By the time the rotation slowed, the outer shell of the moon had frozen.
From the upi.com
Beijing style moon cakes have a crispy brown shell, while Suzhou style moon cakes have multiple layers of thin crust.
From the theepochtimes.com
The game opens in Cocoon, a fantastical civilization within the hollowed-out shell of a moon.
From the sacbee.com
Jupiter's moon Europa has a thick shell of ice surrounding a salty ocean, kept warm by the little world's internal heat.
From the time.com
Thick or thin ice shell on Jupiter's moon Europa?
From the sciencedaily.com
By the time the rotation slowed down to a period of 16 hours, the outer shell of the moon had frozen.
From the sciencedaily.com
The variations in crustal thickness on the moon are similar to effects seen on Jupiter's moon Europa, which has a shell of ice over an ocean of liquid water.
From the sciencedaily.com
It looks as though the moon is encased in an icy shell between 10km and 170km thick, with an ocean of water flowing deep beneath it.
From the economist.com
It is of the great facts in the world like sunlight, or springtime, or the reflection in dark water of that silver shell we call the moon.