Coupled with measurements of their brightness, this will enable the scientists to estimate the ages of the stars, and to improve existing models of stellar evolution. One of the uglier secrets of astronomy, ... is that nobody knows anything about ages of stars. Stars do not come with sell-by dates.
More Quotes from Charles Beichman:
We don't know anything about planets around very young stars because the radial velocity method doesn't work with them,Charles Beichman
The night sky would be quite spectacular.
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