debian-astro-logo software package provides Debian Astronomy Pure Blends Logo, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install debian-astro-logo
debian-astro-logo is installed in your system.
Make ensure the debian-astro-logo package were installed using the commands given below,
$ sudo dpkg-query -l | grep debian-astro-logo *
You will get with debian-astro-logo package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Science |
| Package | debian-astro-logo |
| Version | 0.5 |
| Description | Debian Astronomy Pure Blends Logo |
| Sub Section | Science |