Universe  ID: 10133

The Helium Atom

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).


Dana Berry (Skyworks Digital): Lead Animator
Michael McClare (HTSI): Writer
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Astrophysics Animations

Goddard TV Tape:

DLESE >> Atmospheric science
DLESE >> Chemistry
GCMD >> Earth Science >> Atmosphere >> Atmospheric Chemistry
SVS >> Astrophysics
SVS >> Early Universe
SVS >> Cosmology
SVS >> Big Bang
SVS >> Universe
SVS >> Atom
NASA Science >> Universe

GCMD keywords can be found on the Internet with the following citation: Olsen, L.M., G. Major, K. Shein, J. Scialdone, S. Ritz, T. Stevens, M. Morahan, A. Aleman, R. Vogel, S. Leicester, H. Weir, M. Meaux, S. Grebas, C.Solomon, M. Holland, T. Northcutt, R. A. Restrepo, R. Bilodeau, 2013. NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version