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lunar-eclipse

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Astro: Go Astronomy Algorithms Library - Chinese Lunar Calendar, Solar/Lunar Eclipses, Sun/Moon/Planet Positions, Rise/Set, Planet Events, Stars, Coordinates, Orbits, Sundials and Lightweight Ephemerides (天文算法 Go 库:农历、日月食、日月行星位置、升落、行星天象、恒星、坐标、轨道、日晷与轻量星历)

  • Updated Oct 20, 2026
  • Go
Eclipse-Simulator-3D

3D solar eclipse simulator built with Unreal Engine 5, a Python/Skyfield backend (JPL DE441 ephemerides) and Cesium terrain. It renders umbra and penumbra cones in 3D, computes C1–C4 contact times, and covers 71,264 solar eclipses and 72,272 lunar eclipses from 13,000 BC to 17,000 AD.

  • Updated Nov 8, 2026
  • C++
moon-phase-calendar

Free moon phase calendar: today's moon, month and year calendars of moon phases with exact times in your time zone, moon signs, full moon names, supermoons, blue moons and lunar eclipses, and what each phase means.

  • Updated Oct 10, 2026
  • JavaScript

Geocentric solar-system model and 3D simulator implementing the Expanding Solar System Resonance Theory — analytic, parametric, certified across ±500 Myr, navigable from the Earth–Moon genesis (4.43 Ga) to +1 Gyr

  • Updated Nov 11, 2026
  • JavaScript

纯 Dart 天文与历法库:天体位置、节气月相、日月食、恒星、农历与太阳时,无运行时依赖。Pure Dart astronomy and calendar library: celestial positions, solar terms, moon phases, eclipses, fixed stars, Chinese calendars and solar time. No runtime dependencies.

  • Updated Sep 11, 2026
  • Dart

天象预报模块 · Astro Forecast|中国古天文历法离线预计算引擎(Skyfield + DE421)+ WordPress 发布插件。二十四节气、日月食、行星合冲留逆、流星雨、日出日落与晨昏蒙影;四张表、七短代码、八模板、六道自校验闸门。纯离线计算,前端零实时计算。 Zenodo DOI: 10.5281/zenodo.22950007 | Offline engine for Chinese calendrics (Skyfield + DE421) plus a WordPress publishing plugin: four tables, seven shortcodes, eight templates, six self-check gates.

  • Updated Oct 7, 2026
  • Python

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