* Astronomy

Advance in astronomy 'can help find other worlds'

The pull of gravity on a distant star can now be measured more accurately, shedding light on other worlds, say astronomers.
A team led by Thomas Kallinger of the University of Vienna used data from the Kepler space telescope - which is searching for other worlds like the Earth - to show that variations in the brightness of distant stars can give more accurate measurements of surface gravity.
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