I don?t know if is it a bug,but the extrasolar.ssc file of Celestia 1.3.2 is not compatible with Celestia 1.4.0 pre.I try to use the most update file and the planets simply dissapeared
windows 10 directX 12 version celestia 1.7.0 64 bits with a general handicap of 80% and it makes much d' efforts for the community and s' expimer, thank you d' to be understanding.