Its enormous size gives it a great power that it has used to manipulate the other planets – a power both for good and bad ...

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

The fate of our solar system is written in the stars—well, one star to be precise: the sun. Estimates of what the end will ...

The Sun’s death is not an event the planets will quietly survive—it is the trigger for their orbital undoing.” ...

Planet 9 is the hypothetical ninth planet in our Solar System. Has it finally been found using IRAS and AKARI mission data?

You start your day hearing wild news. Jupiter has just swallowed Saturn. And it doesn’t stop there. Jupiter is on its way to ...

Add Yahoo as a preferred source to see more of our stories on Google. About 4.6 billion years ago, a celestial cloud collapsed, paving the way for our solar system to form. Then, a nebula with strong ...

Using NASA's free 'Eyes on the Solar System,' you can freely fly around the solar system in 3D right from your browser. You ...

Add Yahoo as a preferred source to see more of our stories on Google. Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky ...

Learn how Pluto nearly kept its planet status in a proposed 12-planet Solar System as its demotion marks its 20th anniversary. Eight days before Pluto lost its planetary status, it appeared ready to ...

Carbon dioxide has been detected on a planet outside our solar system for the first time. The gas has been observed directly by the James Webb Space Telescope on four exoplanets, all belonging to the ...

Astronomers say they have have detected a radio emission from Beta Pictoris b, an exoplanet 63 light-years from Earth, according to new research.