The old question is - How do you eat an elephant? The answer is - one bite at a time. That is how I'm looking at my novel. It is a big elephant and I'm just staring at it. I've taken a few nibbles but not enough. Oh well, I'm a light snacker so I'm sure this elephant will get eaten eventually.

How much wind can you take?
http://www.writingexcuses.com/2014/02/23/writing-excuses-9-8-when-is-your-handwavium-good-enough/

Some basics:
http://writetodone.com/how-to-write-well-self-editing-tips/
http://blog.janicehardy.com/2010/08/re-write-wednesday-golden-oldie.html

Going up:
http://www.virginiaedition.com/media/spaceelevators.pdf

Blast from the past:
https://archive.org/details/starlogmagazine