Scientists find rare double-star system where one star orbited inside the other Astronomers may have discovered a rare type of binary star system, where one star used to orbit inside its partner. Astrobitica May 22, 2025 (Last updated: May 22, 2025) 1 minute read Astronomers may have discovered a rare type of binary star system, where one star used to orbit inside its partner. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: SpaceX gets FAA approval for Flight 9 of Starship megarocketNext: How the dinosaur-killing extinction could help save modern bivalves