Journey to a Star That'll Explode Any Day Now

When was the last time you went stargazing? There're millions of stars in our galaxy and each of them is unique. I'd like to take you on a journey to one of them: this star is bright, easy to spot, shines with a somber hue and has a cool name... Betelgeuse. It's the nearest red supergiant star to our planet. Astronomers say one day it'll explode as a supernova, but when? And what if Betelgeuse replaced the Sun? Learn more about your ad choices. Visit megaphone.fm/adchoices