This Wolf–Rayet star is known as WR 31a, located about 30 000 light-years away in the constellation of Carina. The outer nebula is expelled hydrogen and helium, while the central star burns at over 100,000 K. Image credit: ESA/Hubble & NASA; Acknowledgement: Judy Schmidt.

The hottest stars in the Universe are all missing one key ingredient

Want to be hotter? Add more mass. Want to go even hotter than that? Lose almost all of it.

Ethan Siegel
Aug 28, 2017 · 3 min read

“A candidate is not going to suddenly change once they get into office. Just the opposite, in fact. Because the minute that individual takes that oath, they are under the hottest, harshest light