M84 Black Hole Signature12 May 1997
Hubble spectroscopy maps rapidly moving gas in galaxy M84 and records a clear dynamical signature of a supermassive black hole.
Historical person
Gary Bower Biography
Historical biography and chronological timeline for Gary Bower, based on 1 World History Database records associated with United States of America.
1 records1997–19971 events0 places
Chronological biography
1997
Record provenance
This biography is assembled from World History Database records filtered by country and personal-name fields. Exact duplicate display records are removed. The database is an index rather than a complete narrative biography; formal research should verify entries against relevant primary or specialist sources.