Charon is large in size relative to Pluto, and is locked in a tight orbit with the dwarf planet. A new simulation suggests how it ended up there.

They needed some space. New research suggests Pluto may have had a “kiss” with its largest moon billions of years ago in a harmless collision. The report, published in “Nature ...

Nearly 415 years ago to the day astronomer Galileo Galilei discovered the moons surrounding Jupiter looking through his homemade telescope.

Firefly Aerospace will team up with NASA to explore the lunar surface's Gruithuisen Domes, using sophisticated instruments ...

Pluto and its largest moon Charon could have come together via a 10-hour “kiss-and-capture” encounter after a grazing ...

Recent studies reveal Jupiter's clouds are formed from ammonium hydrosulfide mixed with photochemical materials ...

Research and development is underway to create robots that can hunt for signs of life in the vast oceans that exist under the ...

A researcher has used advanced models that indicate that the formation of Pluto and Charon may parallel that of the Earth-Moon system. Both systems include a moon that is a large fraction of the size ...

A new study suggests that the origin of Pluto's largest moon was quite different than our own. Here's what you need to know.

On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he looked at Jupiter through his telescope, he saw what he thought were three tiny ...

Witness a lunar occultation of both Mars and the Pleiades; plus, Mars reaches opposition and Venus and Saturn sit close ...

165: What’s the alcohol limit in breath for drivers in Wales? 30 mgs/100 milligrams breath; 35 mgs/100, 40/100. 172: If you ...