Jan. 19, 2021

A Rainbow on the Moon?

Observing some of my favorite places on the Moon.

Dec. 15, 2020

When a Planet Meets a Planet Comin' Through the Sky

Jupiter and Saturn meet up in their closest visible conjunction since the year 1226!

Nov. 10, 2020

How Many Stars Can You Fit Into a Square?

Counting stars for science, and how to find the most distant thing you can see with your unaided eyes.

Nov. 3, 2020

Jewel Boxes in the Sky

This week we highlight some of the star clusters that abound in Cassiopeia and Perseus.