moon


You Don’t Always Get What You Want

We had some clear skies here for a few days, and although I’ve been too busy to stay up all night for deep-space object (DSO) photography, I had been waiting for the opportunity to try planetary imaging with the ASI174 camera I got a few months ago, and there was a transit of Io across Jupiter happening that night.  I didn’t get it. Here’s what happened:  The picture above was taken well before the transit started (I think the dim spot just to the left of Jupiter is Io) with the camera attached directly to my 8″ EdgeHD telescope.  This […]


Lunar Eclipse

Buy a Print On December 10, 2011 we had a total Lunar eclipse starting at about 4AM. A lunar eclipse is when Earth comes directly between the Sun and the Moon, so the Moon is in our shadow. Although it is much dimmer than the Moon is normally, it is still easily visible, being illuminated by light coming around Earth. The orange color is due to the refraction of light through Earth’s atmosphere. This is the same effect that makes the sky appear blue to us here on Earth.  Scope: AT111EDT at f/5.6 Mount: AP Mach1GTO Camera: QSI 583 Exposure: […]