Scientists at the Center for Astrophysics, Harvard & Smithsonian have announced the discovery that, contrary to previously accepted knowledge, Type Ia supernovae experience light curve decline plateaus, and lengthy ones at that, lasting up to a year.
![](https://scx1.b-cdn.net/csz/news/tmb/2019/3-scientistsob.jpg)
Source:
https://phys.org/news/2019-10-scientists-year-long-plateaus-decline-ia.html