Meteorite hunter Roberto Vargas tracks fireballs on the internet and then goes to see if he can find them. Usually I’m alerted that something has fallen or that people have seen a fireball through the ...
"We dated these minerals in the Martian meteorite Lafayette and found that they formed 742 million years ago. We do not think there was abundant liquid water on the surface of Mars at this time.
A 4.45 billion-year-old zircon grain, extracted from a Martian meteorite found in the Sahara in 2011, suggests Mars once had boiling hydrothermal systems similar to Earth's volcanoes, according to ...
Its unusual appearance tipped off its finder, and it soon passed into the hands of a meteorite dealer in Morocco ... to probe the chemistry of the grain. They found trace amounts of iron, aluminum ...