Assertion: gamma ray's source | /r/CapableOf | produce afterglow
Facets:
value: in less-energetic wavelengths
type: TRANSITIVE-OBJECT
Source sentences:
text: This network has provided data showing that gamma-ray bursts are located in galaxies billions of light-years away and that, after the initial gamma-ray flare, the source of the burst produces an afterglow in less-energetic wavelengths.