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20 Best Astronomy Software For Linux

For astronomy enthusiasts, the Linux platform offers a variety of software options to explore the night sky. Without magnification, the universe remains incredibly far away; however, with these tools in hand, you can observe an array of celestial objects, including nebulae, asteroids, star clusters, and galaxies – not to mention meteor showers or comets! In addition to planets and stars that are visible, even sans telescope or binoculars: moons too!

Astronomy software makes it possible for both amateur and professional astronomers to explore the universe like never before. With this powerful technology, users can control their telescopes, make detailed star charts of night skies, create observation logs with in-depth details, observe stars up close –– and so much more! This revolutionary tool has truly revolutionized the way we look at outer space.

Best Astronomy Software for Linux

This article presents a comprehensive description of the top 20 planetarium software for Linux. It identifies not only each software’s features and functions but also its effectiveness in order to help users make an informed decision on which one is best suited for their needs. Moreover, links are provided so that people can easily access the download page and install it onto their personal computers or laptops with ease!

1. Stellarium

Stellarium is one of the best open source free astronomy software that can be used for the Linux platform. This planetarium software expedites observing the sky in a 3D format, just like how the atmosphere can be seen with the naked eye, telescope, and binoculars.

It smoothes the path of the constellation for more than twenty different cultures; moreover, a full Messier catalog for nebulae images is inexistent with this extensively useful software.


Features of Stellarium

  • Within the built-in system, this software provides more than 600,000 catalogs of stars; additionally, other directories contain 177 million stars.
  • This planetarium software is enriched with the deep-sky object catalog as well, where it offers 80,000 defaults and 1 million other deep-sky object catalogs.
  • There is a powerful zoom, time control, multilingual, and telescope-controlling system that can be synchronized with the active program and extensive software.
  • All the features regarding sky, interface, visualization, and customizability are inexistent with this astronomy software.

Get Stellarium

2. Xplanet

This planetarium software works as a renderer for the solar system and planetary images; moreover, it facilitates illustrating different types of graphics of the solar system. Computer wallpapers are commonly produced with this astronomy software that lets us update the latest cloud maps of the earth, particularly of a region that is in sunlight.

It paves the way for producing project maps of any part of the planet; for instance, mollweide projections assist in watching the entire globe at a glance, or Mercator projections enable the appearance of the earth to fill the screen. Additionally, it is open source, the GNU GPL published free software.

Features of the Xplanet

  • It allows overlaying text or clouds onto these maps, whereas a particular part of the planet is experiencing night.
  • This astronomy software prompts rendering much more general views of the objects of the entire solar system, as in illustration; it can present an image view of the earth from the moon.
  • It works either way, like producing wallpapers that result in an image or textual output with detailed locations of different objects.
  • The Linux platform has a specified XplanetFX that is GTK-fronted, which prompts a more comfortable option in GUI with many striking features.

Get Xplanet

3. Celestia

Once again, it is one of the best astronomy software that offers users to explore the entire universe by leaving behind any limitations. This software would not confine just to the surface of the earth; moreover, users can experience the solar system as a whole, over 100,000 stars, or can travel beyond the galaxy.

Its all-around movement facilitates a seamless glimpse of exploring the universe, thanks to the exponential zoom features that let you go throughout the immense range of space.


Features of Celestia

  • There is a ‘point-and-goto’ interface feature in this planetarium software that allows the user to pinpoint the object they want to view.
  • Celestia astronomy software is expandable with an extensive catalog of stars, moons, planets, comets, galaxies, and so on.
  • Additionally, more catalogs can be downloaded with many more objects that could be installed on add-ons.
  • It seamlessly simulates various types of objects, for instance, from the moon to the planet and stars clusters to the galaxy.

Get Celestia

4. Virtual Moon Atlas

Virtual Moon Atlas is exclusively and specially designed to observe the moon and its surface. This astronomy software is open source for Linux users. It facilitates the user processing of high-resolution images and all types of information regarding the moon.

All the details can be captured using this planetarium software; moreover, a user can access every aspect of the moon on every date and hour. Additionally, it allows the user to go through the pilot computerized telescope that is existent on the moon’s surface.


Features of Virtual Moon Atlas

  • This astronomy software lets enthusiasts study the lunar formation, and its catalog is enriched with 7000 pictures and more than 9000 entries.
  • It is equipped with an airbrush that can be accessed with and without texture and clementine illustration texture and 1,000 m resolution.
  • It features librations, phases, and a dual window display with a high-resolution texture.

Get Virtual Moon Atlas

5. Sky Chart/ Cartes du Ciel

Sky chart is free and available in the open source, allowing the user to draw sky charts and smooth the way to access data from catalogs of stars and nebulae. Additionally, it shows the position of planetarium objects such as planets, asteroids, and comets.

The sole aim of this planetarium software is to offer to draw maps of distinct observations of the universe. Its available parameter would let the user find specific and appropriate catalogs for color and dimension for the planetarium objects, namely, stars and nebulae.


Features of the Sky Chart

  • This astronomy software can map and label the planets, objects, and constellations visible with the telescope.
  • This planetarium software has enriched with a database that contains 2.8 million city information.
  • It paves the way to observe superimposed images made with digital sky survey charts.
  • This software also facilitates tracking telescopes with INDI; moreover, it is a handy and practical software for all the telescopes supported with INDI.

Get Sky Chart

6. Gpredict

Gpredict is an open source free software on the Linux platform that facilitates real-time satellite tracking and predicting the orbit. It can track numerous satellites at the same time and show their position and relevant data in a list, table, maps, and polar plots. This astronomy software can also predict the future passes of a particular satellite and provide all information on each pass.

This planetarium software works distinctly like this; first, it makes a group for the satellites to visualize in modules. It paves the way to configure each module individually from the others, which lets the users have vast flexibility in terms of the feel and look of the blades. Moreover, it allows the user to observe the satellites from different locations at the same time.


Features of Gpredict

  • Gpredict astronomy software smoothes tracking the satellites quickly and accurately by using the NORAD SGP4/SDP4 algorithm.
  • It offers unlimited scopes of using the software for the number of satellites and ground stations.
  • It facilitates the stunning visual presentation of the satellites shown in maps, lists, and polar posts.
  • It allows users to group the satellites into modules, and each module appears with its visual layout; thus, appealing data are available in this software.

Get Gpredict

7. lin_guider

Lin_guider planetarium software is distinctively and exclusively designed for the Linux platform that assists Logitech, Philips, and even webcams. Additionally, it works with QHY5 and DS12PRO astrocams to input video, and parallel port-based (LTP) and chip-based (FTDI) devices are used as a pulse drivers for mounts.

This astronomy software is an open source free tool that is available now in English. This software works to provide native support for many cameras and telescopes, and it works very effectively in the astrophysics field.


Features of lin_guider

  • This astronomy software is featured with DS12PRO and linear histogram support; moreover, it has been integrated with QHY5 full support.
  • It is compelling and works with ATIK cameras; additionally, it offers network notification and a base control remote.
  • It is intensively designed to support Nexstar protocol, and what is more, various cameras, namely ZWO ASI, Starlight Express, and Viewport, are supported with this tool.

Get lin_guider

8. PreviSat

Planetarium enthusiasts can track satellites with this astronomy software. Its operating system is straightforward and lets the users know the exact location of an artificial moon in real time; moreover, it can be operated in a manual mood. Additionally, this planetarium software can accurately predict the satellite’s passes, iridium flares, and various calculations.

Satellites’ geocentric position can be determined appropriately with the PreviSat astronomy software that implements the SGP4 model, and PTE orbital elements are used in this program. It illustrates satellite sky map view and world map view accordingly and is capable of calculating all passes of satellites at any location in the world.

PreviSat astronomy software

Features of PreviSat

  • This astronomy software is simple to operate, works very fast, and has an intuitive program that reveals the exact position of the artificial software.
  • Different frames show the numerical positions, such as horizontal, terrestrial, and equatorial, in their main tab.
  • It also offers some extra information based on the satellite’s position, such as velocity and magnitude.
  • Furthermore, it provides information regarding the orbital events, ISS position contrast with the sun or moon, and data of MetOp.

Get PreviSat

9. Astronomy Linux

Astronomy Linux is a DVD-based live 64-bit software designed for amateur astronomy enthusiasts. It is free, open-source, downloaded with .iso files, and includes many more programs.

This file does not require installation permanently on the computer’s hard disk; nevertheless, it can be connected to the USB flash drive and can be used in many more ways without interrupting the current system. This astronomy software offers a real benefit for amateur enthusiasts.

astronomy linux astronomy software

Features of Astronomy Linux

  • This astronomy software paves the way to explore the universe for amateur enthusiasts in a significant context.
  • It is easy to download, install, and operate on the Linux platform because of being simple to operate.
  • This program lets amateur astronomers have the necessary information regarding the universe, stars, galaxies, and planets.

Get Astronomy Linux


Hallo North SKY or HNSKY is semi-professional astronomy software for the Linux platform. In this planetarium tool, there are more than 30,000 objects with detailed features and characteristics; additionally, it has a comprehensive latest database that allows controlling telescopes with INDI and ASCOM.

Moreover, through this online program version, an in-depth sky survey can be conducted to enable access to millions of stars’ images. Apart from that, it also allows a professional database that is enriched with in-depth sky survey information.

hnsky astronomy software

Features of HNSKY

  • This astronomy software is entirely free and available in 21 languages; additionally, it can be downloaded and installed without restriction.
  • This planetarium tool facilitates emerging the moon, sun, planets, and satellites on the surface.
  • It helps to predict an eclipse of the moon and sun along with the occultation, and what is more, it lets the users watch the polar alignment view for the telescope.
  • Its installation prompts accessing the Gaia star database up to 18 magnitudes; by the same token, it allows a database of in-depth sky surveys for 30,000 objects.


11. Virtual Planet Atlas

Virtual Planet Atlas is the second edition of this astronomy software since its inception in 2013. It is used to study topographic and scientific data for different planets and satellites’ surfaces. It was published by Christian Legrand and Patrick Chevalley, who also published the Virtual Moon Atlas.

Having been suitable for the telluric, it offers data regarding the solar system satellites and the planets. Afterward, those data are revealed by the active probes sent by the different space agencies, namely, the USA, Russia, Europe, and others.

virtual_planet_atlas astronomy software

Features of Virtual Planet Atlas

  • In the very beginning, when this software was published, it could only study Mercury, Venus, and Mars; however, the second edition is developed with Jupiter and its 4 Galilean satellites.
  • Additionally, the latest database has been integrated with Virtual Planet Atlas from the IAU, which prompts users accessing in different planets.
  • In terms of Jupiter, it has created a separate database that allows all the information about Jupiter’s zones and belts.

Get Virtual Planet Atlas

12. CCDciel

CCDciel is open source free astronomy software that is designed by focusing on amateur astronomy enthusiasts. It is entirely programmed with the required tools to functionalize for the advanced imaging of celestial objects. Moreover, it can be operated attendant with sequential performance. Nevertheless, its manual operation is also effortless, and if it is required, it can be customized.  It is one of the most active amateur astronomy software that uses INDI and ASCOM as drivers.

CCDceil astronomy software

Features of the CCDciel

  • It has a different option that provides multi-connection facilities using distinct protocols in local or remote drivers.
  • It paves the way to use a simple, configurable interface additionally, and the setting can be customized for capture and preview.
  • Automatically it can improve the image display thanks to the predefined program gamma and histogram truncation.
  • Different devices get boosted with it, like CCD/CMOS camera, filter focuser, rotator, wheel, and telescope mount.

Get CCDceil

13. EQAlign

EQAlign planetarium software has been created to accurately align ‘The German Equatorial Mount’ (GEM) perfectly over the polar axis. Additionally, it is equipped with full-featured astronomical capabilities as well as its signature Align feature.

This astronomy software is an open source free. It is distinct from other subcategories; part of the home and hobby category implies it is designed by focusing on amateur astronomy enthusiasts. In the very beginning, this tool was only accessible in the German language; however, the latest version has been programmed in English.

astronomy software EQAlign

Features of EQAlign

  • This astronomy software facilitates calculating the exact center of an image and smoothes the way to match all the detected stars into the UCAC2 catalog.
  • In the given catalog where many stars are enlisted, EQAMatch would pick a star from the specified zone and initiate a spiral search to detect the image centroids match.
  • EQAMatch computes the transformation between the equatorial coordinates and the image coordinates; hence, the exact center point can be located by it.

Get EQAlign

14. Digital Universe Atlas

Digital Universe Atlas is open source free astronomy software available under the Illinois open source license and performs on the Linux platform very effectively.

This planetarium software was initiated by the American Museum of Natural History that facilitates standalone 4-dimensional sky visualization, and it was designed by the Stuart of the National Centre of Supercomputing center.

In the solar system, many stars and planets are out to the edge; this planetarium software collects information from scientists and relevant agencies; hence, enthusiasts can utilize the database.

Digital Universe Atlas astronomy software

Features of DUA

  • This astronomy software has an incredibly powerful engine that helps visualize the universe’s objects significantly.
  • There is an extremely high-definition planet rendering with zoom visualization; moreover, it is built on a partiview.
  • This planetarium facilitates observing space objects vividly that far way, even beyond the Milky Way.
  • Most importantly, it lets the astronomy enthusiast observe the planets and space objects from points outside the earth.

Get Digital Universe Atlas

15. Where is M13?

Where is M13? It is a characteristically unique planetarium tool that lets enthusiasts observe space objects and locate those with appropriate physical properties in and around the galaxies. An exciting option called ‘face-on and edge-on prompts the users to find the cluster and nebulae accurately. It shows all the objects relative to the center of the plane galaxy with a three-dimensional perspective.

where_is_m13 astronomy software

Feature of Where is M13?

  • Galactic coordinates are plotted to display the night sky view; thus, it prompts users to locate the deep sky objects and familiar stars in the plane of the Galaxy.
  • In this astronomy software, a database has been developed with deep-sky objects that can be matched with the list the user has already input.
  • There is an out-zooming option with excellent control; additionally, in a specific directory, the preset option prompts to open the preset placed with documentation.

Get Where is M13?

16. KStars

KStars is free open source planetarium software that performs on the Linux platform very effectively. The night sky, whatever the location on earth or time and date, provides exact graphical stimulation for astronomy enthusiasts. Its exclusive catalog has 13,000 deep-sky objects, a hundred million stars, all the planets, the sun, the moon, supernovas, comets, asteroids, and satellites.

The KStars astronomy software can predict supernatural conjunction and various astronomical calculations as well. It is programmed with the astrophotography suit believed in an entire astrophotography solution that can manage all the INDI devices. It can also control DSLRs, CCDs, telescopes, filters, focusers, and many more.

kstars astronomy software

Features of KStars

  • Amateur astronomy enthusiasts benefit from this astronomy software because; it is integrated with an observation planner, FOV editor, and sky calendar to calculate and display them.
  • Having enriched catalogs with much information, amateur astronomers benefit from accessing the database and can explore the universe.
  • Because of having a flexible operating system, atmospheric refraction, nutation, and precession can be customized.

Get Kstars

17. ORSA

ORSA astronomy software elaboration is Orbit Reconstruction, Simulation, and Analysis, a program of the scientific level that performs Celestial Mechanics Computation in the astronomy field. It mainly aims in different projects to execute state-of-the-art orbit integration and algorithms.

This planetarium tool offers full fledge performance and accuracy required for the development of the number rationalizing tool. Different deep sky objects such as comets, asteroids, artificial satellites, and the solar and extra-planetary solar system could be calculated, simulated, analyzed, and reproduced through this software.

orsa astronomy software

Features of ORSA

  • This planetarium software can establish appropriate mathematical algorithms; moreover, JPL ephemeris files produce an accurate planetary position.
  • Having been used in numerical library labor, it can perform all alone in this astronomy field. What is more, an integrated database tool has been used so that the database gets updated automatically.
  •  It performs distinctively by generating a conventional infrastructure system with the existing celestial mechanical program and standard.


18. Mars Simulation Project

Mars Simulation Projects that aim to establish a human colony on Mars is open source free software on the Linux platform. It is programmed by taking into account all the aspects of Mars; got developed a computer-based model that would let implement human settlement on Mars.

The program developed by studying human psychology is believed that whoever goes to this at the earlier stage might arise among them; it aims to develop a computer-based model to establish a professional relationship among them.

mars_simulation astronomy software

Features of Mars Simulation Project

  • In the main window of this astronomy software, many features have been included, such as a menu bar, search tool, time tool, Mars navigator, and so on.
  • It is also designed to monitor all the events along with the rover, settlement, and persona info window.
  • This program can be customized for the simulation; however, the new simulation must be started in the event of any change.

Get Mars Simulation

19. Audela

The astronomy software list has been integrated with Audela which is free open source software designed for the digital observation of the universe. To some extent, it is entirely a new type of software because of its capability of image processing.

It is discrete because; a simple script has been used in this software that easily allows programming.  It performs excellently on the Linux platform that can control telescope mount, camera, and DSLs, and it is written in six different languages, along with English.

Features of Audela

  • This planetarium software is user-friendly, and it is easily customizable. The users can customize Even its main interface.
  • It is featured to control cameras and telescopes; additionally, those devices can be controlled from a far distance by using the network system.
  • It is developed with an extended range of features; for instance, it can be used by beginners, amateur enthusiasts, and advanced users.
  • Having written in 6 languages, an extensive range of users can use it for their purpose.

Get Audela

20. Echoes

Echoes astronomy software that performs on the Linux platform can be used along with the RTL-SDR and appropriate antenna to monitor the deep sky meteors scatter detections.

Scientific research has found that when meteors get to enter the atmosphere and ionized air leaves behind, and when this event takes place, signal reflection and powerful transmitters get involved with it.

Because of some supernatural phenomena, FM radio, analog TV, and radars get impacted by it. Interestingly, here is the original lie of the echoes software.

Echoes for astronomy software

Features of Echoes

  • Echoes work to some extent distinctively; for instance, they neither demodulate nor decode any human-made signals.
  • This software is mainly used to record and analyze the natural signals that prompt generating tabular data and screenshots.
  • Audio sound does not get produced since there is no demodulation.

Get Echoes

My Two Cents

Generally speaking, the software is well-known as one of the top tools for astronomical practice on Linux platforms. Although only a few are used professionally in solar science amongst numerous other pieces of software, most are employed by amateur stargazers.

We invite readers to leave their thoughts about this article! Moreover, if you found this information useful, then please don’t forget to comment, like, and share it with your peers!

Mehedi Hasan
Mehedi Hasan
Mehedi Hasan is a passionate enthusiast for technology. He admires all things tech and loves to help others understand the fundamentals of Linux, servers, networking, and computer security in an understandable way without overwhelming beginners. His articles are carefully crafted with this goal in mind - making complex topics more accessible.


  1. You seem to have missed a few good ones here are a few from me.
    AstroPixelProcessor – image stacking software (commercial)
    PixInsight – Astro Imaging software (commercial),
    Aladin – The definitive resource for Astronomers (free)
    AstroImageJ – Photometry, astrometry and calibration software (free)
    HOPS – ExoPlanet Photometry software (free)
    PHD2 – Telescope guiding software
    ASTAP – Platesolving and stacking software – free

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