June, read up on this article for photography with a dobsonian reflector.
http://www.iceinspace.com.au/63-201-0-0-1-0.html
Simple start - point it at the Moon, focus and poke your camera phone or digital camera into the eyepiece and snap some shots. This is called "afocal". If that works, try Jupiter when its moons are nicely lined up either side.