Summary: Astronomy and cosmology challenge our perceptions of space and time, make us ponder our place in the universe, and give us wonders from the infinitesimal to the nearly-infinite. Then there's Walkabout the Galaxy, where we attack the question of which is a bigger relative bite: when the Sun in its red giant phase swallows the Earth, or when Jim Cooney in his fishing phase swallows a gnat. For that and the other truly important questions, you can count on the Astroquarks.
