What makes constellations?

Constellations are named after a Greek or Roman God. They were made to help sailors find their way. Now they are used to help more people find their way. In this world such help is very useful.

Thursday, July 25, 2024

NASA vein

"A vein-filled rock is catching the eye of the science team of NASA’s Perseverance rover." https://www.jpl.nasa.gov/news/nasas-perseverance-rover-scientists-find-intriguing-mars-rock?utm_source=iContact&utm_medium=email&utm_campaign=nasajpl&utm_content=perseverance20240725
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