Oceanus Procellarum

[oh-see-ah-nuhs proh-suh-lahr-uhm, -an-uhs, oh-shee-]

noun

1. (Ocean of Storms ) the largest dark plain on the face of the moon, in the second and third quadrants: about 2 million square miles (5.2 million sq. km).

Example Sentences

In 2020 Chang'e-5 brought back 1.7kg of material from an area called Oceanus Procellarum on the Moon's near side.

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In 2020 Chang'e 5 brought back 1.7kg of material from an area called Oceanus Procellarum on the Moon's near side.

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"The moon is fundamentally lopsided in every respect," Andrews-Hanna said, explaining that the near side facing the Earth, and particularly the dark region known as Oceanus Procellarum region, is lower in elevation, has a thinner crust, is largely covered in lava flows, and has high concentrations of typically rare elements like titanium and thorium.

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Now a recent study in the journal Matter and Radiation at Extremes is providing scientists with unprecedented information about the lunar regolith based on 1.73 kilograms delivered from a vast lunar plane known as the Oceanus Procellarum.

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China's Chang'e-5, the first lunar sample return mission since the Soviet Union's Luna 24 in 1976, delivered 1.73 kilograms of regolith from the Oceanus Procellarum, a plane named for its vast size.

Read more on Science Daily