Assertion: planet's orbit | /r/HasProperty | circular
Facets:
value: approximately
type: DEGREE
value: unlike a comet
type: OTHER
value: perfectly
type: DEGREE
value: nearly
type: DEGREE
Source sentences:
text: No planet's orbit is perfectly circular, and hence the distance of each varies over the course of its year.
text: However, unlike a comet, this object's orbit was nearly circular and within the ecliptic plane.
text: First, he found that the orbits of the planets in our Solar System are elliptical, not circular (or epicyclic), as had previously been believed, and that the Sun is not located at the center of the orbits, but rather at one focus.
text: Also, Sedna’s initial orbit would have been approximately circular, otherwise its formation by the accretion of smaller bodies into a whole would not have been possible.
text: Uranus and Neptune had been declared planets based on their circular orbits, large masses and proximity to the ecliptic plane.