Look up Nyx in Wiktionary, the free dictionary.

Nyx is the personification of the night in Greek mythology.

Nyx or NYX may refer to:

Astronomy

• 3908 Nyx, an Amor and Mars-crosser asteroid

Fictional characters

Film and television

• Nyx (Once Upon a Time in Wonderland), the guardian of the well in the U.S. TV series
• Nyx, a character in Dark Matter (TV series)
• Nyx, a scout fairy in the film Tinker Bell and the Legend of the Neverbeast
• Nyx Ulric, the protagonist in the film Kingsglaive: Final Fantasy XV
• Nyx, a character in the videogame Quake Champions
• Nyx, a character in the videogame Dota 2

Other media

• NYX (comics), an American comic book miniseries by Marvel Comics
• Nyx (Image Comics), a character of the Spawn comic book series.
• Nyx (Marvel Comics), the supervillain of the Avengers: No Road Home comic book series.
• Nyx, a character in the Queen's Blade book series
• Nyx, a character in the video game Persona 3

Music

• Nyx (composition), an orchestral composition by Esa-Pekka Salonen
• Nyx, by Mary Finsterer

Other uses

• Nyx (moth), a moth genus
• Nyx (prototype), an experimental prototype for the Amiga computer platform's AAA chipset
• The Exploration Company Nyx, a European spacecapsule for cargo and eventual astronaut use
• NyxQuest: Kindred Spirits, A 2D-3D hybrid video game for WiiWare by Over the Top Studios
• NYX (gene), a gene encoding the protein Nyctalopin
• NYX, stock symbol for NYSE Euronext (formerly NYSE Group, Inc.), operator of multiple securities exchanges
• NYX Cosmetics, an American cosmetics company owned by L'Oréal