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How to make your large dobsonian portable
Monday, May 11, 2026 by Russ Scritchfield
We all love large optics. Nothing brings the universe closer than a really large mirror. A massive aperture has a way of transforming the night sky from something distant and abstract into something immediate and alive. Spiral arms stop being faint suggestions and become textured structures. Globula...
iPhone plate solving app AstroHelm launches
Monday, May 11, 2026 by Austin Harris
Astronomical plate solving is a process used in astrophotography and telescope control to determine exactly where a telescope or camera is pointed in the night sky. Traditionally, this requires specialized software that takes an image from an astronomy camera, analyzes the pattern of stars in tha...
NEAF 2026 details
Friday, April 10, 2026 by Richard Harris
The Expo takes place at SUNY Rockland Community College, 145 College Road, Suffern, NY 10901. Show hours are Saturday from 9 am to 6 pm and Sunday from 10 am to 5 pm. Children 12 and under enter free with a parent. Students 17 and younger, or any student with a valid high school or college ID, are a...
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Galaxies previously unseen discovered with help from physicist
Tuesday, March 24, 2026 by Richard Harris
I chase photons that perhaps left their homes before our oceans found their tides (if you believe photos actually travel anyway). Those photons slide into a sensor as if they are shy travelers, and if I treat them with patience they will draw a picture that was always there, just hidden under the no...