Telescope Buying Guides & Astronomy Tips for Beginners

An engineer's honest, first-hand review of the Celestron AstroMaster 70AZ — what it really shows, its weaknesses, who should buy it, and the cheap upgrades worth making.

An engineer's honest 2026 assessment of whether smart telescopes like the ZWO Seestar, Dwarf 3, and Unistellar Odyssey are worth the money for a suburban backyard.

An engineer's honest picks for the best telescopes under $200 in 2026 — what each scope really shows from a light-polluted backyard, plus the popular models to avoid.

An honest, engineer's-eye buying guide to the best telescopes under $300 in 2026, judged by real aperture-per-dollar and what they show from a light-polluted suburban backyard.

An engineer's honest guide to the best telescopes for planetary viewing in 2026 — why aperture and focal length win, and why planets are the light-polluted observer's best friend.

An engineer's honest, use-case-driven comparison of Celestron and Sky-Watcher telescopes in 2026 across beginner scopes, Dobsonians, GoTo, optics, and support.