Scientists may have found the first moon outside our Solar System – depending on what astronomers ultimately decide counts as ...

Much to the dismay of many professional and amateur astronomers, the 1978 discovery of Pluto’s largest moon Charon ultimately ...

It’s easy to see Jupiter as you travel past Westfield in Aroostook County, but you might not notice the newest installation ...

We're now three weeks out from the peak of the Perseids, and based on the timing of the Moon's phases, this is setting up to ...

Astronomers have discovered a faint new world orbiting a young star after more than a decade of cosmic hide-and-seek.

The Milky Way may have undergone a dramatic change in orientation during its history, according to new research that helps ...

Although general relativity (GR) is an elegant theory of gravity, we don't often need to use it. For most gravitational ...

On July 20, Jupiter will oppose Pluto retrograde, creating tension between our personal authority and self-expression, versus ...

Titan is a geologically active world cloaked in an atmosphere denser than Earth's, its landscape shaped by seas of liquid methane and vast dunes built from organic particles that rain out of its skies ...

A new study suggests Pluto’s largest moon has preserved signs of an ancient process that gradually slowed its rotation. By ...

The solar system may be hiding a secret. Far beyond Neptune, in a region where sunlight is weak and distances become ...