Tuesday, 10 October 2017

Where Does the Sand Come From?


This image from NASA's Mars Reconnaisance Orbiter (MRO) shows one possible place where sand grains are being produced on Mars today. via NASA http://ift.tt/2yUEv9G

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Stages of Star Formation

This NASA/ESA/CSA James Webb Space Telescope Picture of the Month shows the giant molecular cloud Orion A, an area of the sky replete with s...