1. Choose a location with a good view of the western horizon from which you can clearly observe the Sun at sunset. It is important that you make all of your observations from exactly the same location. Make a careful drawing of the western horizon. This drawing should be large enough to run most … More Position of Setting Sun
One of the really great benefits of teaching astronomy is having a group of people who are somewhat interested in the subject, to talk with about current events and astronomy in general. I’ve enjoyed the opportunities to speak before community groups, and, again, the conversations with members of the audiences are the best part. And … More Let’s Talk Astronomy
I must have been good this past year, because Santa was very nice to me!. The meteorite specimen she left this year is Dar el Kahal from Mali. The fall was not observed, but the meteorite was found in 2013. My new addition to the collection is 540 grams, pretty dense. The total mass of … More Another One Bites the Dust!
Barbara gives me lots of wonderful books and in 1999 she gave me The Soul of the Night (1996). I enjoyed it and searched for another by the author, Chet Raymo. I found Skeptics and True Believers (1998) and consumed it. I found a morsel of beauty in this wonderful work! In chapter 3, Raymo … More Skeptic in 1999
The last time we had a full Moon on Christmas, Jimmy Carter was President. The next time will be in 2030. But Friday night, we will not be looking at a Full Moon. The duration of the Moon’s “fullness” actually lasts mere seconds. On Friday, December 25, 2015, our Moon will be full in the … More Christmas Moon and Rudolph’s Nose at Cline Observatory Friday night
December 21, 2015. This day could well be remembered as the day a revolution happened in space travel. Congratulations to all the Space X people on this wonderful event. SpaceX launches Falcon 9, successfully lands booster, video after the ad:
Very exciting news that Voyager has left the solar system. (Well, not quite,,,it still hasn’t reached the Oort Cloud!) What’s out there? The ISM is mostly gas (99%) with a little fine dust (1) spread thinly between the stars