Icon of program: Stellarium

Stellarium for Windows

By StellariumFreeUser Rating

Key Details of Stellarium

  • Create a virtual sky on your PC.
  • Last updated on 4/29/2019
  • There have been 6 updates
  • Virus scan status:

    Clean (it's extremely likely that this software program is clean)


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Editors' Review

Download.com staff

Open source and currently in use by planetarium projectors, Stellarium brings astronomer-level features to stargazers of all levels of interest. It's not quite as robust as its competitors, but it's also a much faster program. It doesn't suck away your RAM into a black hole when loading or running. It does run only in full screen mode, making any other programs you're running inaccessible except for the ALT-Tab switcher.

The default catalog includes 600,000 stars, with upgrade modules that can push the count up to 210 million stars. The constellations of 10 different cultures are included, as well as illustrations and asterisms to help you visualize what the ancients saw. There's a full Messier catalog of nebulae, too. The dawn, dusk and atmosphere backgrounds were good, but not great on our monitor. They probably look better on a planetarium dome, which is why it's useful that Stellarium also includes a fish-eye view for curved surfaces. Besides equatorial and azimuthal grids, users also get shooting stars when appropriate, eclipse simulation, and skinnable landscapes. Stellarium incorporates star-views from the Moon.

The controls live in the lower left corner and are transparent--a bit hard to find. The nifty record feature is somewhat hampered by the dark interface. When you run the program for the first time it asks that you set your current location, but the mouse-over map of the world was too small to use easily. Stellarium should appeal both to users who need something more academic and less distracting than Google or Microsoft's offerings, as well as those who have a need for an open-source planetarium. Fortunately, that could be any of us.


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Full Specifications

WHAT'S NEW IN VERSION 0.12.2
Version 0.12.2 includes variable stars, re-packed star catalogs (Hipparcos and Tycho-2), improvements for plugins, and scripting engine and search tool.
GENERAL
Release
August 5, 2013
Latest update
April 29, 2019
Version
0.12.2
OPERATING SYSTEMS
Platform
Windows
Operating System
Windows 2003, Windows 10, Windows XP, Windows Vista, Windows 7, Windows 8, Windows Server
Additional Requirements
None
POPULARITY
Total Downloads
217,193
Downloads Last Week
1
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User Reviews

4.1/5

121 User Votes


Developer's Description

Create a virtual sky on your PC.

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. Just set your coordinates and go.