Planetary Nebula
nounid
112604·updated May 18, 2026verified
a nebula that was once thought to be a star with its planets but is now thought to be a very hot star surrounded by an expanding envelope of ionized gases that emit a fluorescent glow because of intense radiation from the star
MWE
Classifications
Entity Type
Unknown—glossary_import_default_pending_classifier
Sensitivity
unclassified
Information Class
unclassified
Variants
- plural
- Planetary NebulaePlanetary Nebulas
- possessive
- Planetary Nebula's
- pluralpossessive
- Planetary Nebulae'sPlanetary Nebulas'
Framework definitions
- §1
- a nebula that was once thought to be a star with its planets but is now thought to be a very hot star surrounded by an expanding envelope of ionized gases that emit a fluorescent glow because of intense radiation from the star
Outgoing relationships
No outgoing triples
This term is not the subject of any RDF-style relationship yet.
Incoming relationships
No incoming triples
No other term currently asserts a relationship to this one.