Protoplanetary nebula

https://www.wikidata.org/wiki/Q2035809

Field Hierarchy

Parent
Computer science 62.9M papers	Physics 33.6M papers	Astronomy 2.8M papers	Computer vision 2.2M papers
Astrophysics 1.3M papers	Stars 410k papers	Nebula 18.3k papers	Planetary nebula 12.6k papers
Current
Protoplanetary nebula 1,880 papers
Child
Bipolar nebula 684 papers

Trends

Notes

History