Welcome to the forum here. You can learn a lot on investing by just hanging out and reading. Educating yourself is one of the best investments you can make in your future. Have fun, and offer some contributions when you can.
Being military retiree puts you in a good position. Pension and medical coverage are great benefits. Add in your small current pension expectations and then you can determine the additional amount needed from your savings. Don't forget SS kicking in later, which can offset some of the withdrawals from savings.
The advice we're giving you is invaluable, that's why it's free
Experience is a good teacher, but the tuition can get expensive real fast
Semi-Retired 7/1/16: working part-time ( 60%) for now [4/24/17 changed to 80%]
Retired Aug 2, 2017; age 53