NAM logo, by David Le Conte


Comet Hale-Bopp and the DIBs

Derek McNally (UCL)

The early discovery of Comet Hale-Bopp allowed selection of an early-type star which could be observed in appulse. The presence of the cometary coma did not show any enhancement of the diffuse interstellar lines, suggesting that those lines may be entirely an interstellar phenomenon.


Maintained by Ian Howarth