Labels:daily | fence | pier | pole | reckoner | rock | sea | sky | water OCR: ectral that astrononers detecte t lines hydrogen ga.s in TTOE Not typical of Type IIsu 19878 reached only one omers anticipated brightness believe this is hecause progenitor star was a der much blue supergiant rather larger cooler red superg tunes In the next decades 81 a.s material blows a.way star and expands into th surrounding space, Supe mova 1987a will evolve into a remnant 1n time E he astronomers detect hvdrocen 1987 iormers anticipa briehtness sunerciant supery turies movs
(.png)
(Voyager)[Mac-PC].iso/mac/MOVIES/OSNR.DIR/00150_Bitmap_SN1987a visible/00150_Bitmap_SN1987a visible.png)