https://github.com/observerly/astrometry

observerly’s lightweight, zero-dependency, type-safe astrometry library for TypeScript. Accurately determine the positions of the Sun, Moon, and planets, handle coordinate transformations with ease, calculate transit times for any celestial object, and integrate precision astronomy into your projects with clean, dependency-free code.

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Last synced: 17 Jan 2026

https://github.com/observerly/perseus-on-the-edge

observerly's Edge runtime API of stars, galaxies and other astronomical bodies, adhering to the OpenAAS standard.

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Last synced: 17 Jan 2026

https://github.com/observerly/polaris

Polaris is a fully tree-shakeable zero-dependency Typescript library for performing astrometric and astronomical calculations.

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Last synced: 17 Jan 2026

https://github.com/observerly/dusk

🌑 Dusk is a Go library for calculating astronomical twilight, the lunar phase and the rise and set times of the moon and sun.

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Last synced: 15 Jan 2026

https://github.com/observerly/iris

Iris is a zero-dependency, pure Go library for interoperating with ASCOM Alpaca exposure data structures and the FITS astronomical image format.

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Last synced: 17 Jan 2026

https://github.com/observerly/fits

fits is observerly's zero-dependency library for reading images stored in the FITS astronomical format written in Typescript.

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Last synced: 17 Jan 2026

https://github.com/observerly/perseus

observerly's FastAPI of stars, galaxies and other astronomical bodies, adhering to the OpenAAS standard.

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Last synced: 17 Jan 2026

https://github.com/observerly/nocturnal

🌑 Nocturnal is observerly's Gin Gonic API for Lunar and Solar advanced scheduling, that utilises Dusk.

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Last synced: 17 Jan 2026

https://github.com/observerly/alpacago

Alpacago is a Go library for interoperating with the ASCOM Alpaca API standard for astronomical devices.

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Last synced: 17 Jan 2026

https://github.com/observerly/rpc

An implementation of an proof-of-concept RPC control server for astronomical observatories.

Last synced: 14 Jan 2026

https://github.com/observerly/skysolve

observerly's zero-dependency pure Go plate solving library for astronomical images adhering to the WCS and SIP standards

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Last synced: 17 Jan 2026

https://github.com/observerly/nova

observerly's lightweight utility gRPC API for performing astrometric plate solving, alignment and stacking

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Last synced: 17 Jan 2026

https://github.com/observerly/sidera

Sidera is a lightweight, research-grade, zero-dependency type-safe Go library for astronomical calculations to plan your observations.

Last synced: 17 Jan 2026

https://github.com/observerly/hyper

Hyper is observerly's Typescript + Vite client for interoperating with the Fiber ASCOM Alpaca API.

Last synced: 17 Jan 2026