Assertion: comet's orbit | /r/HasProperty | elliptical
Facets:
Source sentences:
text: When it turned out that the parabolic solution was not a good fit to the comet's orbit, Anders Johan Lexell suggested that the comet followed an elliptical orbit.
text: Most comets have elongated elliptical orbits that take them close to the Sun for a part of their orbit, and then out into the further reaches of the Solar System for the remainder.
text: Comets have highly elliptical orbits that bring them very close to the Sun and swing them deeply into space, often beyond the orbit of Pluto.
text: Periodic comets usually have elongated elliptical orbits, and usually return to the vicinity of the Sun after a number of decades.