I grew up reading science fiction books and loved the cover illustrations with vistas of alien worlds. I particularly remember the great paintings of Chesley Bonestell, an architect who later in life became a premier illustrator of space scenes. He also worked on some classic sci-fi movies like Destination Moon.
This brings me to Alien Sky, a new US$0.99 iPhone app that will easily transform your images into something that can recreate that eerie outer space look on your own photos.
The app features illustrations of galaxies, moons and planets. It also includes gradient filters and lens