Hubble confirms the largest icy comet nucleus ever seen by astronaut  ThePrintIts heading our way! NASA confirms largest comet ever has been detected  Marca EnglishAstronomers confirm size of largest comet ever discovered, bigger than Rhode Island  Phys.orgNASA Confirms: Gigantic Inbound Comet is Biggest Ever Recorded  ExtremeTechHubble Space Telescope Spots Largest Comet Ever Discovered  Smithsonian MagazineView Full coverage on Google News