These are a few things that may be useful if you're interested in Traveller.
Over at RPG.net there is a series of articles detailing the 5th Imperium campaign setting.
Zhodani Base is a blog dedicated to Traveller with some fun posts. I especially enjoyed the Christmas subsector map.
Crimson Dark is a web comic set in a world very much like Traveller. It's been going since 2006, so there is plenty to read and enjoy.
Just this weekend James of Grognardia asked about Traveller maps, and in the comments are a lot of great links.