A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 ...

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

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

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

New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar ...

Scientists reveal the clearest images of the Sun’s corona using a new adaptive optics system, opening new paths for solar ...

NASA has just announced a groundbreaking discovery: 10 new Earth-like planets beyond our solar system that could potentially ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

A giant mouth-like hole in the Sun about as wide as five Jupiters is blasting hot Sun breath in Earth's general direction.

Scientists have discovered a colossal object approximately 435 miles wide in the frigid outer reaches of our solar system, ...

It’s kind of a freak accident that it actually happened,” said David Nesvorny with the Southwest Research Institute.

For the unversed, "Planet Nine" is a hypothetical planet which is reportedly larger than Earth that is thought to orbit ...