理查特結構 （英語： Richat Structure 、阿拉伯语： قلب الريشات ‎， 羅馬化：Qalb ar-Rīšāt），又稱 撒哈拉之眼 （英語： Eye of the Sahara），是一個位於 撒哈拉沙漠 西部、 茅利塔尼亞 境內的巨大 同心圓 地形。 理查特結構的直徑有50公里， 海拔 高度約400公尺，整體相當平坦；看起來就像個 菊石，從繞地球軌道才得見其全貌。 一開始理查特結構被認為是個 隕石坑，但構造的中心地勢平坦，沒有發現曾有高溫與撞擊的地質證據；也不太可能是 火山，因為當地沒有發現 火成岩 堆 …

当飞船经过非洲上空时，航天员在远离地球几百千米的太空观察到了一个奇怪的现象：在撒哈拉大沙漠西南部出现了一个圆形的东西，它像一只睁得圆溜溜的眼睛，这就是撒哈拉之眼，紧紧地盯着太空！ 它的直径达到48公里，从太空上清晰可见。 是一个巨大的同心圆。 “撒哈拉之眼”的中心十分平坦，四周是一些矮山丘，再远处是漫漫黄沙。 从卫星拍摄的照片来看，它一共分为3层：最中心的一个圆圈，像瞳孔，一侧边缘稍有破损；“瞳孔”的外围，是一个更大一些的圆圈，把中心 …

2023年11月24日 · The Eye of the Sahara, also known as the Richat Structure, is a geological formation located in the Sahara Desert near Ouadane, Mauritania. This unique and distinctive feature is a massive circular structure that spans approximately 30 miles (50 …

撒哈拉之眼（Eye of the Sahara），又名 理查特结构 （Richat Structure），位于撒哈拉沙漠西部毛里塔尼亚境内，是一个巨大的同心圆型构造，造型酷似 菊石 。理查特结构直径有约50公里，海拔高度约400米，整体相当平坦，从太空中才得以见其全貌。

2025年1月11日 · “Eye of the Sahara,” an eroded geological dome in the nation of Mauritania, is pictured from the International Space Station as it orbited 259 miles above the African continent. How Did It Form? One leading theory suggests that the Richat Structure formed during the breakup of the supercontinent Pangaea, about 100 million years ago.

2024年11月29日 · The vast, arid expanse of the Sahara Desert holds many secrets, but one of its most intriguing mysteries lies in Mauritania: the Eye of the Sahara, or the Richat Structure. This massive, circular geological formation stretches over 40 kilometers (25 miles) and is so perfectly concentric that it is visible from space.

2024年3月15日 · Known as the Richat Structure — or, more commonly, the Eye of the Sahara — this massive geological formation resembles a giant eye. Consisting of a series of rings on the Adrar Plateau, a prominent feature in northwestern Mauritania, the structure measures 31 miles (50 km) in diameter, making it highly visible even from high above Earth .

The Richat Structure, also known as the "Eye of the Sahara," is an awe-inspiring geological feature located in the heart of the Sahara Desert in Mauritania, West Africa. This massive circular formation has captivated the attention of geologists, scientists, and adventurers alike due to its unique appearance and mysterious origins.

The Richat Structure, also known as the “Eye of the Sahara,” is a prominent circular feature in the Sahara Desert of west-central Mauritania. The structure is 30 miles in diameter and is a good match for Plato’s description of the Lost city of Atlantis.

2024年12月6日 · The Eye of the Sahara, also known as the Richat Structure, is a circular geological formation in the Sahara Desert, located in Mauritania. It spans about 30 miles in diameter and is thought to be a result of erosion over millions of years, creating a distinctive pattern visible from space.