HST Treasury Program on the ONC

The Hubble Space Telescope (HST) Treasury Program on the Orion Nebula Cluster (ONC) has used 104 orbits of HST time to image the Great Orion Nebula region with the Advanced...哈勃空间望远镜（Hubble Space Telescope, HST）面向猎户座星云星团（Orion Nebula Cluster, ONC）的宝库观测项目，已使用104个哈勃观测轨道的观测时长，借助先进的……对猎户座大星云区域开展成像观测。