Another lovely APOD Jupiter and Venus picture ... The Astronomy Picture Of the Day website has a new glorious picture of Jupiter and Venus together in the sky, along with a telescope, and children being shown this wonder. https://apod.nasa.gov/apod/ap230315.html ~*~*~*~ I got to thinking about Andrew II of Hungary, again. He seemed to be the [...]
Jupiter, Venus, and the ecliptic
(The two little crescents in the above picture are the planets Jupiter and Venus. Their shape is an artifact of my camera and blowing up the picture beyond what it can manage.) There are two definitions of the ecliptic that are easy to find. One says that the ecliptic is the plane of the earth's [...]
Earth’s evil twin?
I read an article the other day about Venus where it was called Earth's evil twin. In the same article runaway global warming was mentioned as the reason for the incredibly horrible, windy, acidic, hot surface of the planet. Now look at Venus. It has no magnetic field. It has no oceans. It has no [...]