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'm the author of more than twenty books, including novels, short story collections and a film monograph. My latest novel is Into Everywhere.
Some of my fiction and nonfiction is archived on my web site.
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