Three-inch spherical NASA Insignia with small printable stand.

NASA Insignia is for Non-Commercial/ Educational Use Only. Any other use without prior written approval per Code of Federal Regulations 14 CFR ? 1221.1 is strictly prohibited. (See http://www.ecfr.gov/cgi-bin/text-idx?rgn=div5&node=14:5.0.1.1.19 ).