When the Sun Becomes a Red Giant and Swallows Earth #shorts

In about five billion years, our Sun will begin to die. The hydrogen in its core will run out. The patient core will contract and the outer layers will swell. The Sun will become a red giant, expanding outward past the orbits of Mercury and Venus, and possibly past Earth itself. Its surface will cool to soft red. Its luminosity will grow a thousand times. In another patient hundred million years, the outer envelope will drift away as a beautiful planetary nebula.

Full 2-hour quiet sleep journey through the entire life of a star: https://youtu.be/t8LZrjoQjWw

#sleep #stars #redgiant #sun #astronomy #sleepscience #shorts

Видео When the Sun Becomes a Red Giant and Swallows Earth #shorts канала Circadian Institute