A sun-like star usually takes around 100 million years to form.
It is believed to have been a sun-like star early in its life.
It was the first planet ever discovered around another Sun-like star.
Astronomers first found a planet around a Sun-like star only five years ago.
Younger Sun-like stars are much more likely to have disks than older ones.
Astronomers have produced what they say could be the first direct image of a planet around another Sun-like star.
A more practical example is the orbit of a Sun-like star around a heavy black hole.
The focus for discovering new exoplanets has been on sun-like stars.
A third assumption is to focus on sun-like stars.
They are not confined to Sun-like stars, where at least 11 planets have already been detected in the last three years.
