The National Science Foundation along with Astronomy and Discover magazines are offering a $2500 prize for the best photo of Comet ISON. The contest continues through . Amateurs and pros arewelcome to submit up to 3 pictures, but there are some requirements. You must include a visual of Comet ISON as well as information about when and where the image was taken. You can submit your photos in one of three categories: Cameras & Tripods; Piggyback Cameras; and Through the Scope. Each category has a $2,500 first place and $1,000 second place prize with a $1,500 people’s choice prize in addition.