Astronomers have discovered icy rocks in the outer solar system that seem to defy the laws of physics, suggesting the ...

New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed ...

A different study by scientist Matthew Hopkins at the University of Oxford and colleagues, used a model that focused on the ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

Before the ribbon-cutting for the solar system walk on the Columbia Greenway Rail Trail on Nov. 29, created by WHS Astronomy ...

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

About 4.5 million years ago, a great cosmic dog kicked past our Solar System – and its effects may still be seen today.

BRITS are clueless about our solar system – with four in 10 unable to identify the biggest planet and a quarter uncertain ...

Scientists find that two hot stars passed near our solar system 4.4 million years ago, altering nearby interstellar clouds.

Nearly 4.5 million years ago, two enormous, blazing stars swung close to the solar system. They did not touch the sun, but ...

Nearly 4.5 million years ago, two large, hot stars brushed tantalizingly close to Earth's sun. They left behind a trace in ...