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

Widespread magnetism dating from our solar system’s earliest beginnings some 4.57 billion years ago likely played a major role in creating orbital order out of chaos. But until now, magnetism ...

The victims were all part of a mysterious sect - the Order of the Solar Temple - and the authorities initially believed the deaths were a mass suicide. But, as more deaths were discovered ...

Jupiter, the largest planet in the solar system, will be visible to sky gazers on Earth. Here’s when to look out for it and ...

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse of a giant cloud of gas and rock and is held together by the gravitational pull of the Sun.

New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs. The findings reveal the distribution of ices in ...

The Sun is an incandescent but benevolent dictator. For billions of years, it's kept our Solar System well organized and ...