* Astronomy

A theory suggests a giant meteorite falling on Earth 65 million years ago and killing all dinosaurs. Russian scientists have found traces of this meteorite. During a marine expedition, organized by the Institute of Marine Geology and Geophysics (Russian Academy of Sciences) and aimed at ocean studies, the crew of the science and research ship Morskoy Geofizik (Marine Geophysicist) discovered an astroblem a circular structure, which usually forms after a celestial body falls down from the sky at the bottom in north-west of the Pacific. Researchers gave found astroblem the name Sakhalinka. .
Craters diameter at 5900 m depth is 12 km, and its depth in basement topography is 7 hundred meters. Craters centre has following geographic coordinates 30 degrees and 15 minutes of north latitude and 170 degrees 3 minutes of east longitude.

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