John Glenn's 93rd birthday is today. in These titles mean nothing.

He is the only one of the original astronauts who is still living. He's been married to Annie since 1943.

Sunday will be the 45th anniversary of the first landing on the moon. I was curious to see how many people have stood on the moon. I found a good article - nice pictures, a video or two, here:

http://mentalfloss.com/article/12379/12-men-who-walked-moon

Of the twelve, eight are still living. All are in their seventies or eighties.