Free and open-source planetarium software, Stellarium 0.18.1, was released 2 days ago with new features, many improvements and lots of bug-fixes.

The major changes in Stellarium 0.18.1 include:

• Improvements and fixes for Hierarchical Progressive Surveys [HiPS] support
• Updated the main UI, code of plugins, code and data.
• Updated GPS handling
• Added rise, transit and set times for celestial objects
• Added dithering support
• Many other improvements and various bug-fixes.
• See the release note for details.

How to Install Stellarium 0.18.0 in Ubuntu:

The software has an official PPA repository that contains the latest Stellarium packages for Ubuntu 16.04, Ubuntu 17.10, Ubuntu 18.04.

1. Open terminal either via Ctrl+Alt+T or by searching ‘terminal’ from app launcher. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:stellarium/stellarium-releases

Input your password (no visual asterisks feedback while typing) when it prompts and hit Enter.

2. Then upgrade Stellarium from an existing release with Software Updater utility:

Or run following commands to install the software for the first time:

sudo apt-get update

sudo apt-get install stellarium

Uninstall:

To remove the software, either use your system package manager or run command:

sudo apt-get remove --autoremove stellarium

And remove the PPA via “Software & Updates” utility under Other Software tab.