NASA NTRS · 19730023155
Low-intensity optical emissions from the interstellar medium
Abstract
Spectrometric scans of faint optical emissions from interstellar gas are reported. Systematic variations along the galactic plane in both the intensity and radial velocity of the galactic H alpha suggest that the diffuse emission is strongly associated with three nearby galactic spiral arms.
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Reynolds, R. J.. 1973-01-01. Low-intensity optical emissions from the interstellar medium. https://ntrs.nasa.gov/citations/19730023155
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