Discover interesting facts about the sun, the solar system's central star that supports all life on Earth.

A computer simulation predicts that the Rubin Observatory will discover millions of previously undetected objects in the ...

A group of astronomers from across the globe, including a team from the University of Washington and led by Queen's ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

In the cold, dark outskirts of planetary systems far beyond the reach of the known planets, mysterious gas giants and ...

Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a highly ...

The TNO, which are described as minor planets that orbit the sun at a greater distance than Neptune, were found on the edge ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

Tianwen, which means "questions to heaven," is the name given to China's program of robotic Solar System exploration. Tianwen ...

Learn how a possible ninth planet, the theoretical Planet X, could have acquired its wide orbit in the outer Solar System - a ...

A passing star has been discovered that could cause chaos in the Solar System, sending Earth flying out of orbit.

Stars that pass close to the solar system could pull planets out of alignment, sending them hurtling into the sun or out into space ...