SpaceFirst exomoon might have been spotted 4000 light years away Astronomers may have found the first exomoon around a distant planet, and have asked to use Hubble to confirm whether the tantalising hints are a real discovery News
SpaceRings and asteroids may explain ‘alien megastructure’ star It could be time to ditch the alien megastructure. A massive ringed planet and a swarm of asteroids may instead explain Tabby’s star News