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ARC.

LET’S GO

Herouni
Telescope

--------- (ROT 54/2.6)

(ROT 54/2.6)

Soviet Union
Radio-Optical Telescope Armenia

Photo:
Urban Armenia
Location: Yerevan

Herouni Telescope — A Forgotten Giant

The Herouni Telescope — A Soviet-era giant built to listen to the universe from the Armenian highlands

Chapter 1 — A Vision Beyond Scale

The ambition to build a new kind of telescope

The Herouni Mirror Radio Telescope, known as ROT-54/2.6, was one of the most unusual scientific instruments ever constructed in the Soviet Union. Designed by Armenian physicist Paris Herouni, the project attempted something that had never been done before: combining a massive radio telescope and an optical telescope into a single unified system.

Unlike traditional observatories that are built purely for optical or radio astronomy, Herouni’s design sought to bridge both domains. The idea was not only technical but philosophical — to create an instrument that could observe the universe across multiple wavelengths simultaneously, reducing the gaps between different scientific disciplines.

Chapter 2 — Building in the Mountains

Engineering a structure against nature

Construction of the telescope began in the late Soviet period in the village of Orgov, located on the slopes of Mount Aragats at an altitude of roughly 1,700 meters. The location was chosen deliberately: high altitude reduces atmospheric interference, allowing for clearer astronomical observations.

The structure itself is extraordinary in scale. Its primary reflector spans 54 meters, assembled from thousands of precisely aligned metallic panels. Maintaining such accuracy in a mountainous environment presented enormous engineering challenges, especially given the temperature fluctuations and strong winds typical of the region.

“To build a telescope here was to negotiate constantly with geography itself.”

Structural logic of the telescope

Chapter 3 — Scientific Purpose

What the telescope was meant to do

The Herouni Telescope was designed to function as both a radio and optical observatory, enabling researchers to study celestial objects across different spectra. This dual-system approach allowed for more complete data collection, particularly in the study of distant galaxies, cosmic radiation, and stellar formations.

In theory, the system could provide a more integrated understanding of astronomical phenomena. In practice, however, the complexity of maintaining such a hybrid system proved to be a significant challenge, both technically and institutionally.

Chapter 4 — Decline and Fragmentation

When ambition meets instability

Despite its scientific promise, the telescope faced a difficult trajectory after the collapse of the Soviet Union. Funding became unstable, maintenance slowed, and the complex system required for full operation was never fully realized in continuous form.

Over time, the project became less of an active research facility and more of a monument to an earlier era of scientific ambition. Yet even in partial operation, it remained a striking example of large-scale engineering vision in Armenia.

Chapter 5 — Legacy

A structure that still speaks

Today, the Herouni Telescope stands as both a scientific artifact and a cultural landmark. It represents a moment in history when large-scale scientific projects were driven by optimism, institutional investment, and a belief in technological progress.

Even though it never fully achieved its original operational vision, the telescope continues to attract interest from engineers, historians, and visitors who see in it a rare intersection of science, architecture, and national identity.

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01

At the Johnathan Hay Centre, housing was designed to provide migrants from rural areas and laborers with living spaces tailored to their cultural needs.

01

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Clear lines and simple forms are more than a style choice—they make spaces feel functional and coherent by giving every element a clear purpose and role.

meet the team

Daniel Kraus

Founder, CEO

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HELEN BROOKS

Architect & Researcher

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how it works

01 — Key Figures

India’s modernism was shaped by B. V. Doshi, Charles Correa, and Raj Rewal, each leaving a lasting imprint on its architectural identity.

02 — State Vision

In postcolonial India, modernism gained momentum with strong state support, particularly under Prime Minister Jawaharlal Nehru.

03 — Global Recognition

Several modernist buildings and ensembles in India are now UNESCO World Heritage Sites, carrying the legacy forward beyond early Art Nouveau.

04 — Preservation Efforts

International organizations such as Docomomo International and the World Monuments Fund continue to promote and protect modernist architecture.

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