They’re also comparatively low-cost which is a major key in a hobby whose costs can get high quickly, but not even the telescope needs to be that expensive. A Dobsonian telescope can be put ...

As the name suggests, this project is based around a Dobsonian-style telescope: Newtonian tube with simple altazimuth base. Aside from the mechanical construction, this system uses an ESP32 as its ...

Two groups in Kolkata related to astronomy have created what they claim to be the largest handmade telescope in the city — a 14.5-inch f/5 Dobsonian that is low-cost, powerful, and easy to handle.