Our Place in the Cosmos

The article discusses the discovery of the supercluster Laniakea in which the Milky Way galaxy is located. Topics covered include the potential role of Laniakea in providing insights into the past and future of the universe, the possibility that Laniakea would help demystify dark energy, and the expansion of the universe at an accelerating rate. The peculiar velocity of 600 kilometers per second by the Local Supercluster, and the role of the Great Attractor complex in it are also discussed.