def get_star_info(star):
    """
    Return a comma-delimited string of info about the star.

    Parameters
    ----------
    star : `varconlib.star.Star`
        The star to describe.

    Returns
    -------
    str
        A comma-delimited string to write out as CSV.

    """

    return [star.name, str(star.temperature.value),
            str(star.metallicity), str(star.logg),
            str(star.absoluteMagnitude), str(star.apparentMagnitude),
            str(star.color), str(star.numObsPre), str(star.numObsPost)]