Ken M. Harrison Quotes & Sayings
Enjoy the top 1 famous quotes, sayings and quotations by Ken M. Harrison.
Famous Quotes By Ken M. Harrison
prominent lines in the star's spectrum these will show up. Likewise, if there is a planetary nebula or a bright emission nebula in the field these will only show as small points (due to the fine emission lines of the gases involved) rather than a spread out spectrum. This makes the grating a handy tool for finding faint planetary nebula. (See Chap. 7 for more detail.) — Ken M. Harrison