Hubble solves a mystery about the Milky Way's early years

Filed by Elara Myst

Hubble Solves Merger Mystery From Milky Way’s Early Years.It is a scientific consensus that our galaxy, the Milky Way, grew to its current size by merging with smaller galaxies. Some of those mergers are still taking place, including the "nearest" galaxy to our own: the Canis Major Dwarf Galaxy. Unfortunately, the history of those mergers was not well understood for a long time. But new data from NASA's Hubble Space Telescope show definitive evidence that a dwarf galaxy merged with the ...