Assertion: solar system | /r/HasProperty | comet
Facets:
value: prior to spacecraft exploration
type: TEMPORAL
value: in the old days
type: TEMPORAL
Source sentences:
text: In the old days, prior to spacecraft exploration and high-resolution cameras on both space-based observatories (such as Hubble Space Telescope) and ground-based telescopes, the solar system was considered to be the Sun, planets, moons, comets, asteroids, and a set of rings around Saturn.
text: In the old days, prior to spacecraft exploration and high-resolution cameras on both space-based observatories (such as Hubble Space Telescope) and ground-based telescopes, the solar system was considered to be the Sun, planets, moons, comets, asteroids, and a set of rings around Saturn.