An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse ...

NASA's Voyager spacecraft has uncovered a cosmic marvel: a blazing 'wall' of heat beyond our Solar System, hinting at the ...

These drift through the frigid outermost reaches of the Solar System at distances of up to 200,000 AU (approximately 3 Light Years). An Oort Cloud object may take millions of years to orbit the ...

For centuries, astronomers have sought to understand the formation and evolution of the solar system and the dynamics that ...

In the cold, distant reaches of the Solar System, far beyond Pluto, astronomers have just identified what could be a new ...

A highly detailed illustration of our solar system. shooarts ... and at a much shorter distance from where we sit. If their calculations serve them correctly, Planet Nine would have a mass ...

The location of the solar system's outer boundary is a point of contention among astronomers. There are three possible candidates, which "all have merit." But which one is best? When you purchase ...

The chance of a planet forming in the outer reaches of the solar system – a hypothetical Planet Nine – could be as high as 40 ...

There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be fair—but one of the largest yet discovered and with an orbit around the Sun that ...

whose orbital distance ranges from 30 to 49 astronomical units as it travels an elliptical path around the sun. The ...

Nasa’s Europa Clipper spacecraft will loop around Jupiter on a course that will carry it by Europa 49 times over four years ...

Possible New Dwarf Planet Spotted Near the Edge of the Solar System By Will Dunham WASHINGTON ... Neptunian objects that orbit the sun at a distance beyond that of Neptune. The object takes ...