Using sophisticated computer modeling programs, astrophysicists have shed light on the long-standing mystery of the binding force behind a cluster of unruly and rapidly swirling stars located in the famous Orion Nebula Cluster, also known as Messier 42 (M42). A new study, published in the Astrophysical Journal (arXiv.org version), suggests that fast-moving stars in M42 are potentially held together through the powerful gravitational pull of a black...
