Wang, QD2024-04-262024-04-262002-01https://hdl.handle.net/20.500.14394/2714<p>This is the pre-published version harvested from ArXiv.</p>I highlight results from Chandr observations of nearby galaxies, including the Milky Way. These observations have offered insights into old mysteries and indications of new high energy astrophysical phenomena and processes that are yet to be understood.Astrophysics and Astronomyarticle