– Is May 5, 21 UT.
That is to say, the peak of the Eta Aquarid meteor shower is expected to happen, this year, at that Universal Time, which is Continue reading “The ETA of the ETA”
Guy’s Blog
The Moon Moves Up as the moon moves down
If you go out late this evening and your south-eastern horizon is clear, you will see a nearly full moon rising, and above it the red star Antares. Continue reading “The Moon Moves Up as the moon moves down”
And next: the 2026 eclipse
April 8 was a peak of eclipse excitement. Already the world is looking forward to another peak. And it happens that there is a curious relationship between these successive total solar eclipses.
Continue reading “And next: the 2026 eclipse”
Meteors from Lyra, but Moon in Virgo
Here is the group of four illustrations about the Lyrids Continue reading “Meteors from Lyra, but Moon in Virgo”
The eclipse by stages
Here’s another kind of diagram: Continue reading “The eclipse by stages”
Dome rebuilt
Here is the sky for Austin, Texas, during the April 8 eclipse. Continue reading “Dome rebuilt”
Vacancy in the calendar
Today used to be April 1, All Fools Day, Continue reading “Vacancy in the calendar”
Sun and Son Rise
Easter morning will be a good time to look east for the rising Sun – Continue reading “Sun and Son Rise”
Nowai musamm
In the night between March 30 and 31, Continue reading “Nowai musamm”
Red light ahead
As the Moon circles toward its last-quarter phase, where it will cross our orbit in front of us, it shows us our view ahead in our own orbit.
The Moon again passes the red giant star Antares – Continue reading “Red light ahead”