Volcanic activity may be the cause of marsquakes

Volcanic activity beneath the surface of Mars could be responsible for triggering repetitive Marsquakes, which are similar to earthquakes, in a specific region of the Red Planet, researchers from The Australian National University ...

Oceanic crust breakthrough: Solving a magma mystery

Oceanic crust covers two-thirds of the Earth's solid surface, but scientists still don't entirely understand the process by which it is made. Analysis of more than 600 samples of oceanic crust by a team including Carnegie's ...

Biggest, Deepest Crater Exposes Hidden, Ancient Moon

(PhysOrg.com) -- Shortly after the Moon formed, an asteroid smacked into its southern hemisphere and gouged out a truly enormous crater, the South Pole-Aitken basin, almost 1,500 miles across and more than five miles deep.

Water Planets

Of the roughly 420 extra-solar planets now known, about a dozen are in the newly named category of "super-earths," planets whose masses are in between of two and about fifteen earth-masses.

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