Nessus

Nessus may refer to:

Mythology

 * Nessus (mythology), a famous centaur from Greek mythology
 * Nessus, an alternate name of Nestos (god), son of Oceanus and Tethys, and god of the river Nestos

Fiction

 * Nessus (Pierson's Puppeteer), an alien character in Larry Niven's Known Space books
 * Nessus, a fictional metropolis in Gene Wolfe's The Book of the New Sun
 * Nessus, a layer of Hell (Baator) in the Dungeons & Dragons tabletop game
 * Nessus, one of the moons of the fictional planet Chiron in the computer game Sid Meier's Alpha Centauri
 * Nessus, a planetoid location in the video game Destiny 2, based on the below Centaur

Science and technology

 * 7066 Nessus, a Centaur planetoid
 * Nessus (software), a computer security tool
 * Nessus (Blackberry), the proprietary kernel all Blackberry before BlackBerry 10 were based upon
 * NESSUS Probabilistic Analysis Software, a tool for assessing uncertainties in structural and mechanical systems
 * Nessus sphinx or Amphion floridensis, a moth found in North America

Other uses

 * HMS Nessus, two vessels of the Royal Navy (UK)