Over 99% of the mass in our entire solar system exists just in the sun. It’s over a hundred times wider than Earth but more than 330,000 times as massive. And all that mass is hydrogen or helium. The entire thing has been burning for 4.6 billion years and it still has a good 5 billion years to go before all the fuel is burned off. All things being equal, it’s an amazing thing. There’s still a lot we don’t know about our star, but the things that we do now, especially about solar storms, are pretty terrifying.
This is an encore of one of our previous lists, as presented by our YouTube host Simon Whistler. Read the full list!