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

Today, we know of more than 5,000 exoplanets: planets outside our solar system that orbit other stars. While the effort to ...

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

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

America’s allies and foes alike have spent the past five days speculating about what Donald Trump’s re-election will mean for ...

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

Tiny grains from asteroid Ryugu are revealing clues to the magnetic forces that shaped the far reaches of the solar system over 4.6 billion years ago. The findings suggest the distal solar system ...

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 ...

“If we find another planet, that is a really big deal,” Malena Rice, an assistant professor of astronomy at Yale University, told CNN. “It could completely reshape our understanding of the solar ...

A planetary parade is set to become visible in the night sky in January 2025. Six planets will come in line and will be ...

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