Sound doesn't travel in space.
255
The earth rotates more slowly on its axis in March than in September.
145
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
Lightning strikes about 6,000 times per minute on this planet!
158
The earth travels through space at 660,000 miles per hour.
189
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
Jupiter is bigger than all the other planets combined.
254