Stellarium Web

Browser planetarium showing a star map for any place and time.

Artifact by Stellarium Labs

IndexedOpen source★ 659Science & mathsNo sign-up

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Opens stellarium-web.org in a new tab. Nothing to install.

Open Stellarium Web Source code

You provide: Location and time
You get: Interactive sky map
Account: No sign-up needed
AI: No AI: a plain tool
Your input: Not stated: check the tool's privacy notes before using private data
Price: Free to use
Made with: Open-source web app
Source: Open source
Link check: Answered on Nov 1, 2026

About

Stellarium Web is an open-source web app in the science math category (planetarium). It opens in your browser, so there is nothing to install. You provide location and time and get interactive sky map. It needs no account. It is a plain tool: no AI model is involved. The source code is public on GitHub (Stellarium/stellarium-web-engine).

Category: Science & maths · planetarium

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Signals

Stars: 659

Details

Auth: No auth
License: Open source
Repository: github.com/Stellarium/stellarium-web-engine
Website: stellarium-web.org/
First seen: Oct 31, 2026
Last checked: Nov 1, 2026
Source: GitHub

Cite this page

Stellarium Web: free online tool. Agent Mart. https://agentmart.dev/artifacts/stellarium-web (last updated 2026-11-01)