Stellarium

Stellarium

Download Stellarium free for PC and phone


Transform your computer into a powerful virtual telescope with this free, open-source planetarium. It renders a breathtakingly realistic sky in real time from any location on Earth, allowing you to observe stars, planets, constellations, and nebulae. Travel through time to see past or future celestial configurations and use the intuitive search to navigate cosmic objects. The flexible interface supports full-screen and windowed modes, while hidden control panels grant access to hundreds of settings for fine-tuning your observations. The perfect tool for amateur astronomers, students, and anyone curious about exploring the universe from home.


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02 Jun 2026
Title Stellarium
Size 438.9 MB
Price free of charge
Category Utilities
Developer Stellarium
System Windows
438.9 MB
4

163 reviews
1467

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The content of games with a PEGI 3 rating is considered suitable for all age groups. The game should not contain any sounds or pictures that are likely to frighten young children. A very mild form of violence (in a comical context or a childlike setting) is acceptable. No bad language should be heard.

Equivalent to E (low end) and EC (which is no longer used). 435 titles were rated PEGI 3 in 2020.
PEGI Rating

Stellarium installation

download

Click on the Download button to start downloading Stellarium for Windows from Maombi.com

open

Open the .exe installation file in the Downloads folder and double click it

props

Follow the instructions in the pop-up window to install Stellarium on Windows Desktop

run

Now you can open and run Stellarium on your PC

Stellarium Features

Stellarium is your personal planetarium, turning your computer screen into a window to the universe. The app offers incredibly realistic real-time rendering of the starry sky, allows you to travel through time and space, and includes powerful tools for finding and studying celestial objects. Dive into astronomy with detailed visualizations of planets, constellations, and deep-space phenomena.

Realistic Sky

A fully authentic, highly detailed depiction of the starry sky, featuring planets, nebulae, and galaxies.

Time Travel

Observe the positions of celestial bodies from any point on Earth, in the past or the future.

Powerful Search

Quickly locate any star, planet, constellation, or other astronomical object with ease.

Flexible Interface

Switch between full-screen and windowed modes, and customize menu displays to suit your workflow.

Telescope Mode

Simulate the view through an eyepiece with adjustable magnification for an authentic observing experience.

Global Perspective

Explore the view of the Milky Way and constellations from any country in the world.

Stellarium overview

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    01

    Explore the night sky with an app that shows the position of artificial satellites and other celestial objects live. An intuitive interface lets you adjust the viewing angle and get up‑to‑date info on altitude and distance. Dive into astronomy by watching celestial bodies move, and pull data on each object—including orbital parameters and coordinates

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    02

    Step into the wonders of astronomy with an app that lets you observe planets and stars in real time. Explore details of worlds like Jupiter, learning about their orbits, distances, and other key data. Easy navigation across the starry sky and customizable display options make exploring space both engaging and accessible

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    03

    Study the starry sky by setting your exact location for precise observations. Choose a city and region, then adjust time parameters—including automatic seasonal adjustments. Watch satellites and other celestial objects while receiving current position data. Use the map to quickly find any spot on the celestial dome

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    04

    Immerse yourself in the fascinating realm of astronomy, where you can observe planets and their moons live. Explore details of objects like Jupiter and its satellites, getting current information on their features. Move effortlessly across the starry sky, unlocking endless possibilities for cosmic discovery. Access a wealth of data on stars and planets to make every observation more insightful

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    05

    Tailor the interface to your liking by adjusting font sizes and element colors. The app can control telescopes, automatically adjusting focus and field of view. Enable automatic mode switching to simplify observations. Track moving objects with maximum exposure time and obtain precise coordinates for your sessions—making stargazing even more captivating

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    06

    Discover the world of astronomy with an app that tracks artificial satellites in real time. Learn details about each object: its position, speed, and characteristics. Accurate satellite data turns sky‑watching into an engaging, informative experience. Dive into space exploration and follow satellite movements right from home

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    07

    Explore the cosmos with powerful tools for astronomical calculations. Easily determine planetary phenomena by adjusting parameters like time and maximum separation. Get precise data on object positions, their separation, and altitude above the horizon. A clean interface lets you quickly export results and share them with fellow astronomy enthusiasts

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    Explore the night sky with an app that displays stars, planets, and meteors in real time. Find celestial objects simply by moving the cursor across the screen. You’ll be able to study distances to stars and their properties, making astronomy both approachable and thrilling. Unravel the mysteries of the cosmos and enjoy breathtaking views!

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    09

    Journey through the vast expanse of space with an app that lets you observe stars and constellations live. Examine details of objects like the Pleiades and pull up information about them. Adjust the visibility of celestial bodies to see them in their best light. Dive into astronomy and uncover the secrets of the universe without leaving home

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    10

    Explore the starry sky with an app that unveils the secrets of astronomy. Watch planets and their orbits, and gather information on stars and constellations. Diving into astronomy becomes effortless thanks to a simple interface and beautiful visuals. Tweak object visibility and savor the beauty of the cosmos right from your window

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    Get captivated by studying the starry sky, where each evening reveals new horizons. Easily locate constellations and watch their motion with a detailed map. The app lets you adjust time and date to see how the sky looked in the past or will look in the future. Immerse yourself in astronomy and enjoy the beauty of space from home

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    12

    Explore the starry sky in real time, observing constellations and celestial objects. Adjust the time and location of observation to see how the sky changes over hours or centuries. You’ll be able to study astronomical phenomena and pull information on planets, stars, and galaxies. Dive into the world of astronomy and unlock the mysteries of the cosmos

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Stellarium

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