Assertion: supernova's light | /r/CapableOf | reach planet earth
Facets:
value: thousands of years ago
type: TEMPORAL
Source sentences:
text: Seen in this false-color composite image, the supernova remnant is still glowing across the spectrum, from radio (blue) to optical (red) to x-ray (green) energies -- even though light from the stellar explosion that created the expanding cosmic cloud first reached planet Earth thousands of years ago.