New AI method uses supernova brightness data to sharpen cosmic expansion measurements without relying on spectroscopy. Astronomers have leaned on Type Ia supernovae for decades because these stellar explosions act like mile markers across the cosmos. You simply measure how bright one appears, and then compare that with how bright it ought to be. After that, you can e... [9060 chars]
2026 Copyright © News-Matic.com. All Rights Reserved
