NASA's new ebooks are full of interactive image galleries like this one about solar system formation. in NASA’s line of e-books: Hubble Space Telescope: Discoveries and Webb Space Telescope: Science Guide. Both are available for free and can be purchased either as interactive e-books for the iPad or as static PDFs for e-readers, tablets, and computers. The interactive versions include movies, simulations, clickable image galleries, and manipulable 3-D models.
Trails in the Morning Sky (July 28 2012) Image Credit & Copyright: Stefan Seip (TWAN) Brilliant Venus and bright Jupiter still rise together before dawn. The peaceful waters by a small lakeside house near Stuttgart, Germany reflect their graceful arcing trails in this composited series of exposures, recorded on the morning of July 26. A reflection of planet Earth's rotation on its axis, the concentric trails of these celestial beacons along with trails of stars are punctuated at their ends (..)