ES
United Kingdom United Kingdom · Didcot · 51.606, -1.241

NESTOR

NESTOR, a research reactor (other) in Didcot, United Kingdom, with 30 kW of thermal power, operated by Atomic Energy Research Establishment. Decommissioned, first critical in 1961.

It was one of the 46 research reactors the United Kingdom has had; 1 remains in operation today. It went critical 14 years after the first research reactor in the United Kingdom, GLEEP (1947).

Country
United Kingdom
City
Didcot
Type
Other
Thermal power
30 kW
Operator
Atomic Energy Research Establishment
Status
Decommissioned
First criticality
1961

Data: IAEA RRDB · updated on Sep 3, 2026

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