Hubble finds that Betelgeuse’s mysterious dimming is due to a traumatic outburst
Recent observations of Betelgeuse have revealed that the star’s unexpected and significant dimming periods in late 2019 and early 2020 were most likely caused by the ejection and cooling of dense hot gases, and that the star may be going through another dimming period more than a year early.
phys.org
Go to Source
2020-08-13
