We can not compare anything on earth to the biggest things known in space. The Alfa Lymann bubble is a bubble like structure containing countless galaxies – perhaps the largest object in the universe.
Regions of gas that emit radio called “radio lobes” could be even higher. Then there are the super clusters of galaxies that are hundreds of galaxies merged due to cosmic collisions.
Find out which is the largest planet, star, star cluster, constellation, black hole, volcano, galaxy, explosions, moon, storm, impact crater and the “empty” space.
31 years ago, NASA experienced one of the greatest disasters in the history of the space program. The space shuttle Challenger broke apart just 73 seconds into the flight.The disas...