Galactic classical Cepheids catalog

The Milky Way's neutral hydrogen (HI) disk is warped and flared. However, a dearth of accurate HI-based distances has thus far prevented the development of an accurate Galactic...银河系中性氢（HI）盘兼具翘曲与外扩特征。然而，迄今为止，基于HI的精确距离数据较为匮乏，这阻碍了高精度银河系……的发展。