Stellarium
Also on WindowsA planetarium that shows the night sky as it looks from where you are.
Installs from Ubuntu's own software archive.
Good news: Stellarium runs on Linux. It's the same app you use on Windows, and TuxPick installs it for you from Ubuntu's own software archive.
Install Stellarium with TuxPickIt works on Ubuntu 22.04 and 24.04, and on systems built on them like Zorin OS and Pop!_OS.