astronomy

Does anyone have any experience home brewing a radio telescope? I’d really like to make one myself, both because it seems fun and challenging, and because it would probably be cheaper than buying one of there are any consumer grade radio scopes. I’m aware of some tutorials online, and one concern that I have is that many of...

Hey everyone! I’m putting on stargazing classes in my city with the help of the city parks dept. It involves lugging out 12" dob (we mostly hang out ~120x mag, but I have plans to really juice the magnification if we get small classes and good seeing), some binoculars, and a green laser pointer. I just did the first one last...

Ars has previously written admiringly of Pettit’s work, but his latest image deserves additional mention. When I first saw it, I was dazzled by its beauty. But when I looked further into the image, there were just so many amazing details to be found....

Mars disappeared behind the full Moon for a little more than an hour Monday night, an event visible across most of North America and parts of Africa.

Dr. Ridden is the 4th author listed on the scientific paper. He is explaining the research in layperson terms. This is the kind of person to subscribe and follow. Upload/Paper/Press Release:...