Labels:bulletin board | encyclical | fence | pier | pole | poster | reckoner | sea | sky | skyscraper | water OCR: remnants So it is proba generated by extremely illion with ternperatures abov degrees Kelvin. The erm structure suggests that nter of flowing outward from toff the galaxy heated and sions by the many supermova ing in believed to have been gas the galactic nucleus or the does not however a.ccc uld H alpha erm ission. whic oler originate only from gas The presence of inter enission explains the M82 observations of the ceni ears Strong infrared ernissio be. the same location 8.S E rermnants extremel illior tures abor supermov ermissior emissic