Show HN: AstroHelm – Use your phone camera to aim a telescope or telephoto lens
AstroHelm, posted on Hacker News, is a software tool that lets users employ their smartphone camera as a guide for aligning telescopes or telephoto lenses. By overlaying visual cues on the live camera feed, it assists in precise aiming, simplifying astrophotography and long‑range photography for both amateurs and professionals. It supports multiple celestial objects and can be calibrated with a simple star alignment.