Based on astrometric data from Gaia DR2, we employ an unsupervised machine learning method to blindly search for open star clusters in the Milky Way within Galactic latitude range of |b| < 20 degrees. In addition 2,080 known clusters, 74 new cluster candidates are found. this work, present positions, apparent radii, parallaxes, proper motions and member stars these (https://cdsarc.u-strasbg.fr/...