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.

Tuesday, February 17, 2026

Mars warm

"A recent study showed that Mars was warm and wet billions of years ago. The finding contrasts with another theory that this era was mainly cold and icy."https://phys.org/news/2026-02-early-mars-icy-latest.html?utm_source=join1440&utm_medium=email&utm_placement=newsletter&user_id=66c4c92f5d78644b3ac5d5b4#google_vignette
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