Astronomers spot 3,000 light-year 'light echo' of dying supermassive black hole
The "active galactic nucleus" phase of the supermassive black hole at the heart of the galaxy Arp 187 has apparently just ended.
from Space.com https://bit.ly/3w4vmbF
via IFTTT
from Space.com https://bit.ly/3w4vmbF
via IFTTT
Commentaires
Enregistrer un commentaire