Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

TARS, named after the robot from the 2014 film "Interstellar," could potentially be a way to travel to other stars. TARS ...

A group of astronomers from the US, Europe, Chile and South Africa have determined that 70,000 years ago a recently discovered dim star is likely to have passed through the solar system’s ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the discovery of Pluto in the 1930s. Labelled as Planet X, prominent astronomers ...

The size of the solar system is defined by the volume of space over which the sun’s influence exceeds those of other nearby stars in the Milky Way galaxy.

“Because that’s still very interesting and brings you closer to the movements of the sun and moon — seeing the solar system in motion.” ...

A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system came from.

Is there a massive undiscovered planet on the outer reaches of the Solar System? The idea has been around since before the discovery of Pluto in the 1930s. Labelled as planet X, prominent ...

Discover the dramatic forces creating spectacular weather on neighboring planets and moons. Out in the solar system, the weather gets wacky – with globe-spanning dust storms, monsoons of liquid ...

This new dwarf planet may exist at the edge of the solar system, possibly disproving Planet Nine's existence. This is the story of that newly encountered planet.

Dark matter does pervade the solar system like an invisible fog. We just lack the means to measure its effects on solar system bodies.