Oldest Milky Way stars

In this work, we exploit the most robust, old, and cosmology-independent age estimates of individual stars from Gaia DR3 to place a lower bound on the age of the Universe, t_U....本研究中，我们利用盖亚第三批数据发布（Gaia Data Release 3，Gaia DR3）中针对单颗恒星的最稳健、最古老且与宇宙学无关的年龄估算值，为宇宙年龄$t_U$设定了下限。