stellarPopulationAge
P60321
predicate
Indicates the age of a group of stars that formed together within a stellar system or region.
Observed surface forms (13)
| Surface form | Occurrences |
|---|---|
| dominantStellarPopulationAge_Gyr | 6 |
| hasDominantStellarPopulationAge | 4 |
| ageOfStellarPopulation | 2 |
| lastMajorStarFormationEpoch_GyrAgo | 2 |
| ageOfDominantPopulation | 1 |
| ageRangeOfStars | 1 |
| hasAverageAgeOfStars | 1 |
| hasHostStarClusterAge | 1 |
| hasOldStellarPopulation | 1 |
| hasStellarPopulationAge | 1 |
| hasYoungerStellarPopulationAge | 1 |
| typicalHostStellarPopulationAge | 1 |
| typicalStellarAge | 1 |
Sample triples (27)
| Subject | Object |
|---|---|
| Andromeda V | predominantly old ⓘ |
| Leo I Dwarf Galaxy | 1-10 via predicate surface "dominantStellarPopulationAge_Gyr" ⓘ |
| Leo I Dwarf Galaxy | 1 via predicate surface "lastMajorStarFormationEpoch_GyrAgo" ⓘ |
| Nubecula Minor | yes via predicate surface "hasOldStellarPopulation" ⓘ |
| Nubecula Minor | younger than typical Milky Way halo stars via predicate surface "hasAverageAgeOfStars" ⓘ |
| Milky Way stellar halo | > 10 billion years via predicate surface "typicalStellarAge" ⓘ |
| Fornax Dwarf Galaxy | 1 via predicate surface "lastMajorStarFormationEpoch_GyrAgo" ⓘ |
| 30 Doradus | a few million years via predicate surface "ageRangeOfStars" ⓘ |
| Sculptor Dwarf Galaxy | predominantly old ⓘ |
| Orion Nebula | about 1–3 million years via predicate surface "ageOfStellarPopulation" ⓘ |
| Draco Dwarf Galaxy | >10 via predicate surface "dominantStellarPopulationAge_Gyr" ⓘ |
| Ursa Minor Dwarf Galaxy | >10 via predicate surface "dominantStellarPopulationAge_Gyr" ⓘ |
| Phoenix Dwarf Galaxy | >10 Gyr via predicate surface "hasDominantStellarPopulationAge" ⓘ |
| Phoenix Dwarf Galaxy | ~1–5 Gyr via predicate surface "hasYoungerStellarPopulationAge" ⓘ |
| Aquarius Dwarf Galaxy | old via predicate surface "hasDominantStellarPopulationAge" ⓘ |
| Tucana Dwarf Galaxy | >8 Gyr via predicate surface "hasDominantStellarPopulationAge" ⓘ |
| Merope Nebula | about 100 million years (Pleiades) via predicate surface "hasHostStarClusterAge" ⓘ |
| Type Ia supernovae | often several billion years via predicate surface "typicalHostStellarPopulationAge" ⓘ |
| Holmberg IX | predominantly young ⓘ |
| Chamaeleon molecular clouds | a few million years via predicate surface "ageOfStellarPopulation" ⓘ |
| UGC 452 | several billion years ⓘ |
| Ursa Major I Dwarf Galaxy | >10 via predicate surface "dominantStellarPopulationAge_Gyr" ⓘ |
| Sextans Dwarf Spheroidal Galaxy | >10 via predicate surface "dominantStellarPopulationAge_Gyr" ⓘ |
| Tucana II Dwarf Galaxy | older than 10 billion years via predicate surface "ageOfDominantPopulation" ⓘ |
| Draco dSph | >10 via predicate surface "dominantStellarPopulationAge_Gyr" ⓘ |
| Galactic thick disk | older than thin disk via predicate surface "hasStellarPopulationAge" ⓘ |
| Peg DIG | intermediate-age and old stars via predicate surface "hasDominantStellarPopulationAge" ⓘ |