An object up to dozens of times the mass of Jupiter flying through our solar system may have disrupted planetary orbits.

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.

Encountering Neptune in 1989, NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer ...

Carrying out simulations to try and discover what best explains the orbits of these objects, the team found that a model that ...

The solar system, long believed to be a relatively stable and isolated system of planets, moons, and distant bodies, may have ...

Earth's name, unlike other planets named after Greco-Roman deities, originates from Old English "eorþe," meaning soil or ...

Over the last ten years, OPAL has observed Uranus' northern hemisphere, which has faced the inner solar system for the ...

The research team's simulations indicate a 1 in 100 chance that an interstellar visitor could produce the orbits we see today ...

At just over 4 light-years away, Proxima Centauri is home to an exoplanet that tantalizes astronomers with its potential. Could this be our next destination?

Massive object passing through solar system is a better explanation for nature of orbits of Jupiter, Saturn and Neptune ...

Discover the fascinating feature of WASP-69 b, a hot Jupiter exoplanet with a comet-like tail of gas, shedding light on ...

The Hubble Space Telescope has been imaging the outer planets of our solar system for a decade, learning about their strange ...