Assertion: asteroid belt's asteroid | /r/HasProperty | gaspra
Facets:
Source sentences:
text: (The spacecraft flew by another asteroid, Gaspra, on Oct. 29, 1991.)
text: Asteroid 951 (Gaspra) as seen by the Galileo spacecraft in 1991.
text: 1991-1994: The Galileo spacecraft takes the first close-up images of an asteroid (Gaspra) and discovers the first moon (later named Dactyl) orbiting an asteroid (Ida).