Soon (Tuesday) we set sail for a sea voyage to the March 20 eclipse, so Continue reading “Scared of a shadow”
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Polyhedrons IV: Dodeca
The five regular or “Platonic” solids are abstract shapes, but they sometimes take material forms. Continue reading “Polyhedrons IV: Dodeca”
March madness
Two things happen to the Sun at this time of year: Continue reading “March madness”
Polyhedrons III
This is how the stellated stars in the cover picture of Astronomical Calendar 2015 look with the shading of their faces re-thought. Continue reading “Polyhedrons III”
Polyhedrons II
In case you’ve forgotten what those beasts are, here are the five regular polyhedrons Continue reading “Polyhedrons II”
Dim third
Another “trio.” On the evening of March 4, look for Venus, Mars, and Uranus, at their tightest grouping, in the after-sunset western sky. Continue reading “Dim third”
Icy Orange
Planet ad absurdum
Mercury will tomorrow be farthest out from the Sun Continue reading “Planet ad absurdum”
Dam Time
Time flows, but we keep trying to cut it into pieces, like using a sword to chop a river. Continue reading “Dam Time”
Venus-Mars-Moon Trio
I already glimpsed this scene out of a train window Continue reading “Venus-Mars-Moon Trio”