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Here’s A New Glimpse Of The Coldest Place In The Universe

The coolest place in space looks a bit like a tooth.

1. This is the Boomerang Nebula, a cloud of gas 5000 light years from Earth thought to be the coldest place in the universe.

NRAO/AUI/NSF/NASA/STScI/JPL-Caltech

The bluish background is what the nebula looks like in visible light. But the red shape, seen by the Atacama Large Millimeter/submillimeter Array (ALMA) observatory in Chile, is new to astronomers. It’s the cold molecular gas that is expanding from the nebula’s central dying star. And it’s -273C, just one degree above absolute zero.

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Kelly Oakes is science editor for BuzzFeed and is based in London.
 
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