# G2

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> Source: https://en.wikipedia.org/wiki/G2
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**G2**, **G02**, **G.II**, **G II**, or **G-2** may refer to:

## Fiction

- *[Transformers: Generation 2](/source/Transformers:_Generation_2)*: Part of the Transformers franchise, lasting 1992-1995
- *[Transformers: Generation 2 (comics)](/source/Transformers:_Generation_2_(comics))*, by Marvel Comics
- G2, an android in the movie *[Inspector Gadget 2](/source/Inspector_Gadget_2)*

## Science and mathematics

- G2, a [stellar classification](/source/Stellar_classification#Class_G)
- [G2 (mathematics)](/source/G2_(mathematics)), an exceptional [Lie group](/source/Lie_group)
- G2, a [soil erosion](/source/Soil_erosion) model
- [G2 gas cloud](/source/G2_gas_cloud), an astronomical object on a collision course with the super massive black hole at the center of the Milky Way
- [G2 phase](/source/G2_phase), part of the cell cycle
- [ATC code G02](/source/ATC_code_G02) *Other gynecologicals*, a subgroup of the Anatomical Therapeutic Chemical Classification System
- [Ovoglobulin G2](/source/Ovoglobulin_G2), a protein in egg white
- Haplogroup G2, a subclade of [Haplogroup G (Y-DNA)](/source/Haplogroup_G_(Y-DNA))
- g−2, the notation for the [anomalous magnetic dipole moment](/source/Anomalous_magnetic_dipole_moment) in physics - [Muon g-2](/source/Muon_g-2) experiment at Fermilab (E989)
- g(2), [degree of second order coherence](/source/Degree_of_coherence#Degree_of_second-order_coherence) in quantum optics
- G2, an informal group of fossil bird eggs from the Gobi desert that were later named *[Gobioolithus major](/source/Gobioolithus)*

## Computing

- *[Extreme-G 2](/source/Extreme-G_2)*, a 1998 Nintendo 64 game
- [G2](/source/PowerPC_600#G2), a model of PowerPC
- [Gnutella2](/source/Gnutella2), the P2P file sharing Network
- [HTC Hero](/source/HTC_Hero) mobile phone, aka G2 Touch
- [LG G2](/source/LG_G2), an Android smartphone developed by LG Electronics
- [T-Mobile G2](/source/T-Mobile_G2), an Android smartphone made by HTC for T-Mobile USA
- [Cook Codec](/source/Cook_Codec) or RealAudio G2, an audio compression method

## Commerce and industry

- [G2 Crowd](/source/G2_(company)), a peer-to-peer review site
- [Gatorade](/source/Gatorade) G2, a soft drink
- [Canon PowerShot G2](/source/Canon_PowerShot_G2), a digital camera
- Contax G2, the second [Contax G](/source/Contax_G) camera
- [Panasonic Lumix DMC-G2](/source/Panasonic_Lumix_DMC-G2), a digital camera
- Slacker G2, a portable audio device for the [Slacker](/source/Slacker_(music_service)) music service

## Transportation

- [County Route G2 (California)](/source/County_Route_G2_(California)), also known as Lawrence Expressway
- [G2 Beijing–Shanghai Expressway](/source/G2_Beijing%E2%80%93Shanghai_Expressway), China
- [Glasspar G2](/source/Glasspar_G2), a sports car
- [Grumman Gulfstream II](/source/Grumman_Gulfstream_II), a business jet built
- [Fiat G.2](/source/Fiat_G.2), a 1932 Italian transport aircraft
- [Galactic 02](/source/Galactic_02) (G02), a suborbital tourist spaceflight on 10 August 2023 from *Virgin Galactic*
- G2, the [Avirex Gabon](/source/Avirex_Gabon) IATA airline designator
- G2, a class of [driver's license in Ontario](/source/Driving_licence_in_Canada#Ontario), Canada
- [Pontiac G2](/source/Pontiac_G2), a hatchback sold in Mexico

## Military

- [AEG G.II](/source/AEG_G.II), a German World War I bomber
- [Albatros G.II](/source/Albatros_G.II), a 1916 German biplane bomber prototype
- [Dirección de Inteligencia](/source/Direcci%C3%B3n_de_Inteligencia), Cuba, also referred to as "G2"
- [Directorate of Military Intelligence (Ireland)](/source/Directorate_of_Military_Intelligence_(Ireland)), commonly referred to as "G2"
- [Friedrichshafen G.II](/source/Friedrichshafen_G.II), a 1916 German medium bomber aircraft
- [G-2 (intelligence)](/source/G-2_(intelligence)), the United States Army unit
- G2, a designation in NATO's [Continental staff system](/source/Staff_(military)#Continental_Staff_System), related to *Military Intelligence*
- [Gotha G.II](/source/Gotha_G.II), a German bomber during World War I
- [HMAS *Nestor* (G02)](/source/HMAS_Nestor_(G02)), a 1940 Royal Australian Navy N-class destroyer
- [Pindad G2](/source/Pindad_G2), a handgun produced by [Pindad](/source/Pindad)
- [Soko G-2](/source/Soko_G-2), a 1961 Yugoslavian two-seat aircraft
- [USS *G-2* (SS-27)](/source/USS_G-2_(SS-27)), an American submarine

## Other uses

- G-2 or [Group of Two](/source/Group_of_Two), a proposed economic bloc and special relationship between the United States and China
- [G-2 visa](/source/G-2_visa), a nonimmigrant visa which allows travel to the United States
- [G2 Esports](/source/G2_Esports), a European eSports organization
- [*G2* (film)](/source/G2_(film)), an upcoming Indian Telugu-language action spy film sequel to *Goodachari*
- [G2 (rapper)](/source/G2_(rapper)), the stage name of South Korean rapper Kevin Hwang
- G2, a block of character codes in the [Teletext character set](/source/Teletext_character_set)
- *G2*, *[The Guardian](/source/The_Guardian)* weekday supplement
- G2, a criteria for speedy deletion on Wikipedia, see Wikipedia:Speedy deletion#G2. Test pages

## See also

- [Group 2 (disambiguation)](/source/Group_2_(disambiguation))
- [2G (disambiguation)](/source/2G_(disambiguation))
- [GG (disambiguation)](/source/GG_(disambiguation))
- [GII (disambiguation)](/source/GII_(disambiguation))

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Adapted from the Wikipedia article [G2](https://en.wikipedia.org/wiki/G2) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/G2?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.