The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
It would take more than 150 years to drive a car to the sun.
569
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The earth travels through space at 660,000 miles per hour.
189
Summer on Uranus lasts for 21 years.
358
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118