Tag Archives: Mars meteorites

Shock tests on synthetic Mars-meteorite mineral suggest a more water-rich history

Mars may have been a wetter place than previously thought, according to research on simulated Martian meteorites conducted, in part, at the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab). In a study published [March 6, 2017] in the … Continue reading

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Two billion years’ volcanism recorded from a single Mars meteorite ejection site

Analysis of a Martian meteorite found in Africa in 2012 has uncovered evidence of at least 2 billion years of volcanic activity on Mars. This confirms that some of the longest-lived volcanoes in the solar system may be found on … Continue reading

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Meteorites reveal lasting drought on Mars

The lack of liquid water on the surface of Mars today has been demonstrated by new evidence in the form of meteorites on the Red Planet examined by an international team of planetary scientists. In a study led by the … Continue reading

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More on the Egg Rock meteorite

Laser-zapping of a globular, golf-ball-size object on Mars by NASA’s Curiosity rover confirms that it is an iron-nickel meteorite fallen from the Red Planet’s sky. Iron-nickel meteorites are a common class of space rocks found on Earth, and previous examples … Continue reading

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Curiosity: Egg Rock, a small meteorite

Sol 1505, October 30, 2016. The ChemCam’s Remote Micro-Imager (RMI) nabbed a two-frame portrait of Egg Rock, a small meteorite, probably nickel-iron. The white dots are laser-zap points. Below: where the meteorite was found (arrow), in a Mastcam frame on … Continue reading

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Opal-A found in Mars meteorite Nakhla

Scientists have discovered for the first time direct physical evidence of the existence of opals on Mars. The traces of the precious stone, which were found in a Martian meteorite, could help future exploration missions decide where to look for … Continue reading

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Evidence of methane found in Mars meteorites

An international team of researchers has discovered traces of methane in Martian meteorites, a possible clue in the search for life on the Red Planet. The researchers examined samples from six meteorites of volcanic rock that originated on Mars. The … Continue reading

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Does Black Beauty represent bulk of Mars crust?

New spectroscopic analysis of “Black Beauty,” a meteorite found in the Moroccan desert, has given scientists a better picture of the crust beneath Mars’ red dust. The meteorite, also known as NWA 7034, is like no other rock ever found … Continue reading

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ALH84001′s carbonates record ancient climate

A new analysis of a Martian rock that meteorite hunters plucked from an Antarctic ice field 30 years ago this month reveals a record of the planet’s climate billions of years ago, back when water likely washed across its surface … Continue reading

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Meteoritic evidence of Mars water reservoir

NASA and an international team of planetary scientists have found evidence in meteorites on Earth that indicates Mars has a distinct and global reservoir of water or ice near its surface. Though controversy still surrounds the origin, abundance and history … Continue reading

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