| Name | Eccentric, Close Approach |
| Location | Inner solar system |
| Composition | Igneous and metamorphic rocks |
| Significance | Cultural impact • Scientific advancements • Technological breakthroughs |
| Characteristics | Massive planetoid |
| Effects on Earth | Minor environmental impact • Population center effects • Influence on space exploration • Advancing extraterrestrial resource extraction |
| Inspired research | Astronomy • Physics • Materials science |
| Year of close approach | 21st century |
