DescriptionCometParts.jpg This is an artist's concept of a comet dust trail and dust tail. The trail can only be seen in the light of radiated heat. The
the comet was very close to its normal, non-bursting state, so almost nothing is visible. Image Credit: NASA/JPL-Caltech/UMD Image Note: Outburst.jpg English
called HD 69830 (upper line) has a very similar composition to that of Comet Hale-Bopp. Spitzer spotted large amounts of this dust in the inner portion
DescriptionCometParts.svg This is an artist's concept of a comet dust trail and dust tail. The trail can only be seen in the light of radiated heat. The
English Halley's Comet, Ultra Violet Hydrogen emission (reddish circular band). applies to jurisdiction: United States of America determination method: