mass, n.Trivia

The universe is ninety-five percent dark matter or dark energy which can't be detected

The sun is enormous --- it contains 99.86% of all of the mass of the entire Solar System

The sun is 99% of our solar system's mass

Electrons have 1840 times less mass than that of a proton and neutron

A black hole's mass and energy is not in the singularity at its center but in the very curving of space and time created when the star that made it exploded