As the gatekeepers to the Kuiper Belt, Charon and Pluto are a unique double dwarf planet system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Pluto, a distant and fascinating dwarf planet, has revealed more of its secrets. Thanks to New Horizons, discover stunning images of Pluto’s unseen side, showcasing nitrogen ice glaciers, vibrant ...

January 5, 2005, is an astronomical anniversary that is not really marked but should be. It saw the discovery of dwarf planet Eris and how those very observations led to a new way to describe the ...

Previously, scientists believed that Pluto and Charon formed from a massive collision, similar to the Giant Impact Hypothesis. According to this theory, a Mars-sized planet named Theia collided ...

Pluto is a dwarf planet; humans declared it to be one in 2006 since it is so small. It has little “ice mountains” on the surface. Scientists think the inside is actually water. Pluto’s ...

(CNN) — For decades, astronomers have tried to determine how Pluto acquired its unusually large moon Charon, which is about half the size of the dwarf planet. Now, new research suggests that ...

Eleven-year-old Venetia Burney of England suggested the name Pluto because the dark, distant planet resembled the abode of the Greek god of the underworld. Pluto endured as a planet for more than ...

A United Launch Alliance Atlas 5 rocket set the tiny probe on its nine-year journey to the icy dwarf planet. This mission marked the first time a spacecraft was sent to explore Pluto, providing ...

"A parade of planets, also sometimes referred to as a planetary alignment, is when several planets in our solar system appear ...

January started out with a meteor shower and now has a planetary alignment in store. Here's what you'll be able to see and ...