Like us, stars live and breathe. The turbulent motions of matter inside a star generate waves that make its surface throb like a beating heart. https://t.co/sVWezR5udp
Imagine if it were always night-time in the Western Hemisphere and always daytime in the Eastern Hemisphere, and the only way for Londoners to see the Sun was to fly to somewhere like Tokyo https://t.co/TTk0BVvkNV