Astronomy

DIY planetarium projectors & museum

DIY planetarium projectors & museum

Planetarium makers do awesome work, even building “home-domes” for exhibition – The Home Planetarium Association welcomes all those who build small planetariums for home, school, museum, or other personal use. A quarterly newsletter is produced; This includes collecting toy planetaria, operating older or small professional units, or just fondly remembering childhood trips to planetariums around […]

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Homemade 400mm binoscope

A big Keanu “whoa!” for this 400mm binoscope (binocular telescope) being built by an enterprising Frenchman. He’s spent three years on it so far. It’s not done, but it is operational. The engineering on this is gorgeous. The carriage system is almost as cool as the scope itself! There’s only one other video on YouTube, […]

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