The Helium Atom

  • Released Tuesday, July 3, 2007
  • Updated Tuesday, December 1, 2015 at 9:06AM
  • ID: 10133

This animation zooms into a standard helium atom, showing its protons (green), its neutrons (white), and its electrons (blue).

Helium nuclei were created in the Big Bang and contain two protons and two neutrons each. Helium is the second most abundant element, comprising roughly one quarter of the mass of the Universe. This animation zooms into a standard helium atom, showing its protons (green), neutrons (white), and electrons (blue).

Credits

Please give credit for this item to:
NASA

Series

This visualization can be found in the following series:

You may also like...

Loading recommendations...