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, August 30, 2025
Dark Matter
"Dark matter is a mysterious substance thought to compose perhaps about 27% of the makeup of the universe."https://earthsky.org/astronomy-essentials/definition-what-is-dark-matter/?mc_cid=3ee37b044c&mc_eid=7fad6b6067
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