Just seems to me that the ethereal effect of a swirling cosmos is made clunky by the thickness and density of the purple (lavender) area of the swirl beneath the CO of Cosmos. It drags the whole thing down and destroys the balance.

Hey, changing any aspect of an existing logo is a really big deal, especially if you've got it plastered all over the side of a building, so the opinions of such as me virtually worthless.