Astronauts get taller when they are in space.
224
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277