If you take hundreds of photos of every single spacecraft launch you can get to, you will eventually get lucky shots like this one. It was taken by Ben Cooper at today's launch of the U.S. Navy satellite MUOS-2 and features a very surprised turkey vulture in a striking pose in front of the American flag.
A classified U.S. military satellite recently launched into an orbital inclination of 123 degrees. What makes this trajectory so unique? Pondering the answer affords the opportunity to learn some deceptively tricky concepts about the nature of all spacecraft orbits.