Gusev is an

impact crater An impact crater is a circular depression in the surface of a solid astronomical object formed by the hypervelocity impact of a smaller object. In contrast to volcanic craters, which result from explosion or internal collapse, impact craters ...

Russia Russia (, , ), or the Russian Federation, is a List of transcontinental countries, transcontinental country spanning Eastern Europe and North Asia, Northern Asia. It is the List of countries and dependencies by area, largest country in the ...

. It is located near

Kamensk-Shakhtinsky Kamensk-Shakhtinsky (russian: Ка́менск-Ша́хтинский) is a town in Rostov Oblast, located on the Seversky Donets River. Population: History It was founded by Cossack settlers in 1686 and was granted town status in 1927. Ad ...

Rostov Oblast Rostov Oblast ( rus, Росто́вская о́бласть, r=Rostovskaya oblast, p=rɐˈstofskəjə ˈobləsʲtʲ) is a federal subject of Russia (an oblast), located in the Southern Federal District. The oblast has an area of and a populati ...

. The crater is in diameter and its age is estimated to be 49.0 ± 0.2 million years old placing it in the

Eocene The Eocene ( ) Epoch is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene' ...

. The crater is not exposed at the surface. It may have formed at the same time as the larger and nearby Kamensk crater.

References

Impact craters of Russia Eocene impact craters Landforms of Rostov Oblast {{Earth-crater-stub