here are some tips for a better sound design: have a separate mono subbass, the growls don't need the sub freqs. The growls, too, need to be cleaned more aka have some mid-bass freqs reduced. I can kinda dig the basses as they remind me of classic Xtrullor.
i like how you two utilized sound effects, which is fitting in the context of space
Quality: 3/10
Race: 4/10
Space: 4/10