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, September 21, 2025

Life on Mars

"A recent analysis of the Sapphire Canyon mudstone core, drilled by NASA’s Perseverance rover in July 2024, adds new evidence to the ongoing search for life on Mars."https://www.earth.com/news/nasa-announces-discovery-of-life-on-mars-with-high-degree-of-confidence/#google_vignette
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