A group of MIT students have launched a low-budget satellite to near space, taking images of the curvature of Earth and the blackness of space. Their approach was to use low tech, off the shelf equipment, which included a Styrofoam beer cooler, a camera from eBay, open source software and an inexpensive helium balloon [...] More... (http://www.universetoday.com/2009/09...less-than-150/)