There are many Young Astronauts Club-related projects and solo works, below is by no means an exhaustive list.  

Use a reputable search engine to find out more about each one, and we will endeavor to post links wherever possible.

Zolymon : Bandcamp 1  //  Bandcamp 2

Junzilan : Bandcamp 1  //  Bandcamp 2

The Poison Control Centre : Bandcamp

Prize America : Bandcamp

The Transverse Magnet : Bandcamp

Pink Kaffir : Bandcamp

Sinatra U.K.

Primacord

Arc

Ov

Jupiterrordactilyte

Níl Patrik Zolymon + Thee Double Crossers Orchestra

Níl Patrik Zolymon + Thee United States Of America

The Great Wall Of Mexico

The Threnodists

203 Limited

The True News

Emi

Alx

Drunken Angels Choir