Astronomers discover oldest known solar-like system
Astronomers discover oldest known solar-like system

An international team of astronomers combing through data from the US Kepler space telescope said Tuesday they have discovered a solar system with five Earth-sized planets dating back to the dawn of the galaxy.

Life bearing planets may be in millions

Researchers say a few hundred thousand billion free-floating life-bearing Earth-sized planets may exist in the space between stars in the Milky Way.

Earth-sized planets could be common

It may be possible that one in 4 stars similar to the Sun could be orbited by Earth-size planets.

Scientists estimate Earth-sized planets could be common

The researchers found larger numbers of smaller planets than of larger planets.