hydrogen articles

Why is hydrogen so important to the universe?

The initial appearance of hydrogen, the simplest of all elements, sets the stage for everything that has ever been obser...

What is the importance of hydrogen to a star?

The element that begins all things, hydrogen, is the singular, most defining feature of a star. From the vast clouds of ...

Why do all stars contain hydrogen?

The vast majority of the material making up every star in existence is, simply put, the leftover building blocks from th...

What element is being fused in the core of a star?

The question of what element is undergoing fusion at the heart of a star is not static; it depends entirely on the star’...