USS Discovery class Deep Space Survey Ship

My version of the Starship USS Discovery and the class of ships inspired by the original Crossfield-Class (which I view as being an NX-style ship similar to the Yorktown class battleship).
I used elements of the Yorktown, and some other Star Trek ships and made a Matt Jefferies style of delta-starship.

Backstory:
This class started out as the Pioneer class of deep-space Stellar Explorers just after the Earth-Romulan War of the late 22nd Century. By the time of the 4-years war with the Klingons, the Pioneer had been retrofit into the Crossfield Class. Of that class, the USS Discovery was the ship which saw the most action, and encountered bizarre alien technology which allowed a travel method similar to the slipstream drive Voyager would encounter hundreds of years later. From the alien tech USS Discovery encountered an new drive system was made. This new drive system--known as a Trans-Dimensional Warp Drive system--used a pair of modified warp engines that when their warp fields w