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February YCAS Events


Saturday afternoon, February 20, 2016 at 2:00pm One World, One Sky, 2:40 StarWatch, 3:20pm Rusty Rocketís Last Blast. Saturday evening, February 20, 2016 at 2:00pm One World, One Sky, 2:40 StarWatch, 3:20pm Rusty Rocketís Last Blast. See details: Planetarium


On February 20, 2016 Come and view the night skies with YCAS astronomers through one of our telescopes and let our experienced members guide you on a tour of celestial wonders, including stars, planets, nebulae, and the moon. See details: Public Observing


C/2013 US10 (Catalina)

Comet Catalina above was imaged by Harry Kimmel from Hanover, Pennsylvania with a 1600mm, 8-inch RC at f/8, Canon modified camera, CLS-CCD filter. About a 1/2 hour of light collected in 3 min increments. Comet Catalina is currently near Polaris the North Star and on the 30th of January will be an Angular separation of: 08į29'19.306" from Polaris. The comet is at 6.4 magnitude and visible with binoculars from a dark site. See Spaceweather


Observing The Moon

Below is an image of the lunar crater Schiller taken by YCAS member Mike Wenz. It was taken at the YCAS observatory at John Rudy Park in York, PA using the York County's LX-200 telescope and his  DMK21AF04 CCD camera. The images were stacked using around 1000 exposures out of 1500 exposures and processed using Registax. See: Lunar images


YCAS Member Discovers Asteroids

YCAS member John Sachs discovered two new unknown asteroids. For more information of discovery and animations see: Discovery



Imaging The Moon

Below images by Michelle Wenz showing sunrise on the Lunar surface. Animation was made from Michelle's images. See More here: Lunar Sunrise

York County, Adams County, Pennsylvania Astronomy The Scout Merit Badge Program

I stood and stared; the sky was lit,
The sky was stars all over it,
I stood, I knew not why,
Without a wish, without a will,
I stood upon that silent hill
And stared into the sky until
My eyes were blind with stars and still
I stared into the sky. --Ralph Hodgson (1913)

The York County Astronomical Society, Located in York, Pennsylvania

The York County Astronomical Society, Inc. is a non-profit organization dedicated to the advancement of the science of astronomy.

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