Wikipedia contributors. (2024, January 14). John Walter Gregory. In Wikipedia, The Free Encyclopedia. Retrieved January 14, 2024, from https://en.wikipedia.org/w/index.php?title=John_Walter_Gregory&oldid=1195499176
The Milky Way has several satellite galaxies and is part of the Local Group of galaxies, which form part of the Virgo Supercluster, which is itself a component of the Laniakea Supercluster.
John Walter Gregory (Wikipedia) John Walter Gregory, FRS, FRSE, FGS (27 January 1864 – 2 June 1932) was a British geologist and explorer, known principally for his work on glacial geology and on the geography and geology of Australia and East Africa.