| Term: | Eros |
| Definition: |
An S-type asteroid about 34.4 × 11.2 × 11.2 km in size, which is the second-largest near-Earth asteroid after 1036 Ganymede. It belongs to the group of Amor asteroids. Eros was discovered on 13 August 1898 by Gustav Witt in Berlin and Auguste Charlois at Nice. It was the first asteroid orbited by an Earth probe (in 2000). |