The cosmos is filled with wonders yet to be discovered. One of the latest mysteries captivating scientists and space ...

BRUCE WEAVER/AFP—Getty Images But Pluto has in many ways only grown in astronomers’ estimations. It is now known to be part of an entire system of objects, gravitationally anchoring a cluster ...

Clear its orbit of other debris (Pluto fails this). Pluto shares its orbit with other objects in the Kuiper Belt and is not gravitationally dominant, meaning it does not "clear the neighborhood ...

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe. Clyde Tombaugh didn't set out to discover Pluto when he sent his ...

It must have an important influence on the orbital stability of the other objects in its neighborhood. According to Telescope Watch, Pluto may be difficult to spot because of its dimness as it ...

Lowell’s Dark Sky Planetarium also featured on Friday a show focused on the big questions of the cosmos, such as exploring whether we are along in the universe. A Pluto pub crawl followed.

The postponement, driven primarily by thick clouds, was the second scrub of the flight since an issue with the rocket on ...

It is large enough to be mostly round. It must have an important influence on the orbital stability of the other objects in its neighborhood. Because Pluto did not fit the last of these ...

open image in gallery Analysis of data from NASA’s James Webb Space Telescope has helped shed light on the ancient surfaces of trans-Neptunian objects like Pluto. Scientists confirmed what they ...