The Best 24 Vortex Planetarium Alternatives

  • Stellarium icon

    Stellarium

    Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. It is being used in planetarium projectors.

    Free Open Source Mac OS X Windows Linux

  • Sky Map icon

    Sky Map

    Sky Map (formerly the Google Sky Map) turns your Android-powered mobile phone into a window on the night sky.

    Free Open Source Android

  • KStars

    KStars is a Desktop Planetarium for KDE. It provides an accurate graphical simulation of the night sky, from any location on Earth, at any date and time.

    Free Open Source Mac OS X Windows Linux KDE

  • Cartes du Ciel (Skychart)

    This program enables you to draw sky charts, making use of the data in 16 catalogs of stars and nebulae. In addition the position of planets, asteroids and comets are shown.

    Free Open Source Mac OS X Windows Linux

  • SkEye

    SkEye is an advanced Planetarium that can also be used as a PUSHTO guide for telescopes. Ever wondered what objects are up in the sky? Now you can get familiar with Astronomy by identifying stars, planets, and constellations.

    Freemium Android Android Tablet

  • Cosmic-Watch

    Discover the fascinating relation between time and the cosmos. Enjoy this interactive learning tool and understand the concept of the celestial sphere and the apparent movement of the sky.

    Commercial Android iPhone Android Tablet iPad

  • Aladin

    Aladin is an interactive sky atlas allowing the user to visualize digitized astronomical images or full surveys.

    Free Mac OS X Windows Linux Web

  • Noctua Stellarium Mobile

    Stellarium Mobile is a fully-featured planetarium for your phone. It shows a realistic night sky map in 3D, just like what you see with the naked eye, binoculars or a telescope.

    Commercial

  • Starmap

    Starmap is an intelligent sky navigation tool, written by a professional of the field. Hold the device in your line of vision and discover the map smoothly scanning...

    Freemium iPhone iPad Apple Watch

  • SkyORB

    SkyORB is more than a simple star map, it's a collection of 7 tools including a 3D star map, 3D planetarium, ephemeris, search engine, sun clock, point to sky...

    Freemium Mac OS X Android iPhone Android Tablet Windows RT

  • Sky Guide

    A window to the stars has never been more beautiful and easy to use. Sky Guide lets you experience the wonders of the night in ways you’ve only dreamed of.

    Commercial

  • Distant Suns (series)

    Distant Suns astronomy app is an award-winning hand-held planetarium with over 25 years of development, offering you the new way to look at the sky from on the Earth to...

    Commercial Android iPhone Android Tablet iPad Kindle Fire

  • GoSkyWatch Planetarium

    Displays the sky view at the correct orientation when held at any angle not just landscape or portrait. Simple operation, no buttons to press or modes to select, just...

    Commercial

  • Luminos

    Luminos is an all-in-one astronomy app that goes beyond simple stargazing. It combines millions of celestial objects into a beautifully-rendered space simulation that...

    Commercial

  • Planisphere

    Planisphere is an astronomy application that lets you use pinch and finger gestures to manipulate a map of the sky. As you zoom in finer detail comes into view. You can...

    Commercial

  • Sky Map of Constellations

    A very simple overview of the northern and southern sky hemisphere map with the Constellation and approximate graphical position of the planets and of The Sun and of The...

    Free Android

  • SkySafari

    SkySafari is a powerful planetarium that fits in your pocket. It puts thousands of stars and planets at your fingertips. It lets you find objects in the sky using your...

    Commercial