- Our solar system takes 225 million years to travel around the Milky Way Galaxy. The last time Earth was in this position, dinosaurs were just starting to roam the Earth.
- The sun could have exploded right now, but we wouldn't know for another 8.5 minutes.
- We don't have any real photos of the Milky Way Galaxy. Most non illustrated photos of our galaxy are actually of another spiral galaxy called Messier 74.
- Every night you travel 858,240kms around the sun and 6,256,000kms around the center of the Milky Way.
- If the age of the Earth was compared to the age of the universe, the Great Pyramids of Egypt would have been built 10.5 seconds ago.
- If aliens on a planet 65 million light years away looked at Earth in detail, they would still see dinosaurs.
- There are more stars in the universe than grains of sand on Earth, but there are more atoms in one grain of sand than there are stars in the universe.
- When two black holes are about to collide, objects around them can travel backwards in time.
- According to mathematics, white holes are possible. They're the opposite of black holes - they can't be entered from the outside, but light and matter can escape from within. We haven't found any yet.
- Ordinary matter that we can see only makes up 5% of the universe. The rest is dark energy and dark matter, which we know very little about.
- There are two possibilities: either we are alone in the universe, or we are not. Both are equally terrifying.
Various sources from Pinterest images.