A stream of cold gas is unexpectedly feeding the far-off Anthill Galaxy

A long, cold stream of gas is feeding a very distant galaxy like a vast bendy straw. The finding suggests a new way for galaxies to grow in the early universe, researchers report in the March 31 Science.

Computer simulations predicted that streams of gas should connect galaxies to the cosmic web (SN: 3/6/23). But astronomers expected that gas to be warm, making it unsuitable for star-forming fuel and galaxy growth.

So astronomer Bjorn Emonts and his colleagues were surprised to see a stream of cold, star-forming gas leading into the Anthill Galaxy, a massive galaxy whose light takes 12 billion years to reach Earth.

The team spotted the

→ Continue reading at Science News

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