What is the highest temperature ever recorded?

I don't mean meteorological temperature, I mean literally the highest temperature ever recorded (meaning observed in some way if not directly recorded). I'm thinking its probably 10^8 Kelvins reached when a hydrogen bomb goes off, but we may have observed a higher temperature from a foreign star through... show more I don't mean meteorological temperature, I mean literally the highest temperature ever recorded (meaning observed in some way if not directly recorded). I'm thinking its probably 10^8 Kelvins reached when a hydrogen bomb goes off, but we may have observed a higher temperature from a foreign star through spectroscopy or something.
3 answers 3