✨ Where the Elements in Your Body Came From

NASA’s Astronomy Picture of the Day — September 14, 2026 shows where the elements around us came from.
Hydrogen came from the Big Bang, carbon and oxygen were forged inside stars, much of our iron came from supernovae, and gold likely formed in neutron-star collisions.
The color-coded periodic table shows the likely cosmic origins of the elements, though some remain uncertain.