Visualizing the music of the spheres

We have known for thousands of years that the sky is full of harmonies and rhythms. Pythagoras called it the “music of the spheres.” As part of the build-up to next week’s great conjunction, Steffen Thorsen (CEO of timeanddate.com) and I have written a piece for Sky & Telescope on the pattern of closer-than-usual approachesContinue reading “Visualizing the music of the spheres”

The top ten ephemeral moments in the sky

As part of the build-up to next week’s Mercury transit, I’ve put together a list for Sky & Telescope on the top ten fleeting phenomena in astronomy… https://www.skyandtelescope.com/observing/top-ten-ephemeral-moments-sky/ At Number 10: An Overhead Pass of the International Space Station. Image: Bob King. Coming soon: there will be a lovely ‘ephemeral moment’ at the end ofContinue reading “The top ten ephemeral moments in the sky”