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, December 10, 2025

Mars dust storms

"Scientists have theorized for decades that there could be lightning on Mars. And now, NASA’s Perseverance rover has finally gathered direct evidence of electrical sparks in Martian dust storms and dust devils."https://earthsky.org/space/lightning-on-mars-dust-storms-dust-devils-perseverance-rover/?mc_cid=24eba3abfd&mc_eid=7fad6b6067
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