First asteroid found to have a moon


First asteroid found to have a moon


First asteroid found to have a moon

[A] Bennu
[B] Chariklo
[C] Eros
[D] Justitia



Asteroid


  • Ida is the first asteroid found to have a moon.
  • Eros was the first asteroid to be orbited by a spacecraft.
  • Chariklo was the first asteroid found to have a ring system. It was the fifth ring system found in our solar system – after Saturn, Jupiter, Uranus and Neptune.