CTA – Sheila Crosby

Sunday Photo: the sun behind the LST

January 19, 2020

I needed one last photo of the MAGIC telescope for my guide book update, so I went up to the observatory just before sunset. I got what I needed for the book, and I also saw the setting sun sparkling between the segments of the Large-Sized Telescope mirror. I really hope that I’m going to finish writing the book update next week. That’ll still leave layout, proof-reading, corrections and printing,…

Sunday Photos: The solar system and the Large Size Telescope

March 4, 2019

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On Saturday I brought up my model solar system for my clients. The sun is too small. to be in scale with the planets, it ought to be 4m in diameter, but that’s rather inconvenient to fit in the car. The first four planets (Mercury, Venus, Earth and Mars) are marbles and too small to see in the photograph, but the girl in the foreground is holding up the Earth….