The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

The coldest planet in the Solar System is Uranus, which is surprisingly colder than Neptune due to its unique internal heat ...

The discovery provides a precious peek into the dawn of our own solar system as well The discovery provides a precious peek into the dawn of our own solar system as well The discovery provides a ...

Astronomers have discovered seeds of rocky planets forming in the gas around the baby sunlike star providing *** peek into the start of our own solar system. The the thing that we've discovered is ...

The official number of planets outside our solar system has reached 6,000, according to space scientists. NASA's tally of ...

While Saturn has been visible in the night sky all of September, this weekend, the ringed planet will shine its brightest.