92 packages found
A tiny JavaScript library for calculating sun/moon positions and phases.
A tiny JavaScript library for calculating sun/moon positions and phases.
astronomical image display everywhere
A tiny JavaScript library for calculating sun/moon positions and phases.
Polynomial expressions for delta-T provided by NASA.
Fifteen observations of the vertical semidiameter of Venus, made by Lieutenant Herndon, with the meridian circle at Washington, in the year 1846.
A parser for star classification codes
Swiss Ephemeris binding for node.js
Javascript implementation of Moshier's ephemeris calculations for sun, planets, comets, asteroids and stars.
Node.js library, which has increased usability in @hatijs/core library.
A library for calculating the rising and setting times of stars.
ES6 module to compute estimates of ΔT — the difference between local/civil time and uniform/dynamical time
Downloading astronomy picture of the day from the command line done right!
Calculate the moon phase
Implementation of the Astronomical Algorithms of Jean Meeus in Javascript
Implementation of the Astronomical Algorithms of Jean Meeus in Javascript
A star map with D3.js
Implements Astronomical Calculations Found in the Book Practical Astronomy With Your Calculator
An astronomical library
Sun calculation based on formula from http://aa.quae.nl/en/reken/zonpositie.html