I finally was able to look through the video.
Pity you didn't trim the unsuccessful second half of the first video before you reverted all the way back to mars orbit...
I have some questions about strange parts, which I can solve myself if you give some blueprint links here or in a private message.
Top of the list is, what's this strange RCS and engine covering?
View attachment 92717
If it's just clipping, can you show it unclipped?