PRI's The World Published by PRI's The World A scientist and her team wish their Rosetta comet probe a bittersweet farewell Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/668508/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend “It’s a celebration. It’s a wake," said space scientist Monica Grady. "We said goodbye to a dear friend."