Neptune
Eighth and farthest planet from the Sun in the Solar System, mainly composed of ice and rock
Also known as ♆ · Sol VIII · Sol 8
- Mass
- 102,430 yottagram
- Radius
- 24,622 km
- , 24,764 km
- , 24,341 km
- Diameter
- 49,528 km
- Orbital period
- 164.8 years
- , 60,193.2 days
- Semi-major axis
- 4.5B km
- , 30.0699 AU
- Rotation period
- 16 h
1
Sources- 1.science.nasa.gov/neptune/neptune-facts/#h-orbit-and-rotationRetrieved 2026-02-03
- 16 h
- Distance from Earth
- 4.3B km
- , 4.6B km
- Eccentricity
- 0.009456
Overview
Related
All data
172 statements · 23% with external sources · numbers in brackets are citations
- Argument of periapsis
- 44.9648 degree
- Longitude of ascending node
- 131.7842 degree
- Synodic period
- 367.49 days
1
Sources- 1.nssdc.gsfc.nasa.gov/planetary/factsheet/neptunefact.htmlRetrieved 2007-08-14
- 367.49 days
- Flattening
- 0.0171
- Demonym
- Neptunian
- Neptunano
- Magnetic moment
- 2200000000Q joule per tesla
- Apoapsis
- 4.54B km
- Periapsis
- 4.46B km
- Surface gravity
- 11 metre per square second
- Density
- 1.638 g/cm³
- Mean anomaly
- 256.228 degree
- Volume as quantity
- 62.5T cubic kilometre
- Temperature
- 72 K sourcing circumstances: mean
- Speed
- 5.43 kilometre per second
- Albedo
- 0.29
On other databases
76 identifiers linking Neptune across the web's reference databases
- AccessScience ID449000
- Article ID in the Lithuanian Universal Encyclopedia Onlineneptunas-1
- Australian Educational Vocabulary IDscot/8092
- BabelNet ID00057310n
- BBC Things ID03fe90dc-d8b9-4bf3-b2b1-83ddd160447c
- Bibliothèque nationale de France ID12115383c
- Brockhaus Enzyklopädie online IDneptun-astronomie
- Comic Vine ID4020-56296
- Cultureel Woordenboek IDnatuurkunde-scheikunde-en-sterrenkunde/neptunus
- De Agostini IDNettuno+(astronomia)
- Der Spiegel topic IDneptun
- Dewey Decimal Classification523.48
- Enciclopedia Galega Universal ID156543
- Encyclopædia Britannica Online IDplace/Neptune-planet
- Encyclopædia Universalis IDneptune-planete
- Encyclopedia of China (Third Edition) ID (2026)2rrRqR
- Encyclopedia of China (Third Edition) old ID (2021)584696
- Encyclopedia of Modern Ukraine ID73764
- Famous Birthdays IDplanets/neptune
- FAST ID1241750
- Femiwiki ID13261
- Freebase ID/m/0c31h
- Getty Thesaurus of Geographic Names ID7030642
- Giant Bomb ID (former scheme)3035-8
- Giant Bomb Wiki IDLocations/Neptune
- GND ID4041620-3
- Gran Enciclopèdia Catalana IDneptu-0
- Gran Enciclopèdia Catalana ID (former scheme)0045794
- Great Norwegian Encyclopedia IDNeptun
- Great Russian Encyclopedia Online ID (2017)2261973
- Iconclass notation24C15
- Interlingual Index IDi85857
- J9U entity ID987007565629405171
- JSTOR topic ID (archived)neptune
- KBpedia IDPlanetNeptune
- Klexikon article IDNeptun
- Larousse IDdivers/Neptune/134976
- LC and MARC vocabularies IDgeographicAreas/zne
- LEMAC IDLEMAC201223943
- Lex IDNeptun_-_planet
- Library of Congress Authorities IDsh85090874
- Lille norske leksikon IDNeptun
- MeSH descriptor IDD018541
- MeSH tree codeG01.060.075.730.700.796
- Microsoft Academic ID (discontinued)525488444
- NAIF ID899
- Namuwiki ID해왕성
- National Library of Iceland ID000052420
- National Library of Ireland IDvtls001184857
- National Library of Spain SpMaBN IDXX453014
- NDL Authority ID00564610
- NE.se IDneptunus
- New York Times topic IDsubject/neptune
- NicoNicoPedia word article ID海王星
- NL CR AUT IDph117914
- OmegaWiki Defined Meaning382638
- Online PWN Encyclopedia ID3946694
- OpenAlex IDC525488444
- Pixiv Encyclopedia ID海王星
- ProofWiki IDDefinition:Neptune
- PSH ID496
- Quora topic IDNeptune-planet
- RationalWiki IDNeptune
- ScienceDirect topic IDearth-and-planetary-sciences/neptune-planet
- Slovak National Library (VIAF) IDvtls004709696
- SNK ID183299
- TV Tropes IDUsefulNotes/Neptune
- U.S. National Archives Identifier10046651
- Unified Astronomy Thesaurus ID1096
- VIAF cluster ID315126296
- Vikidia article IDen:Neptune_(planet)
- WikiKids IDNeptunus_(planeet)
- WordNet 3.1 Synset ID09391596-n
- Yale LUX IDplace/fd8bf0ba-b888-4f5b-8dbc-3cfd88c71ae3
- YSO ID16962
- Zhihu topic ID20027654
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