Earth's moon is shrinking — a potential problem for astronauts
As the moon's core gradually cools and shrinks, its surface develops creases that create "moonquakes" that can last for hours, as well as landslides, NASA says.
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As the moon's core gradually cools and shrinks, its surface develops creases that create "moonquakes" that can last for hours, as well as landslides, NASA says.
As the moon's core gradually cools and shrinks, its surface develops creases that create "moonquakes" that can last for hours, as well as landslides, NASA says.
As the moon's core gradually cools and shrinks, its surface develops creases that create "moonquakes" that can last for hours, as well as landslides, NASA says.
As the moon's core gradually cools and shrinks, its surface develops creases that create "moonquakes" that can last for hours, as well as landslides, NASA says.
As the moon's core gradually cools and shrinks, its surface develops creases that create "moonquakes" that can last for hours, as well as landslides, NASA says.