GAAAAAaaAGH!
Hate hate hate! I spent ages making more planets and suns and stuff, so I had plenty in the sky to roll up to make the 1,500,000km Katamari. And guess what? Fail! Again!
Once more, I ended up with a 1,250,000km-ish Katamari, and an accidental fall into the black hole. So! Annoying!