In a solar system far, far away NASA have discovered a planet which they think 'might be remarkably similar to Earth', though ...

This gas cloud located 500 light years away from our solar system is about to become a planet.This process usually takes a ...

Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in ...

When looking at our solar system, the planets going around the sun seem to be set up in a pretty organized fashion. They are all orbiting in the same direction, and exist on a roughly flat planetary ...

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four massive but extremely low-density worlds orbiting the star appear to be ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

When people speak of the northern lights, they are typically referring to Earth’s spectacular display of aurora borealis: ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

Armstrong Williams takes on the news of the week and asks the questions you want answered. by The Associated Press and KOMO News Staff SEATTLE — While the winter and early parts of spring are not ...