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Scientists Reach a Record Temperature: 280 Billion Times Colder Than The Universe
The Universe was born some 13.8 billion years ago in a state so hot and dense that the leftover radiation still permeates every one of its nooks and crannies.
Summary
The Universe was born some 13.8 billion years ago in a state so hot and dense that the leftover radiation still permeates every one of its nooks and crannies. The average background temperature of space hovers around 2.7 kelvins – that's -270.45 degrees Celsius, or -454.81 Fahrenheit.
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