Our Galaxy: The Milky Way

milky ways  In the simplest telling, it held that our Milky Way galaxy came together nearly 14 billion years ago when enormous clouds of gas and dust Gaia: Milky Way's last major collision was surprisingly recent Our galaxy has collided with many others in its lifetime ESA's Gaia space

We find that the bar of the Milky Way outside the BP bulge is more metal rich than the inner disc We find this both kinematically and The Milky Way is a barred spiral galaxy around billion years old with large pivoting arms stretching out across the cosmos

Gaia: Milky Way's last major collision was surprisingly recent Our galaxy has collided with many others in its lifetime ESA's Gaia space MIT physicists discovered stars near the edge of the Milky Way travel more slowly than those closer to its center — a surprise suggesting