| Mean Distance of Earth from Sun, Millions of Miles | Sidereal Period, Days | Orbit, Velocity, Miles per Second | Mean Diameter, Miles | |
|---|---|---|---|---|
| Sun | ... | .... | ..... | 866,400 |
| Mercury | 36.0 | 87.969 | 23 to 35 | 3,030 |
| Venus | 67.2 | 224.701 | 21.9 | 7,700 |
| Earth | 92.8 | 365.256 | 18.5 | 7,918 |
| Mars | 141.5 | 686.95 | 15.0 | 4,230 |
| Jupiter | 483.3 | 4332.58 | 8.1 | 86,500 |
| Saturn | 886.0 | 10759.22 | 6.0 | 71,000 |
| Uranus | 1781.9 | 30686.82 | 4.2 | 31,900 |
| Neptune | 2791.6 | 60181.11 | 3.4 | 34,800 |
Some Things Worth Knowing
The people of the earth speak 2,754 languages or dialects.
There are 640 acres in a square mile.
The ordinary flour barrel contains 196 pounds of flour.
What is known as a hand measure is 4 inches.
The sun is over 92,500,000 miles from the earth, and the nearest fixed star is 16,000,000,000 miles from the earth.
The stock yards in Chicago, which are the largest in the world, have 20 miles of streets, and the same number of miles of water troughs, with 50 miles of feeding troughs, and 75 miles of drainage. The yards will accommodate over 20,000 cattle, 20,000 sheep, and 120,000 hogs at one time. They cost over $10,000,000.
The average person inhales 2,600 gallons of air per day.
Songs of the Civil War