Hubble Telescope

July 6, 2015
July 6, 2015

The Milky Way may be 50% bigger than previously thought (video)

A ring-like filament of stars wrapping around the Milky Way may actually belong to the galaxy itself, rippling above and below the relatively flat galactic plane. If so, that would expand the size of the known galaxy by 50% and raise intriguing questions about what caused the waves of stars.