Webb image archive
First Stars: Composition
The first generation of stars, also known as Population III stars, were made almost entirely of hydrogen and helium. Later generations of stars, including the Sun, contain heavier...
- Date
- Dec 13, 2023
- Observatory
- James Webb Space Telescope
- Credit
- NASA / ESA / CSA / STScI
- Archive ID
- 4353
The first generation of stars, also known as Population III stars, were made almost entirely of hydrogen and helium. Later generations of stars, including the Sun, contain heavier elements like oxygen, carbon, and iron, which formed in the cores of earlier stars.