Here are some facts about the universe:
The Big Bang
The universe began as a hot, dense point in a titanic explosion called the Big Bang, which occurred 13.82 billion years ago.
The universe is expanding
The universe is expanding, and space itself is stretching, carrying matter with it. The expansion is accelerating, and the force driving this is called dark energy.
The universe is made up of
The universe is made up of 4.6% atoms, 23% dark matter, and 72% dark energy.
The universe is invisible
95% of the universe is invisible.
The moon likely came from Earth
Scientists believe that the moon was formed when an object struck Earth 4.5 billion years ago, taking a chunk out of it.
There are more stars than grains of sand
There are more stars in the universe than grains of sand on all the beaches on Earth.
Black holes
Black holes are created when big stars explode.
Some unique celestial objects
Some unique celestial objects in the universe include Omega Centauri, the Necklace Nebula, Tabby's Star, and the “IGR J17091-3624” Black Hole.