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Kepler space telescope discovers variability in the Seven Sisters

The Seven Sisters, as they were known to the ancient Greeks, are now known to modern astronomers as the Pleiades star cluster – a set of stars which are visible to the naked eye and have been studied for thousands of years by cultures all over the world. A new algorithm to analyse data from NASA’s Kepler telescope has revealed insights about the behaviour of the stars.

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Possible Venus twin discovered around dim star

Astronomers using NASA’s Kepler space telescope have found a planet 219 light-years away that seems to be a close relative to Venus. This newly discovered world is only slightly larger than Earth and orbits a low-temperature star called Kepler-1649 that’s one-fifth the diameter of our Sun.