A Perseid meteor streaks across the sky early on August 13, 2007 in the ghost town of Rhyolite, Nevada.
Credit Ethan Miller / Getty Images
Time to stretch out the lawn chairs, lie back and enjoy the once-a-year celestial show known as the Perseid meteor shower.
The Perseids, the dusty debris of Comet Swift-Tuttle, whisk through our upper atmosphere every August. They aren't the only meteor shower on the calendar, but "the Perseids are the good ones," says meteorite expert Bill Cooke of NASA's Marshall Space Flight Center in Huntsville, Ala.