A 'mutual event' involving Enceladus, Mimas and Rhea, via the Planetary Society blog, where Emily Lakdawalla has posted a set of amazing animations based on multiple images taken by Cassini. Check 'em out!
I worked as a research biologist in various universities, including Oxford and UCLA, and for
six years was a lecturer in botany at St Andrews University before becoming a full-time
My latest novel is Evening's Empires.
Some of my fiction and nonfiction is archived on my web site