India Is Building a Gravitational-Wave Detector in Hingoli

LIGO-India broke ground on 23 April 2026 at Aundha, Hingoli district, Maharashtra.

It is a ₹2,600-crore project approved in 2023, targeting operation around 2030.

The detector has two 4-km vacuum arms and listens for ripples in spacetime.

A third widely separated site sharpens sky localisation, helping telescopes find the source fast.

Built by IUCAA, RRCAT and IPR, using hardware shipped from a US LIGO detector.

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