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Latest Pedestal crater Stories

Images Beneath Mars Surface
2013-08-12 12:09:33

Brett Smith for redOrbit.com - Your Universe Online A newly released image from the European Space Agency (ESA) offered a groundbreaking peek under the surface of Mars courtesy of the international agency’s Mars Express orbiter. Using ground penetrating radar, the spacecraft was able to image the composition of Mars several miles below the surface, revealing various layers of ice, dust and rock. The image essentially revealed a 3,500-mile slice through the planet’s southern...

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2011-02-04 10:00:00

ESA's Mars Express has returned new views of pedestal craters in the Red Planet's eastern Arabia Terra. Craters are perhaps the quintessential planetary geological feature. So much so that early planetary geologists expended a lot of effort to understand them. You could say they put craters on a pedestal. This latest image of Mars shows how the Red Planet does it in reality. Craters are the result of impacts by asteroids, comets and meteorites. In a pedestal crater, the surrounding terrain is...


Word of the Day
siliqua
  • A Roman unit of weight, 1⁄1728 of a pound.
  • A weight of four grains used in weighing gold and precious stones; a carat.
  • In anatomy, a formation suggesting a husk or pod.
  • The lowest unit in the Roman coinage, the twenty-fourth part of a solidus.
  • A coin of base silver of the Gothic and Lombard kings of Italy.
'Siliqua' comes from a Latin word meaning 'a pod.'
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