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Astronomy

All the posts.
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

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

August 5, 2023

The Webb Telescope has found a complex building block of life in a galaxy seen just 1.5 billion years after the Big Bang.

July 4, 2023
The arrow points to the star that exploded

Astronomers have seen a star explode in a nearby galaxy. Such explosions are part of the recycling scheme of the universe.

May 28, 2023
The Andromeda Galaxy

Check out an Older Hubble Telescope Image that will Leave You Star-struck We astronomers often talk about the vastness of things …

March 17, 2023
New Comet ZTF

There is a faint new comet in the sky, on an orbit that took it some 50,000 years to come in …

January 27, 2023
Astronomy Archives - Andrew Fraknoi - Astronomy Lectures - Astronomy Education Resources