Stellarium - Astronomy
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Stellarium

9.0
Excellent
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description Stellarium Overview

Stellarium is a free, open-source planetarium software that allows you to explore the night sky from anywhere in the world. It accurately simulates the positions of stars, planets, and constellations in real-time. With its intuitive interface and extensive features, it's an excellent tool for learning about astronomy and planning observing sessions.

help Stellarium FAQ

What is Stellarium?

Stellarium is a free, open-source planetarium software that allows you to explore the night sky from anywhere in the world. It accurately simulates the positions of stars, planets, and constellations in real-time. With its intuitive interface and extensive features, it's an excellent tool for learning about astronomy and planning observing sessions.

How good is Stellarium?
Stellarium scores 9.0/10 (Excellent) on Lunoo, making it one of the highest-rated options in the Astronomy category.
What are the best alternatives to Stellarium?
See our alternatives page for Stellarium for a ranked list with scores. Top alternatives include: PixInsight, TheSkyLive, Celestron C11 XLT.
How does Stellarium compare to PixInsight?
See our detailed comparison of Stellarium vs PixInsight with scores, features, and an AI-powered verdict.
Is Stellarium worth it in 2026?
With a score of 9.0/10, Stellarium is highly rated in Astronomy. See all Astronomy ranked.

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