It must have cleared all other celestial bodies, except its own moons, from its orbit.

A team combined compositional data of primitive bodies like Kuiper Belt objects, asteroids and comets with new solar data sets to develop a revised solar composition that potentially reconciles ...

A rare solar wind event was taking place when NASA’s Voyager 2 zipped by in 1986, a study suggests, which affected what we ...

The researchers revealed that Uranus’s protective magnetic field was distorted, and seemed wonky and weak, being squashed and ...

In the time Pluto was found, classified as a planet and reclassified as a dwarf planet, it has not completed one orbit. One ...

Legendary Star Lacks Evidence for Large Planet Construction Ever since the dawn of human consciousness, skywatchers have been ...

This huge astrological shift is a total game-changer. Here’s how Pluto in Aquarius will affect you—for the next two decades.

A NASA spokesperson said via email that the image above, which appeared on the agency's website, was not the original, but "a ...