The luminous matter in the universe accounts for what percent of the total mass of theuniverse?
A)less than 4%
B)about 23%
C)about 27%
D)about 73%
E)100%

Question

Quizplus · Accepted Answer

Luminous matter, meaning matter that can emit light and be detected by telescopes, such as stars and galaxies, accounts for less than 4% of the total mass of the universe. The majority of the universe's mass is dark matter (about 23%) and dark energy (about 73%). Luminous matter, such as stars and galaxies, only accounts for less than 4% of the total mass of the universe. The majority of the universe is made up of dark matter and dark energy.

The Luminous Matter in the Universe Accounts for What Percent