The outer solar system is a fascinating region that includes ... effectively ruled out a substantial portion of the parameter space where it could exist, suggesting that if it does exist, it ...

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

An interstellar visitor may have warped the solar system billions of years ago, a new study has claimed. Scientists suggested the enormous object disrupted the orbits of Jupiter, Saturn ...

19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved ... pieces of the red planet hurtling through space. One of these chunks of Mars eventually ...

And so, on 18 April, engineers flung that code into space and hoped that it would ... like the relatively nearby planets of the outer solar system. Within a couple of years, they had visited ...

The dwarf planet is a bizarre, cryovolcanic world. However, the organic deposits discovered on its surface so far are unlikely to originate from its interior. The organic material found in a few areas ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

What an amateur astronomer recently took to be a newly-discovered asteroid turned out to be a Tesla Roadster voyaging through ...