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| physical object > natural object > celestial body > star > early star > white dwarf > van Maanen's star | 
| van Maanen's star comparison table | |||||
| Subject | is a kind of | is an instance of | has definition | has distance | has density | 
|---|---|---|---|---|---|
| white dwarf | early star | Faint very-compact stars at the end of their life. Also used as convenient photometric and flux standards. | |||
| van Maanen's star | white dwarf | 4 pc | 4 × 105 g cm-3 | 
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