As published in The Astrophysical Journal Letters, theoretical astrophysicists Konstantin Batygin and Jim Fuller of Caltech, ...

The solar system could be destroyed much sooner than we thought, scientists say - Outer planets could be thrown out into the ...

Earth will be long gone by then, but new research shows the outer planets will be thrown out too, and a billion times earlier ...

According to a new study, the Solar System may break apart within about 6 billion years as the dying Sun’s uneven mass loss destabilizes the outer planets.

Our galaxy is full of strange worlds, but what would happen if we could bring some of them into our own Solar System? Moving ...

It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the edge of our solar system, evading all our efforts to spot it. Some astronomers ...

This is a montage of Hubble Space Telescope views of our solar system's four giant outer planets: Jupiter, Saturn, Uranus, and Neptune, each shown in enhanced color. The images were taken over nearly ...

What can rocky planets orbiting in the outer parts of a solar system teach scientists about planetary formation and evolution? This is what a recent study published in Science hopes to address as a ...

Bennu is a small, near-Earth asteroid that makes a close pass to Earth every six years or so. Scientists believe Bennu might have broken off from a much larger carbon-rich asteroid about 700 million ...

A NASA Hubble Space Telescope observation program called OPAL (Outer Planet Atmospheres Legacy) obtains long-term baseline observations of Jupiter, Saturn, Uranus, and Neptune in order to understand ...