Assertion: solar system | /r/HasProperty | planet
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: Neptune is 30 AU from the Sun and takes 165 years to orbit, but there are exoplanets that are hundreds of AU from their star and take more than a thousand years to orbit, e.g.
text: Our solar system is made up of a star, eight planets and countless smaller bodies such as dwarf planets, asteroids and comets.
text: The Solar System consists of the Sun and the other celestial objects gravitationally bound to it: the eight planets, their 165 known moons, three dwarf planets (Ceres, Pluto, and Eris and their four known moons), and billions of small bodies.
text: Even though there are only eight planets, our Solar System actually contains hundreds of star systems.