Our Milky Way galaxy is going to collide with the Andromeda Galaxy. There’s no need to panic — it won’t happen for several billion years — but astronomers do want to know what things will look like once the galaxies merge. Luckily, astronomers just found a bunch of merging galaxies that will better help them predict what will happen when the big collision finally comes to our neighborhood.

— Read on curiosity.com/topics/our-galaxy-is-headed-for-a-collision-and-new-research-shows-what-it-will-look-like-curiosity