Assertion: trojan asteroid | /r/HasProperty | asteroid
Facets:
Source sentences:
text: Trojan asteroids are asteroids that orbit in gravitationally stable Lagrange points in a planet's orbit, either trailing it or preceding it (these places are where the gravitational attraction of the Sun and of the planet balance each other).
text: Instead, they are asteroids that share an orbit with a major planet, such as Jupiter, Earth, or Mars.