News

First evidence of comets orbiting a Sun-like star

19 May 2016 Astronomy Now

An international team of astronomers led by the University of Cambridge have used data from the Atacama Large Millimetre/submillimetre Array (ALMA) to find evidence of ice and comets orbiting nearby Sun-like star HD 181327, which could give a glimpse into how our own solar system developed.

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First evidence of volcanic activity on a super-Earth?

5 May 2015 Astronomy Now

Astronomers have detected wildly changing temperatures on a super-Earth — the first time any atmospheric variability has been observed on a rocky planet outside the Solar System — and believe it could be due to huge amounts of volcanic activity, further adding to the mystery of what had been nicknamed the ‘diamond planet.’