Coldest to hottest

Coldest Boomerang Nebula

Boomerang Nebula

The coldest place outside of a laboratory is the Boomerang Nebula at 1K or minus 272.15°C, which is even colder than the Universe’s background temperature of 2.7K.

Hottest Colliding particles in Large Hadron Collider

LHC Tunnel

When particles collide in the soon-to-open Large Hadron Collider they will reach a temperature of a billion, billion kelvin, the same temperature as the Universe mere seconds after the Big Bang.

2 thoughts on “Coldest to hottest

  1. You said that the Boomerang Nebula was the colest place outside of a lab. But what’s the coldest temperature including temperatures inside a lab?

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