Universe

The Universe is the sum of all exisiting matter, space and time. It was created several billion years ago by the big bang. The Universe is home to hundreds of millions of galaxies, including the Local Group, a relatively small group of galaxies containing the Milky Way.

Types objects in the universe

 * Galaxy
 * Nebula
 * Black hole
 * Star system
 * Star
 * Planet
 * Moon
 * Asteroid