Here is the sky this Wednesday evening –
Continue reading “Past Earths revisited, and the software that finds them”
Category: astronomy
A trail of Earths, re-sent
I apologize for sending this post a second time. I forgot one step: putting in the “Read more of this post” interruption. That meant that the whole thing was in the email, and you couldn’t read it like a web page, or enlarge the pictures in the way I suggested at the end.
A trail of Earths
Here is the sky scene this evening – with a startling addition.
The Leonids may or may not Roar
The Leonid shower is notorious – outrageous – flamboyant – incomparable – erratic – bipolar.
Venus hovers near Spica
Watch out for a new product, to be called the “Zodiacal Wavy Chart.” This is a snippet of it:
This evening’s sky
Venus passages compared
The brightest planet will on October 26 rush between us and the Sun.
I’m early in getting this to you, because Continue reading “Venus passages compared”
The speed of sound and the speed of day
Earth is a spinning ball, we are insects Continue reading “The speed of sound and the speed of day”
Kepler’s Equation
What is it? That was the last question in my Continue reading “Kepler’s Equation”
Moon Ahead!
We’re looking ahead in more than one sense: the Moon will be at its Last Quarter Continue reading “Moon Ahead!”