Barred Spiral Galaxies

Springtime in the northern hemisphere is the season to observe galaxies, gigantic conglomerations of hundreds of billions of stars, interstellar gas, nebula clouds, and planets. In the center of each big galaxy lurks a massive black hole. My telescope “Baby” … Continue reading»

Manipulating Astrophotos

The UtahAstronomy e-mail discussion group recently hosted an exchange about the accuracy of astrophotos. Let’s begin by ignoring the deeper issues, such as whether color actually exists in space. When you consider that light is electromagnetic radiation moving in all … Continue reading»