> Does Mars offer the possibility of a sun-synchronous orbit? I'm
> playing with an idea for orbiting reflectors to warm Mars and assist
> in terraforming. It would increase efficiency if the reflectors were
> never eclipsed.
Yep:
http://mars3.jpl.nasa.gov/mgs/overvu/mplan/oldstuff/mapping.html
MGS has an afternoon orbit to give the sensors consistent lighting conditions.
Karl Gallagher
Northrop Grumman Space Technology