The earth travels through space at 660,000 miles per hour.
189
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
It takes eight and a half minutes for light to get from the sun to earth.
159
The population of the Earth has more than doubled since 1950.
151
The Earth gets 100 tons heavier every day due to falling space dust.
673
The sun is 330,330 times larger than the earth!
190
