| their early years | 0.30 |
| go supernova | 0.45 |
| range in brightness | 0.43 |
| orbit each other | 0.41 |
| form triangle | 0.39 |
| leave main sequence | 0.38 |
| vary in magnitude | 0.36 |
| form throughout the ori… | 0.25 |
| reflect light | 0.25 |
| produce supernova explo… | 0.25 |
| look different | 0.25 |
| nu scorpii | 0.16 |
| formed | 0.54 |
| embedded in the nebula | 0.33 |
| bound | 0.30 |
| responsible for making … | 0.30 |
| ejected | 0.30 |
| surrounded by protoplan… | 0.25 |
| separated | 0.25 |
| made | 0.25 |
| bound by gravity | 0.25 |
| observed in 1968 | 0.25 |
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