It seems that there is no end to the creative uses for the iconic plastic building bricks that are fond memories for most of us in Generation X, and more painful memories for our Baby Boomer parents who ended up stepping barefoot on many of them because we scattered them liberally around the house.

Now both generations can rejoice; Peter Reid and Tim Goddard have collaborated on a book in which they use LEGOs to recreate some of the most notable events in the history of space exploration.

It's too late now, but on Friday, the NASA team controlling the Cassini space probe asked folks to go outside and smile and wave so Cassini could take their picture...from Saturn.

Here's how it turned out.

http://www.nbcnews.com/science/did-you-smile-camera-earth-glitters-new-view-saturn-6C10700482

Finding a flint arrowhead in your back yard is exciting enough. Finding an arrowhead on Mars, though...