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.

Wednesday, May 22, 2024

Mars Mission

"Europe’s upcoming Mars mission will use a pioneering nuclear-powered device that harnesses the radioactive decay of americium to keep its components warm — a first for spacecraft."

https://www.nature.com/articles/d41586-024-01487-6?utm_source=join1440&utm_medium=email&utm_placement=newsletter
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