Astronomy Packages

A tiny library to get the exact date and time in utc for certain points of the day for any desired location and date.

This is a library for easily generating artistic representation of planets and other celestial objects using three.js.

Download NASA Picture of the Day from your terminal!

Calculator of sunrise time as well as sunset time according to location(Long.,lat.) or city name.

degree <=> hms conversion functions for equatorial coordinates

Component library for an astronomical observatory control system frontend

A tiny JavaScript library for calculating sun/moon positions and phases.

Swiss Ephemeris binding for node.js

astronomical image display everywhere

Lightweight wrapper for interacting with NASA's API library.

Astronomical Algorithms for node.js

Swisseph bindings for Node.js

Sun calculation based on formula from http://aa.quae.nl/en/reken/zonpositie.html

A reusable component for interactive visualization of the Solar System

A logical model of our Solar System providing the positions of planets, moons and other celestial bodies as a function of time.

An astronomical HiPS visualizer in the browser

Node module to generate planetary ephemeris data for a given date and location. This module repurposes code created by Ole Nielsen in 2002 and Peter Hayes in 1999.

Calculate the moon phase

Javascript implementation of Moshier's ephemeris calculations for sun, planets, comets, asteroids and stars.

Astronomy Picture of the Day as a Graphistry Falcor routes