The Milky Way Will Crash into the Andromeda Galaxy in 4.5 Billion Years and Scientists Think They Finally Know Why
A view of the potential merger between the Milky Way and Andromeda as it may appear in Earth’s…
Our Entire Galaxy Appears to Be Embedded in a Colossal Sheet of Dark Matter
The Milky Way — and in fact our entire galactic neighborhood known as the Local Group — appear…