How to travel to Belsavis (guide, step by step):
1. Open your galaxy map. Click on "Belsavis".
http://i.imgur.com/XNoUM8J.jpg
2. DON´T TRAVEL!
3. Check first, if "Belsavis" or "Section X" is selected. Here, it´s "Section X" (that´s the default setting), that´s why it´s green. Selected destinations are always green.
http://i.imgur.com/ikofMgR.jpg
4. Click on "Belsavis". It should be green now, like in this picture:
http://i.imgur.com/13wTKvJ.jpg
5. Travel.