An object thought to be a meteorite will come crashing down to earth leaving a large crater, usually in the middle of nowhere, but farms are a popular target as well. The event will be noticed by someone (even in the middle of nowhere) who will be the first on scene to investigate (bonus points if it's a farmer with a shotgun).
What they find at the site will, 8 cases out of 10, be alien, and can [...] [tvtropes.org]