​7 longest lunar eclipses in the history of humanity​

Lunar eclipses have fascinated humans for centuries, painting the night sky with a mysterious reddish glow. On September 7, 2025, stargazers across Asia, parts of Europe, and Africa were treated to a stunning “blood moon” during a total lunar eclipse.

Among the thousands of eclipses recorded over millennia, a few stand out for their extraordinary duration, and some eclipses have lasted nearly two hours, captivating skywatchers worldwide

Here are seven of the longest total lunar eclipses ever documented in the history of humanity, according to NASA

This happens when the Sun, Earth, and Moon line up perfectly, and Earth casts its shadow on the Moon, making it glow a deep, reddish colour. The reddish hue appears because the only sunlight reaching the Moon passes through Earth’s atmosphere. As light travels through the atmosphere, the shorter blue wavelengths scatter more easily, while the longer red wavelengths pass through and reach the Moon, giving it that dark red glow.

Each eclipse leaves behind not only breathtaking visuals but also cultural stories and myths passed down through generations. These celestial alignments remind us of the vastness of the cosmos and our small but curious place within it.

This eclipse holds the record as the longest total lunar eclipse ever documented by NASA, lasting an incredible 1 hour, 46 minutes, and 36 seconds. Occurring over 1,700 years ago, it showcases just how consistent the mechanics of our celestial neighbors have been. This historic event is a reminder of the long-standing fascination humans have had with the night sky.

On August 7, 54 CE, the Moon stayed completely hidden in Earth’s shadow for 1 hour and 46 minutes. Even though this happened nearly 2,000 years ago, it shows how well aware ancient civilizations were of the skies. Events like these likely played a big role in shaping early astronomy and helped lay the groundwork for how we understand the cosmos today. For ancient sky watchers, eclipses weren’t just celestial events—they were moments of awe, mystery, and meaning. Observing them helped spark curiosity, recordkeeping, and early scientific thought that eventually evolved into modern astronomy.

The total lunar eclipse on July 16, 2000, lasted about 1 hour and 46 minutes, standing as the longest of the 20th century. This modern eclipse caught the attention of astronomers and skywatchers globally, showcasing how such rare, long-lasting eclipses continue to inspire curiosity and wonder today.

This recent eclipse held the record for the longest total lunar eclipse in the 21st century, with totality lasting 1 hour and 42 minutes. Its stunning visibility across large parts of the world made it a much-anticipated celestial event, giving millions a chance to witness the Moon’s unique transformation.

In 1584, during the Renaissance, a time of scientific awakening, the total lunar eclipse lasted around 1 hour and 46 minutes. This event was special to astronomers of the time, who were beginning to explore the laws governing planetary motion and celestial phenomena with increasing rigor.

This eclipse lasted approximately 1 hour and 46 minutes in the Middle Ages, a period when astronomy was deeply intertwined with astrology and philosophy. The long duration of this eclipse would have been significant both scientifically and culturally, possibly inspiring myths or influencing calendars.

One of the longer eclipses of the early 1900s, the May 13, 1905 total lunar eclipse lasted close to 1 hour and 46 minutes. By this time, astronomy was advancing quickly, and such eclipses were studied more precisely with telescopes and photography, contributing valuable data to our understanding of the Earth-Moon system. Observatories around the world took detailed notes and photographs, which helped astronomers better understand the Moon’s surface, the Earth’s shadow, and the exact timing of lunar movements. This eclipse also offered a rare opportunity for researchers to test and improve their observational techniques, which played a key role in shaping modern astronomy.