Pluto

PULLMAN, Wash. – It’s a big week for Pluto as NASA’s New Horizons spacecraft gets a close-up look at the distant, icy world. But first, the answer to your question: Pluto is not a planet.

By Linda Weiford, WSU News PULLMAN, WASH. – When the audience packs into Washington State University’s planetarium Sunday for a presentation on Pluto, amateur astronomer Jessica Jones will do more than narrate the wonders of this icy little ex-planet. She’ll also referee.