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 a cosmic journey to see the size of our Milky Way galaxy: https://t.co/KlbSxwURce https://t.co/vpj2V1mWq9 — PolitiTweet.org