Aladin Desktop

Download instructions

Aladin Desktop is the main application of the Aladin Sky Atlas suite. Developed in Java, Aladin Desktop is able to run on any configuration (Windows, Mac, Linux, etc) even on small machines (>64MB RAM). Aladin Desktop is free, distributed under GPL3 licence (see acknowledgement). Download it and install it according to your operating system. Several versions are provided: the official, the outreach version, the beta version, etc, and also some source packages. As any Java tool, Aladin Desktop requires a Java Virtual Machine on your machine.

Download Aladin.exe (size: 4.71MB) Windows
1) Download it on your desktop
2) That's all

Download Aladin.dmg (size: 5.69MB) Mac
1) Download it and open it
2) Copy aladin.app in your application folder
3) Check your security configuration

Download Aladin.tar (size: 4.93MB) Linux
1) Download it and untar it
2) Use aladin shell launcher

Download aladin.jnlp WebStart (java installer)
1) Click on it
2) Follows the instructions...

Piece by piece:

The Aladin V10 Avant Premiere is the new official version of Aladin Desktop distributed in Avant Premiere for ADASS 2017. Notice that minor modifications could still be operated before the official release mid-November 2017. → Aladin V10 Avant Premiere

The beta version incorporates new features in test phase for the next official Aladin version. The stability of these features is not totally guaranteed. The beta version is regularly updated following the progress of the Aladin developement team.

New features and performance improvements:

  • User interface:
  • - Intuitive help in line
  • - new theme (dark background...)
  • - new panels/facilities (data discovery tree, access selector...)
  • - Target history control
  • - Simbad + VizieR "pointers" improvements
  • - fullscreen mode menu and widgets
  • - flexible panels management (split)
  • - file dialog window multi-platforms
  • - history management (popup menu + arrow control)
  • - Coordinate grid color and font control
  • Data discovery tree panel:
  • - integrated access to all CDS and other VO collections (>20,000 data sets)
  • - multi-protocol support & integration: HiPS, CS, SIA, SSA, TAP,...
  • - derived data product access (coverages, density maps, progenitors)
  • - fast collection filter (by any properties and/or regions)
  • - remote CDS X-match integration
  • - MOC constraints integration (filtering by MOC, querying by MOC)
  • HiPS (progressive survey):
  • - mirror sites management improvement
  • - properties file direct support
  • - HiPS WCS HEALPix keyword addition in HiPS FITS tiles)
  • - planetary HiPS (longitude inversion)
  • - polarized HiPS (segments drawing)
  • TAP full support
  • - Gereneric TAP support
  • - Basic mode (based on GLU constraint rules)
  • - Direct access via the data discovery tree
  • MOC (coverage):
  • - perimeter drawing + set drawing=xxx script command
  • - probability sky map MOC extraction
  • Hipsgen (HiPS generator):
  • - IVOA 1.0 standard compliance (Aladin + Hipsgen + Hipsserverlint)
  • - gzip, bzip2 and rice image support (via cache disk)
  • - HiPS color multithread code,
  • - new actions: local MIRROR, APPEND, MAP
  • - pilot=nnn parameter for generating HiPS pilot limited to nnn images
  • Script:
  • - script commands dedicated to VO protocol access: CS, SIA (1&2), SSA, MOC
  • - new script commands: cmoc, ccat, browse
  • Miscellaneous:
  • - Full column control for source measurements
  • - support to multiCCD as MEF FITS image
  • - EPNTAP support (c1min,c2min,s_region)
  • - deprecated PLASTIC lib and dependencies removed
  • - "applet" and "outreach" mode no longer supported
  • - UTF-8 BOM support
  • - additionnal colormaps: Red, Green and Blue
  • - datalink, SODA supports
  • - tags and spect tool improvements
Major fixed bugs:
  • Original epoch != J2000 bug fix
  • HiPS generation in ADD mode with a lot of overlays
  • MOC generation from clockwise polygons
  • Filter activation by script bug fix
  • Polarisation segment size normalized bug fix
  • Phot tool clic&drag bug fix
  • Correction for VOTable UTF-16 STREAM bug
  • Correction for Hipsgen mirror filenotfound bug
  • MOC stack bug fix (introduced in v9.039)
  • Bug correction for BLANK wrong value in Hipsgen MAPTILES action
  • Radians unit support for table coordinates
  • Bug correction for pmra and pmde detection
  • Bug correction for ZEA and ARC projection in HiPS context
  • Graphical object mouse selection over a HiPS
  • HiPS catalog "ghost" source selection
  • File dialog window directory selection on MacOs and Linux
  • HiPS RGB -f flag
  • GLU watchdog timer (sesame mirrors)
  • Blink initial delay
  • HiPS cache cleaning


  • → Thanks to acknowledge Aladin Sky Atlas

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