| % of Universe | Description | Component | % Correct |
|---|---|---|---|
| 3.4 | Element found in intergalactic gas and interstellar clouds | Hydrogen | 91%
|
| 1.1 | Element found in intergalactic gas and interstellar clouds | Helium | 85%
|
| 26.8 | Does not emit or interact with electromagnetic radiation | Dark Matter | 79%
|
| .5 | Luminous spheres of plasma held together by their own gravity | Stars | 64%
|
| 68.3 | Responsible for the accelaration of the expansion of the universe | Dark Energy | 60%
|
| .03 | Have more than two protons, make up most of the Earth | Heavy Elements | 47%
|
| .3 | Particles that only interact via the weak force and gravity | Neutrinos | 32%
|