NASA @NASA
When we talk about the enormity of the cosmos💫, it’s easy to toss out big numbers, but far more difficult to wrap our minds around how large, far & numerous celestial bodies really are. Join us for a cosmic journey to see the size of our Milky Way galaxy: https://t.co/SIZE0o1VYV https://t.co/LIxTlDu6kT — PolitiTweet.org