1.7.1 Safe to install
Explore the Universe with Celestia - Space Simulator

Celestia invites users to embark on an immersive space exploration experience, allowing them to travel through a 3D universe with realism and detail.
Celestia is a real-time 3D visualization software that provides users with an immersive experience in exploring the vastness of our universe. From planets and moons to star clusters and galaxies, Celestia simulates a wide range of celestial objects, presenting them in stunning detail from any desired perspective.
With its accurate calculations of the position and movement of solar system objects in real time, Celestia offers a truly interactive planetarium experience. Users can effortlessly navigate to any celestial body and even land on its surface. Whether observing Jupiter's system of moons or gazing at the sky from another planet, Celestia provides precise positions of solar system objects.
One of the standout features of Celestia is its expandable content. Users can customize their experience by easily adding new objects, such as comets or stars, as well as high-resolution textures of Earth and other well-mapped celestial bodies. Furthermore, Celestia offers 3D models for asteroids and spacecraft on precise trajectories, allowing users to explore both real and fictional objects.
If you're seeking a powerful and versatile tool to explore the wonders of space, Celestia is an excellent choice. Its intuitive interface, accurate simulations, and customizable content make it a valuable resource for both professional astronomers and enthusiastic stargazers alike.
Please refer to the End User License Agreement (EULA) for further information on the terms and conditions associated with Celestia: EULA Link.
Overview
Celestia - Space Simulator is a Freeware software in the category Education developed by 林峰 李.
The latest version of Celestia - Space Simulator is 1.7.1, released on 07/05/2024. It was initially added to our database on 01/16/2024.
Celestia - Space Simulator runs on the following operating systems: iOS.
Users of Celestia - Space Simulator gave it a rating of 5 out of 5 stars.
Pros
- Realistic simulation of space environments
- Rich graphical detail, enhancing the immersion
- Supports a wide variety of spacecraft and scenarios
- Educational value, helping users learn about space mechanics
- Active community for support and mods
- Regular updates from the developer, adding new features
Cons
- Steep learning curve for beginners
- High system requirements for optimal performance
- Limited initial content compared to other space simulators
- Can be buggy or unstable at times
- Some users report performance issues with larger simulations
FAQ
What platforms is Celestia available on?
Celestia is available on Windows, macOS, and Linux.
Is Celestia free to use?
Yes, Celestia is an open-source space simulator and is free to download and use.
Can I customize Celestia by adding new celestial objects?
Yes, users can add new celestial objects and environments by using the provided scripting and customization tools.
Does Celestia support virtual reality (VR)?
Yes, Celestia has experimental support for VR headsets, allowing an immersive experience of space.
What is the level of detail in the celestial objects?
Celestia features high-quality textures and models for planets, stars, galaxies, and other astronomical phenomena.
Can I travel through space in Celestia?
Yes, players can freely navigate through space and time, traveling to various celestial bodies and beyond.
Is there a user manual or guide for Celestia?
Yes, a comprehensive user manual is available on the official website to help users get started.
Can Celestia simulate actual astronomical events?
Yes, Celestia can simulate real-world astronomical events such as eclipses, planetary transits, and more.
Does Celestia require an internet connection to run?
No, once downloaded and installed, Celestia can run offline without an internet connection.
Where can I find additional resources or community support for Celestia?
Additional resources and community support can be found on the official Celestia forums and user groups.

Elena Angelini
I'm Elena, your go-to software reviewer at UpdateStar and tech enthusiast. Whether you're a user seeking the latest software titles or software news I've got you covered. When I'm not diving into the latest software, you can find me exploring nature trails, camping under the stars, or competing in online multiplayer games. My reviews are designed to be fun, engaging, and packed with all the details you need to make informed decisions.
Latest Reviews by Elena Angelini
Related
Animal Vision
Transform Your Wildlife Observation with Animal VisionAstronomy Game
Explore the vast universe we inhabit. Gain insights into planets, our solar system, our galaxy, and beyond. Enhance your general knowledge of astronomy with ease.BlackHolesHD
The genuine simulation of a black hole boasts simplicity and effectiveness. The smooth animation is rendered in 24 bits.Cosmic Eye
Cosmic Eye is an impressive application that grants users the ability to seamlessly zoom in and out of captivating preset images.Cosmology
Embark on a captivating journey through the vastness of the universe, as you delve into an extensive collection of high-resolution images showcasing planets, nebulae, galaxies, and beyond.Mars Globe
Explore the Red Planet Like Never Before with Mars GlobeLatest Reviews
![]() |
PassMark BurnInTest Professional
PassMark BurnInTest Professional: Stress Test Your System with Confidence |
![]() |
İnternet Download Manager
Boost your download speed with Internet Download Manager! |
![]() |
EASEUS Todo Backup Free
Reliable and Easy-to-Use Backup Solution |
![]() |
Ubiquiti UniFi
Easily manage your Ubiquiti network with UniFi. |
![]() |
Outlook4Gmail
Streamline Your Gmail and Outlook Integration with Outlook4Gmail |
![]() |
Jitsi
Seamless Video Conferencing with Jitsi |
![]() |
UpdateStar Premium Edition
Keeping Your Software Updated Has Never Been Easier with UpdateStar Premium Edition! |
![]() |
Microsoft Visual C++ 2015 Redistributable Package
Boost your system performance with Microsoft Visual C++ 2015 Redistributable Package! |
![]() |
Microsoft Edge
A New Standard in Web Browsing |
![]() |
Google Chrome
Fast and Versatile Web Browser |
![]() |
Microsoft Visual C++ 2010 Redistributable
Essential Component for Running Visual C++ Applications |
![]() |
Microsoft Update Health Tools
Microsoft Update Health Tools: Ensure Your System is Always Up-to-Date! |