What is the system of four stars?
The Kepler-64 system has the planet PH1 (discovered in 2012 by the Planet Hunters group, a part of the Zooniverse) orbiting two of the four stars, making it the first known planet to be in a quadruple star system. KOI-2626 is the first quadruple star system with an Earth-sized planet.
What is a 5 star system called?
The quintuplet consists of a pair of closely linked stars - binaries - one of which has a lone companion; it is the first known system of its kind.
Is there a 6 star system?
The star Castor is a system of six gravitationally bound stars. There are three pairs of stars, each pair orbiting their common center of mass. The Castor A pair and the Castor B pair mutually orbit their common center of mass.
Are there 5 star systems?
It was a rare find, but this year the team upped the ante when they discovered a fifth star hiding in the mix. The five-star system is around 9 to 10 billion years old. This diagram depicts the quintuple star system to scale, using Neptune's orbit around the Sun for reference.