NS2 explained

NS2 may refer to:

Transportation

Bukit Batok MRT station (station code: NS2), Singapore
Kinunobebashi Station (station code: NS02), Kawanishi, Hyōgo Prefecture, Japan
Tetsudō-Hakubutsukan Station (station code: NS02), Ōmiya-ku, Saitama, Japan
RAF N.S. 2, a British NS class airship
New Shepard 2, a Blue Origin reusable space launch vehicle booster rocket (booster #2)
Blue Origin NS-2, a 2015 November 23 Blue Origin suborbital spaceflight mission for the New Shepard

Software

ns (simulator), version ns-2, computer network simulation software
Natural Selection 2, a video game
Netscape Navigator 2, a webbrowser

Other uses

Antigonish (provincial electoral district), constituency N.S. 02; Nova Scotia, Canada
Nord Stream 2, a controversial extension to the Nord Stream gas pipeline between Russia and Germany
Novelty seeking level 2, impulsiveness
NS2 (HCV), a viral protein in the hepatitis C virus

See also