Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
m=3.526e21,r=1/2*1577.8e3,ω=0,V=3.643e3+6.8e3,m*r
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
