The dwarf galaxy Gaia-Enceladus collided with the Milky Way probably approximately 11.5 billion years ago.
Click here for original story, Merger of Milky Way with Dwarf Galaxy Dated
Source: Astronomy
The dwarf galaxy Gaia-Enceladus collided with the Milky Way probably approximately 11.5 billion years ago.
Click here for original story, Merger of Milky Way with Dwarf Galaxy Dated
Source: Astronomy