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Stop shipping a 1990s C library to compute planets. Xalen is the pure-Rust, Apache-2.0 replacement for Swiss Ephemeris.

Stop shipping a 1990s C library to compute planets. Xalen is the pure-Rust, Apache-2.0 replacement for Swiss Ephemeris.

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5 min read
How to Find a Blue Moon Using Panchang JSON

How to Find a Blue Moon Using Panchang JSON

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3 min read
Computing Moon Phase in 150 Lines of JavaScript — Julian Date, Synodic Month, and SVG Terminator

Computing Moon Phase in 150 Lines of JavaScript — Julian Date, Synodic Month, and SVG Terminator

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7 min read
Building a Saju (Korean Astrology) Calculator from Scratch in Python

Building a Saju (Korean Astrology) Calculator from Scratch in Python

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2 min read
The SKA Will Generate 700 Petabytes Per Year Across Two Continents. The Routing Problem Is Familiar.

The SKA Will Generate 700 Petabytes Per Year Across Two Continents. The Routing Problem Is Familiar.

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8 min read
Swiss Ephemeris PHP: A 1:1 FFI Wrapper for Astronomical Precision in PHP 8.3+

Swiss Ephemeris PHP: A 1:1 FFI Wrapper for Astronomical Precision in PHP 8.3+

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3 min read
Multi-Resolution Astronomical Image Alignment: Preserving Astrometry and Quality Across Detector Channels

Multi-Resolution Astronomical Image Alignment: Preserving Astrometry and Quality Across Detector Channels

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9 min read
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