You might not be surprised to know that stars are made of the same stuff as the rest of the Universe: 73% hydrogen, 25% helium, and the last 2% is all the other elements. That’s it.

What are stars 98% made up of?

If you look at the periodic table, there are only 11 elements that are gaseous. Of those 11, two of them make up the majority of the star: hydrogen and helium. … These two elements comprise around 98% of all the elements in the universe, with hydrogen at 75% and helium at 23%.

Can we create a star?

On a basic level, it’s quite simple to build a star. Simply gather a star’s worth of gas and dust, let it collapse together under its own weight, and given enough time a star will form. This is how stars form naturally.