Astronomers have identified an alien planet in a three-star system. Scientists have discovered thousands of exoplanets, many with two stars, but this is only the fourth found with three. And the latest is the closest of the four, approximately 685 light-years from Earth.

See the source article by following the link below:
Astronomers have identified an alien planet in a three-star system. Scientists have discovered thousands of exoplanets, many with two stars, but this is only the fourth found with three. And the latest is the closest of the four, approximately 685 light-years from Earth.