The LAMOST DR10 (v1.0 version) dataset was officially released to domestic astronomers and international partners on March 31, 2023. This dataset contains more than 22.29 million spectra, which is 2.9 times the sum of the spectra released by all other survey projects in the world. LAMOST has become the first survey project with released spectra exceeding 20 million.
Click here for original story, LAMOST releases its DR10 data, containing more than 20 million spectra
Source: Phys.org