What Caused Eta Carinae’s 1840 “Great Eruption?”

Chandra Discovers New Details about ‘Great Eruption’ of Eta Carinae

Astronomers rewind the clock on Eta Carinae’s “Great Eruption” of 1837, showing in a new paper that the X-ray power alone released by the explosion was about 10 million times greater than the entire radiant power of the Sun across all wavelengths.

Eta Carinae's epic supernova explosion comes to life in new visualization