The Universe is vast and ancient. Large telescopes
have imaged galaxies that are billions of light-years
distant. Is it possible to capture an image of one of
these very remote objects without a telescope?
Recording
Handout
Building a Tellurion
A tellurion is a model of the Earth-Moon-Sun system
that demonstrates the changing seasons, the phases
of the Moon, and predicts eclipses.
Recording
Handout
iOptron SkyTracker
The iOptron SkyTracker is a motor-driven camera
mount that allows long-exposure photographs of the
night sky to be taken without the stars trailing.
Recording
Handout
K2 Star Tracker
K2 is a low-cost star tracker that I designed, built,
tested and then used to photograph the night sky.