Astronomers using the European Space Agency’s Gaia space telescope have discovered that our galaxy was involved in a cosmic merger 10 billion years ago.
Source: Milky Way was part of cosmic collision 10 billion years ago | CBC News
Astronomers using the European Space Agency’s Gaia space telescope have discovered that our galaxy was involved in a cosmic merger 10 billion years ago.
Source: Milky Way was part of cosmic collision 10 billion years ago | CBC News