First of all, find info on the challenge itself here: https://www.simplerockets.com/Forums/View/236902/KSP-LIKE-CHALLENGE
Here are the official submission guidelines for the Droo 3 challenge!
Submissions will be put in the comments.
Remember, we watch for copying craft designs!
Bronze Tier Submission MUST INCLUDE:
Photos of craft design
Photos of landed crafts
Photos of assembly
Photos of craft with moons in background
Map view showing craft orbiting Droo.
Silver Tier Submission MUST INCLUDE:
Photos of craft design
Photos of landed crafts
Photos of launch to orbit
Photos of craft with moons in background
Map view showing craft orbiting Droo.
Build files to craft launched from Droo
Gold Tier Submission MUST INCLUDE:
Photos of craft design
Photos of landed crafts
Photos of assembly
Photos of craft with moons in background
Map view showing craft orbiting Droo.
Map views showing crafts landed on North and South Pole of moons (preferably together in one photo)
Remember, the more info you add to your submission, the easier it is to get your attempt accepted quickly.
Warning: TROLL SUBMISSIONS WILL NOT BE TOLERATED.