Astronotes Armagh Planetarium's Stellar Blog! ... Apple have recently made it possible for you to БЂњgiftБЂќ one of their applications to someone as a present, and how amazing would it be for you astronomy loving friend to be able to use their ipod or ipad as a personal star chart to identify everything you see in the sky at any given time? ... If you love the idea of this for yourself, but are feeling the pinch with Christmas coming, there are also theб  free apps Pocket Sky and Space Brains . ...