International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one ...

Using NASA’s Spitzer Space Telescope, a team of astronomers led by the University of Rochester has detected gaps ringing the dusty disks around two very young stars, which suggests that gas-giant ...

NASA's New Horizons found the solar wind slows as it nears interstellar space, helping improve models of the solar system's ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Add Yahoo as a preferred source to see more of our stories on Google. In an incredible breakthrough, a team of international astronomers have for the first time ever witnessed the birth of a planetary ...