Weekend Meteor Shower

Sky diagram showing origin of meteors.Earth is about to pass through a stream of debris from Halley’s comet, source of the annual Orionid meteor shower.  Forecasters expect more than 15 meteors per hour to fly across the sky on Saturday morning, Oct. 22, when the shower peaks.

For more information visit http://science.nasa.gov/science-news/science-at-nasa/2011/20oct_orionids/