Summary of What's The Brightest Thing In the Universe?

00:00:00 - 00:10:00

This video discusses the brightness of different objects in the universe, from stars to black holes. Quasars are incredibly bright objects located in the centers of galaxies, and they can be seen from Earth in the future. The presence of quasars makes the sky appear darker and emptier than with artificial light.

• 00:00:00 In this video, Michael discusses the brightest objects in the universe, from stars to black holes. According to absolute magnitude, black holes are the brightest objects in the universe.
• 00:05:00 Quasars are incredibly bright objects that are located in the centers of galaxies. They are the result of black holes consuming large amounts of stars, and their brightness is proportional to the amount of energy that they consume. Quasars can be seen from Earth in the near future, as the Andromeda Galaxy is heading towards our galaxy.
• 00:10:00 In this funny video, artist Thierry Cohen mockup what big cities would look like if all their lights were turned off and the sky could be seen fully. New York, Hong Kong, Shanghai, Tokyo, and Los Angeles are all shown to be beautiful and rare, with the sky at night being darker and emptier than with artificial light. The brightest places have the darkest skies due to the presence of quasars, which are caused by the darkest things in the universe - black holes.