Video: The speed of reality

"When the star in front of me disappeared, I could look through the atmosphere, and see millions of others in great distances. And I could look into the past. A lot of different pasts. ... Some of them traveled for years, some thousands and some billions, before ending up on the surface of my eye. … Continue reading Video: The speed of reality

Video: The sizes of stars, moons, planets, black holes & galaxies in 3D

Planets in our Universe can get extremely large, but stars get even bigger. In this video we explore the sizes of moons, planets, stars, and even beyond, including black holes and even galaxies. Basically a comparison of the entire Universe. All measurements represent diameter. - Harry Evett