LONDON, Jan. 24 — Mineral grains from a meteorite ejected from Mars 175 million years ago are giving scientists new clues about water on the Red Planet.
SCIENTISTS REPORT in Thursday’s issue of the journal Science that the grains from the Shergotty Meteorite show there was more water beneath the surface than previously thought, and that volcanoes probably helped to bring it to the surface millions of years ago.
Martian magma, molten rock that formed the meteorite before it erupted on the surface of the planet, contained about 2 percent dissolved water, which could help to explain how the channels and gullies on the surface of the planet were formed.
The surface features, which suggest life could have arisen on Mars billions of years ago, were observed in photographs from NASA’s orbiting Mars Global Surveyor.
Scientists suspected they had been carved by water, but they were puzzled about where the water that could have formed them came from.
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SCIENTISTS REPORT in Thursday’s issue of the journal Science that the grains from the Shergotty Meteorite show there was more water beneath the surface than previously thought, and that volcanoes probably helped to bring it to the surface millions of years ago.
Martian magma, molten rock that formed the meteorite before it erupted on the surface of the planet, contained about 2 percent dissolved water, which could help to explain how the channels and gullies on the surface of the planet were formed.
The surface features, which suggest life could have arisen on Mars billions of years ago, were observed in photographs from NASA’s orbiting Mars Global Surveyor.
Scientists suspected they had been carved by water, but they were puzzled about where the water that could have formed them came from.
Want to learn MORE?
http://www.msnbc.com/news/520954.asp
------------------
"I'd like an order of fries, a quarter pounder with cheese, I love the light in your eyes, would you go out with me please? I am in love with a McDonald's Girl, she has a smile of innocence so tender and warm, she is an angel in a polyester uniform."