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Map diagram of the likelihood of seeing auroras

Friday, May 10, there was a lot of discussion on the news, on social media, and on different web sites about …

May 10, 2024
Free Astronomy Textbook Used by Over 1 Million Students

This time I am posting something a bit personal. I am the lead author of a free book that is part …

May 4, 2024

A rare eclipse of the Sun will be visible all over North America on April 8th.

March 23, 2024

This year February will have an extra day -- we discuss why?

February 11, 2024
Meteors from the Geminids in 2021

Wednesday evening and Thursday morning (Dec. 13-14) is the peak time for one of the best meteor showers of the year – the Geminids. 

December 10, 2023
The Perseus Galaxy Cluster Seen with the Euclid Space Telescope

The first images are coming in from the new Euclid Space Telescope and they are spectacular.

November 8, 2023
Stages during an annular eclipse

Saturday Oct. 14 North America will be treated to an eclipse of the Sun.

October 7, 2023
A partial eclipse of the Sun

Two eclipses of the Sun will be visible in North America during the 2023-24 school year.

August 19, 2023

We make suggestions for how best to see the 2023 Perseid meteor shower.

August 5, 2023
James Webb Space Telescope Movie

Explains a new movie of distant galaxies and remote time from the Webb Telescope.

July 18, 2023
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