Freeman Dyson died in 2020. I was lucky to have a long talk with him Continue reading “Dyson and the archipelago of the asteroids”
Category: astronomy
Last of the rambling holidays
Today is Whit Sunday, or Pentecost, the 7th Sunday after Easter. More about this Continue reading “Last of the rambling holidays”
We were there
The Moon will reach its first-quarter position, where it looks like a D, on May 23 Continue reading “We were there”
Below sunset and below Approval
Planets continue to tangle, inconveniently close to the Sun. Continue reading “Below sunset and below Approval”
We cross the Halley stream in May
Meteors of the Eta Aquarid shower are most likely Continue reading “We cross the Halley stream in May”
Lyrids and Mosquitoids
Look in the sunset-to-midnight hours of April 21 and 22 Continue reading “Lyrids and Mosquitoids”
Fish out of hiding
The four-planet crowd in the dawn twilight is better placed Continue reading “Fish out of hiding”
Hormuz and Ormuzd
There is a strait on the Moon, Continue reading “Hormuz and Ormuzd”
Four planets tangle
Mercury, Mars, Saturn, and Neptune move into a grouping Continue reading “Four planets tangle”
Easterly comet
April is the month when Comet C/2025 R3 PANSTARRS comes whiling down Continue reading “Easterly comet”