https://www.universetoday.com/158944/by-looking-back-through-hubble-data-astronomers-have-identified-six-massive-stars-before-they-exploded-as-core-collapse-supernovae/
Using images from the Hubble Snapshot Program and archival data, a team of astronomers has located the progenitor stars of six supernovae.
Create an account or login to join the discussion