Humanoid & robot atlas
Theseus
Photo: Bruce butler, CC BY-SA 4.0, via Wikimedia Commons
ResearchCanadaFully autonomous

International Submarine Engineering for Defence Research Establishment Pacific · underwater vehicle

Theseus

A 10.7 m battery-powered AUV built to run long missions under Arctic sea ice by itself, paying out fibre-optic cable as it went. It was designed for 450 km missions on silver-zinc batteries.

Price
—Government research vehicle, not sold
Autonomy
DriverlessHow it runs
Driverless
In serviceSince 1995
Fleet
1Reported; details below
Speed
—Not published
Range
450 kmPer charge or tank

Why it matters

Laid fibre-optic cable under Arctic ice to an acoustic array about 180 km offshore in 1996, a landmark long-range autonomous mission.

Real-world use

First Arctic deployment in spring 1995; in 1996 it delivered cable about 180 km under the ice in just over 24 hours.

Timeline

First shown
1994
Released
Not yet
Sea trials began (summer 1994)

How it drives

Fleet and city figures move fast; each carries its date and who reported it.

Driverless status
Driverless in service
Where it runs
Canadian Arctic
Driverless since
1995
Fleet
1
Rides, miles or loads
175 km one-way cable-laying transect under ice in April 1996 (Marine Technology News, 2016)

How it stacks up

Against other underwater that publish the figure. Pick a measure.

Not published by the maker: height, speed, payload, joints, battery, price.

Public attention

How much public attention Theseus gets, from open data.

  • No Wikipedia article of its own yet
  • No recent press stories listed yet

Measures how much people read and write about a robot, not how good it is. Measured 2026-10-13; same method for every robot. How it is measured

What’s inside

No component details published yet.

Movement
Other movement
How it runs
Fully autonomous. Does its job with nobody at the controls.

From the maker

Theseus is the only vehicle from International Submarine Engineering for Defence Research Establishment Pacific in the atlas.

Made, sold and where

No production or sales figures published yet.

Price
Not publishedGovernment research vehicle, not sold
How to get one
No official buying page found

Sources

Figures come from press coverage. Every link below backs something on this page.

International Submarine Engineering Theseus AUV

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