 BBC News | Hubble captures the shattering of a comet CNN International - NASA and the European Space agency have released new images from the Hubble Space Telescope showing the dramatic breakup of comet Schwassmann-Wachmann 3. The comet's nucleus has shattered into more than 33 pieces, and is likely to continue to ... NASA says comet fragments won't hit Earth Comet break-up pictured by Hubble |