Star-quake vibrations lead to new estimate for Milky Way age
Data gathered by NASA’s now defunct Kepler telescope provides a solution to an astronomical mystery.
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Credit: NASA/JPL Caltech/R.Hurt/SSC
Star-quakes recorded by NASA’s Kepler space telescope have helped answer a long-standing question about the age of the “thick disc” of the Milky Way.
In a paper published in the journal Monthly Notices of the Royal Astronomical Society, a team of 38 scientists led by researchers from Australia’s ARC Centre of Excellence for All Sky Astrophysics in Three Dimensions (ASTRO-3D) use data from the now-defunct probe to calculate that the disc is about 10 billion years old.
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