Assertion: stardust | /r/CapableOf | visit the comet
Facets:
value: by the time
type: TEMPORAL
Source sentences:
text: By the time Stardust visited the comet, Wild 2 had made only five close encounters with the sun, which meant that the comet was in roughly the same condition as when it was formed with the solar system, some 4.5 billion years ago.
text: Stardust revisited the comet to look for signs of modification of the crater and extend the mapping of Tempel 1.