One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
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
The heart of an astronaut actually gets smaller when in outer space.
216
Buzz Aldrin’s mother’s maiden name was Moon.
9
The earth is .02 degrees hotter during a full moon.
157
Mars had an oxygen-rich atmosphere around 4 billion years ago
13