On many recent Monday mornings, I’ve held a trivia contest on my live broadcast on Periscope. Here are the trivia questions, the correct answers, and the winners of the contest April 2, 2018. “History of Astronomy” almost covers all the trivia questions for today. The nebular theory of the origin of the solar system … More History of Astronomy Trivia Contest
I couldn’t convince my fellow Space Campers to join me to see the total lunar eclipse in 2007. After a day of intense training at the Huntsville center, I got my butt out of bed around 3:00 to observe the Moon move thru the umbra of the Earth’s shadow. My second day at Space Camp … More 2007 Lunar Eclipse at Space Camp
By 1984, Barbara and I were getting back into astronomy. She bought a small Celestron spotting scope and we began to get proficient at its operation. My interest in astrophotography was going to explode in a few years with the appearance of Comet Halley and an 8-inch Celestron, but at the time, observing was what … More Learning from the 1984 Annular Eclipse
From my calculations, the star HIP 28270 A was overhead at 2:30 pm June 17 in Pasadena, Texas. Ziekal, this is your star. This is a massive star, type B9, that is part of a double system in the constellation Auriga. At magnitude 8.5 it probably can not be seen with the unaided eye. This … More HIP 28270 A
For this experiment you’ll need to take two measurements at least 250 km (a little more than 150 miles) due north or south of each other. You will make a couple of observations, take some measurements, use some math, and discover if the surface of the Earth is curved, and, if so, by how much. … More Is the Earth Flat?
Scaling the Solar System Purpose: To understand the sizes and distances of solar system objects by making a scale model of the solar system based on the Sun as an eight-inch bowling ball. Make a couple of Predictions: If an 8” bowling ball represents the size of the Sun, what common object would represent the … More Scaling the Solar System
I am not an expert on Dark Matter or Dark Energy, I barely understand the reasons scientists think they’re out there. At the same time, I do like talking and reading about Dark Matter and Dark Energy. Today I ran into an article titled “The Dark Matter Poltergeist” by Dr. Katie Mack, and questions bubbled … More Questions about Dark Matter
Miss Leavitt’s Stars: The Untold Story of the Woman Who discovered How to Measure the Universe By George Johnson Atlas Books, 2005 One night at the observatory a voice in the dark asked “How do I reconcile the information that the Andromeda Galaxy is 2 million light years away with the growing number … More “Science lies not in the facts themselves but in their arrangement.”
One of my Periscope followers recently asked if I was aware of Earth’s twin planet, you know, the one scientists refuse to acknowledge? Reporters on board a helicopter had photographed it eclipsing Venus, he said. There’s even a YouTube video of the mysterious event. I don’t make a habit of tracing down every story … More Did a Mysterious Earth-Twin Eclipse Venus?
Neptune, the eighth planet from the Sun, is shown here in the middle of this image with the moon Triton just below it and to the left. This is a one second exposure and North is down and to the left. Taken at 8:40 pm on October 30, 2016 with the Prompt 3 telescope in … More The god of the seas and the messenger of the seas visit the water carrier