This is a news story, published by Mashable, that relates primarily to meteor news.
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new Martian rock typeMashable
•83% Informative
Less than 400 of the known Martian meteorites identified here hail from the Red Planet .
The discovery is based on a cryptic geochemical signature embedded within some of the specimens.
Scientists think the two kinds came from the same volcanic system, launched into space after a large meteor crashed into Mars perhaps 11 million years ago .
But the plan to fly rocks and grains to Earth , a complex mission called Mars Sample Return , is in jeopardy. Its rising costs have led to layoffs and warnings of cancellation from Congress . The agency is now making a desperate plea for outside help to save the mission. Day hopes NASA will find a way to bring those samples home. But if that doesn't happen, there's still much that humans can learn from these meteorites. "You would think that we would have done everything on these rocks. We haven't," he said. "There's a lot of science still left to be done.".
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