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.

Saturday, September 20, 2025

Perseverance found something astonishing

"While sampling ancient, dry riverbed rocks on Mars, NASA’s Perseverance rover found something astonishing."https://bigthink.com/starts-with-a-bang/organics-mars-means-for-life/?utm_source=substack&utm_medium=email&utm_campaign=swab

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