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.

Sunday, April 13, 2025

Mercury Tempurature

"Mercury’s temperature varies from -280° F on its night side to 800° F during the day."https://www.astronomy.com/astronomy-for-beginners/20-unusual-space-facts/

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