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

"The Voyager 2 flyby of Uranus in 1986 revealed an unusually oblique and off-centred magnetic field," the researchers wrote.

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on ...

Longer observations of this and other systems ... our chances of finding regular communications among planets beyond our solar system, if they exist,” said Nick Tusay, first author of the ...

We’re showing that, everywhere we look now, there was some sort of magnetic field that was responsible for bringing mass to ...

Mercury is the smallest planet in our solar system. It is the closest to the Sun and has extreme temperature changes between ...

Why haven’t humans colonized other planets yet?  While we dream of expanding across the solar system, there are hidden and ...

UNIVERSITY PARK, Pa. — A new technique allows astronomers to home in on planets beyond our solar system that are in line with each other and with Earth to search for radio signals similar ...

Other theories propose that the anomalies ... Finding a smaller planet would also spark excitement, Rice added, because every solar system planet is immensely useful for extrapolating information ...

A Southwest Research Institute-led team combined compositional data of primitive bodies like Kuiper Belt objects, asteroids ...

Researchers have developed a new method using the Allen Telescope Array to search for interplanetary radio communication in the TRAPPIST-1 star system. A new technique allows astronomers to home ...