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| physical object > natural object > celestial body > collection of stars > galaxy > infrared galaxy > IRAS galaxy | 
| IRAS galaxy | ||||
| subject | fact | |||
| IRAS galaxy | emits excessive amounts of infrared light | ![]()  | 
| has definition Any galaxy which was discovered by the Infra-Red Astronomical Satellite (IRAS) to possess an excessive amount of infrared emission. | ![]()  | |
| is a kind of infrared galaxy | ![]()  | |
| galaxy | has number of stars 106 to 1012 | ![]()  | 
| has catalog galaxy 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 | ![]()  |