Install libgnuastro3 by entering the following commands in the terminal:
sudo apt update sudo apt install libgnuastro3
Description:
GNU Astronomy Utilities shared libraries
GNU Astronomy Utilities (Gnuastro) is a collection of programs (the `gnuastro' package) and librarires (this package along with `libgnuastro-dev') for astronomical data analysis and manipulation. The programs can be run on the command-line for efficient and easy usage and the libraries can be used within C and C++ programs. . This package contains Gnuastro's shared librarires.
Homepage: https://www.gnu.org/software/gnuastro
Version: 0.5-1
Section: universe/libs