NYX

NYX may refer to:

• Nyx, in Greek mythology, Nyx was the primordial goddess of the night
• NYX (comics), an American comic book miniseries by Marvel Comics
• Nyx (Image Comics), a character of the Spawn (comics) comic book series.
• NYSE Euronext, (NYSE: NYX, Euronext: NYX) (formerly NYSE Group, Inc.) is a for-profit corporation that operates multiple securities exchanges, most notably the New York Stock Exchange (the "Big Board"), Euronext, and NYSE Arca (formerly known as ArcaEx).
• Nyx, an experimental prototype for the Amiga computer platform's AAA chipset, designed by Commodore engineer Dave Haynie in 1992 .
• Nyx, is a Gallente Mothership in the Massively Multiplayer Online Game, EVE Online
• NyxQuest: Kindred Spirits, A 2D-3D hybrid video game for WiiWare by Over the Top Studios.
• Nyx, is a gene encoding the protein Nyctalopin
• Nyx, a character in the Queen's Blade Series.

NYX may also be:

• 3908 Nyx, is an Amor and Mars-crosser asteroid
• Nix (moon), a moon of Pluto
• NYX (cosmetics), a cosmetics brand named after the Greek goddess of the same name. Founded by Toni Ko in 1999 and headquartered in Los Angeles, California.

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