Rocks From Mars Are Hitting Earth, And Something Is Odd About Their Age
Chunks of Martian rock ejected from their homeworld by processes such as violent impacts have wended their way through the Solar System to end up – smack! – crashing into Earth.
As we collect these samples of our neighboring planet, a curious pattern has emerged. Most of the samples seem to be rocks that formed on the red planet fairly recently; a peculiarity, given most of the Martian surface is so old.
https://www.sciencealert.com/rocks-from-mars-are-hitting-earth-and-something-is-odd-about-their-age #mars #meteorites #age #shergottite #volcanism