Ahh - definitely worth reading the actual paper on the PNAS site- the mild SFR they talk about is localised. It’s a very nice bit of work, and there is a link in the abc article.
Cheers!
Quote:
Originally Posted by Peter Ward
They also claim there was a massive peak in star formation some 7 billion years ago:
"In order to explain our age distribution, where we have many more younger grains that we would otherwise expect, we have to explain this by this dust forming from more stars than normal," he said.
"We came to the conclusion that about 7 billion years ago there must have been an episode of enhanced star formation, probably about 50 per cent more stars formed than normal."
vs the 11 billion year UKIRT figure. Their data is thin and assumptions hardly proven. I remain sceptical as a result.
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