mel wrote:Does anyone know of anything that travels at approximately 37.5 miles per second?
The comet Shoemaker-Levy 9 when it impacted Jupiter.
Convert 37.5 m/s to m/hr, and you'll get 135,000 m/hr. Now do a google search for "135,000 mph". It will bring up this article -
http://www2.jpl.nasa.gov/sl9/uni.html