A handy tool designed to help beginner Astronomers.
The software Astronomy CCD Calculator uses NASA/SkyView survey resource which provides CCD images of the night sky.It helps you plan an observation by letting you play with different instruments resulting various "Fields Of View" so you can see what your camera will capture and choose the best target for the session.
Virtual telescope written in Java for mobile phones. Uses CLDC1.1 and MIDP2.0. Tested on mobile phone with 2MB RAM and 60MB storage. The largest catalog uses TYCHO2(2.5M stars) and NGC+ IC(13k DSO) .Sky plotted in dark red. Has desktop version also.