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physical object > natural object > celestial body > nebula > reflection nebula > NGC 1999 |
NGC 1999 | ||||
subject | fact |
NGC 1999 | is a part of dust | |
has image | ||
is an instance of reflection nebula | ||
nebula | is a part of gas | |
has catalog nebula catalog | ||
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 |