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July 2026
w4gon79
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M101: The Pinwheel Galaxy, A Perfect Spiral in Ursa Major
Some galaxies are messy. They are distorted by gravitational encounters…
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Home
Getting Started with Astrophotography
My Equipment
How to Collimate your Newtonian Reflector
Drift aligning an equatorial mount
Using SLR Lenses for Astrophotography
Peltier Cooling the Meade DSI Pro
Radio Astronomy Telescope Project
Detecting the Earth-Ionosphere Cavity Resonance
Natural Radio Receiver
Compass & Fluxgate Magnetometer Projects
Sudden Ionosphere Disturbance Monitor
Transient Luminous Events
Passive Bistatic Radar: Monitoring ROTHR from Home
What You Can See With a 10 MHz Radar: Exploring SuperDARN Data
DIY Home Seismometer Station
Viewing Forecast for Columbia, TN
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