We turn our gaze to all things astronomical, from the discovery of water on the moon and the Leonid meteor shower that will light up the skies this week, to the discovery of a bloated planet that rotates backwards. We also discuss the science -- or lack thereof -- in the new movie "2012" which imagines Earth's end.
This article is more than 9 years old.
Andrew Fraknoi, chair of the Astronomy Program at Foothill College
Ken Croswell, astronomer and author of "The Lives of Stars"
Greg Delory, senior fellow at the UC Berkeley Space Sciences Laboratory and Center for Integrative Planetary Sciences