- There is no atmosphere in space, which means that sound has no medium or way to travel to be heard.
- The footprints on the moon will stay there for the next 100 million years because the moon has no atmosphere, it has no wind to erode the surface and no water to wash away the footprints.
- Pluto is smaller than the United States. If you walked around the Equator to Pluto it would be the same distance as walking from London to Denver.
- Jupiter’s Red Spot is shrinking. However, according to the reports now only one earth can get in it.
- The first ever black hole photographed is 3 million times the size of the earth.
- The universe has no center and is expanding every second. It is impossible to reach the edge.
- It two pieces of the same type of metal touch in space, they will bond and be permanently stuck together.
- If a star passes too close to a black hole, it can be torn apart.
- The “Whirlpool Galaxy” was the first celestial object identified as being spiral.
- Mercury and Venus are the only two planets with no natural satellites.