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| physical object > natural object > celestial body > nebula > H II region > gaseous nebula > expanding emission nebula > planetary nebula > M2-9 |
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| M2-9 | ||||
| subject | fact | |||
| M2-9 | is part of Ophiucus |  |
| has expansion velocity 200 miles per second | | |
| has distance 2100 light years | | |
has image  | | |
| is an instance of planetary nebula | | |
| planetary nebula | has catalog planetary nebula catalog | |
| expanding emission nebula | has composition enhanced with heavy elements relative to the interstellar medium | |
| has explosion date | | |
| has progenitor star | | |
| gaseous nebula | has synonym emission nebula | |
| nebula | is a part of gas | |
| celestial body | has spectra | |
| physical object | has location or center of gravity | |
| has angular momentum | | |
| has mass | | |
| has velocity | | |
| has momentum | | |
| has temperature | | |
| has volume | | |
| has extent | | |
| has material | |
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