europa. NASA put data collected from their Galileo spacecraft in 1997 through new ...

In a landmark observation by a team of international researchers, NASA's Juno spacecraft has, for the first time, clearly detected the auroras of Jupiter's moon Callisto. This discovery completes the ...

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 celestial leap is set to take place over two nights as the moon and Jupiter will appear to dance near to each other in the night sky. The crescent moon will appear "wafer thin" through the night of ...

Earth’s moon is visible most nights and is one of the few astronomical objects we can comfortably see without a telescope. But our solar system is full of more interesting moons and many even have ...