Science news articles about 'optical afterglow'

... . Some have speculated that most were so far away, and thus at such high redshift, that their optical afterglow shifted out of the wavelength region that optical telescopes can detect. Redshift ...

... within 15 minutes using the Low Resolution Imaging Spectrograph (LRIS). The resulting spectrum of the optical afterglow yielded information about the dust, gas, and metals in the interstellar medium ...