'Giant arc' stretching 3.3 billion light-years across the cosmos shouldn't exist – Livescience.com News Science News ‘Giant arc’ stretching 3.3 billion light-years across the cosmos shouldn’t exist Livescience.com Source: Science News June 11, 2021/by PR PR http://gulfstrategic.com/gc/wp-content/uploads/logo_final.jpg 0 0 PR PR http://gulfstrategic.com/gc/wp-content/uploads/logo_final.jpg PR PR2021-06-11 14:48:472021-06-11 17:06:27'Giant arc' stretching 3.3 billion light-years across the cosmos shouldn't exist - Livescience.com