Observatory of Ulugbek

On the northeastern outskirts of the city of Samarkand, on the Kuhak Hill, stands a unique monument of science — the Ulugh Beg Observatory. This site is considered one of the most important astronomical centers of the Middle Ages, making Uzbekistan famous throughout the scientific world. Built in the 15th century by the great ruler and scientist Mirzo Ulugh Beg, it became a symbol of the Golden Age of Islamic science and enlightenment.

Ulugh Beg Observatory. Иллюстрация. Источник: Kupi.com AI

The observatory's main architectural feature was a grand cylindrical building housing a giant marble sextant. Only the underground parts of this colossal instrument have survived to this day, but even they are impressive in their scale and precision. Today, the site functions as a museum complex where visitors can connect with the history of great discoveries.

The museum's exhibition includes rare models of ancient instruments, vintage photographs of archaeological excavations, and fragments of magnificent glazed tilework. A special place is held by a copy of the famous "Zij-i Sultani" — a star catalog containing the coordinates of 1,018 celestial bodies, which served as a standard for astronomers in Asia and Europe for centuries.

For those planning a visit to this unique scientific site, basic contact information is provided below. The observatory is located on the northeastern outskirts of the city and is easily accessible for tourists.

The main reason to visit is the opportunity to see the remains of the giant sextant, hidden in a deep rock trench about 60 meters long. Looking at these massive arcs, it is easy to imagine how medieval scientists spent their nights gazing at the starry sky and calculating planetary trajectories with incredible precision for that time.

In the museum building, be sure to pay attention to the models of astronomical instruments and fragments of the original dark blue, light blue, and yellow glazed tiles that once decorated the building's facade. Portraits of Ulugh Beg and copies of his priceless work are also on display, featuring calculations of the length of the solar year that differ from modern data by only a few seconds.

After immersing yourself in the world of science, climb the Kuhak Hill to enjoy panoramic views of the city's surroundings. At the entrance to the complex, guests are greeted by a majestic monument to Ulugh Beg himself against a backdrop of a mosaic mural depicting a star map—an excellent spot for commemorative photos before exploring the museum halls.

The easiest way to reach this historical monument, located about 3–4 km from the central Registan ensemble, is by taxi. In the city, it is convenient to use mobile apps like Yandex Go or InDriver — the ride from the center will take no more than 10–15 minutes. If you prefer public transport, buses No. 2, No. 5, and No. 11 run to the "Ulugh Beg Observatory" stop.

For those who enjoy long walks, the walk from the center takes about 45 minutes along the straight Toshkent yo'li road. Keep in mind that the site is on a hill, so in hot weather, taking transport might be more comfortable. For those traveling by their own car, there is convenient parking near the museum complex.

The history of this place is inextricably linked to the name of the grandson of the great Amir Timur — Mirzo Ulugh Beg. Inspired by a childhood visit to an observatory in Maragheh (Iran), he decided to turn his capital into a world-class scientific center. Construction took place from 1420 to 1429 under the supervision of the era's outstanding minds, such as Qadi Zada al-Rumi and Ali Qushji.

For thirty years, the site was a hive of activity, resulting in the famous "Zij-i Sultani". This work contained data on more than a thousand stars and was so accurate that it predated European science by several centuries. Unfortunately, after Ulugh Beg's tragic death in 1449, the observatory began to decline and was eventually almost completely dismantled for bricks by local residents.

For centuries, the exact location of the building remained a mystery until the archaeologist Vasily Vyatkin took up the search in the early 20th century. Guided by ancient documents and descriptions by Babur, he discovered the building's foundation and the trench with the sextant in 1908. Thanks to his perseverance, we can see the remains of this miracle of medieval engineering today.

To unhurriedly view all the museum exhibits and carefully study the construction of the ancient sextant, most visitors need about 1.5–2 hours. This is sufficient time to learn about the history of discoveries and explore the monuments within the complex.

If you decide to use the services of a professional guide or want to linger longer at the Kuhak Hill viewpoint to admire the views of Samarkand, you should plan for a bit more time. A visit to the observatory is usually easy to combine with a tour of the nearby Afrasiyab settlement.

The museum complex welcomes guests daily, making it very convenient for any travel itinerary. According to the official schedule, the observatory is open from 8:00 AM to 8:00 PM without lunch breaks or days off.

Exploring the scientific heritage of the Middle Ages can be complemented by visiting other iconic sites nearby. This will allow for a deeper immersion into the atmosphere of the ancient city and show the continuity of architectural and cultural traditions of the Timurid era.

This part of the city features both ancient settlements and magnificent mausoleums, forming a unique historical landscape.