Sweet cloud, dude
Posted by David on Monday, December 1, 2003 at 2:16 PM.
Don't miss the big version of this beautiful lenticular cloud (photographed near Mauna Kea) at the Astronomy Picture Of the Day site:

As a side note, mad props to Robert Nemiroff and Jerry Bonnell, the authors of APOD, one of whom is probably responsible for making sure that there's an 'okina (glottal stop) in their correct spelling of Hawai'i on this page.