Please make sure the URLs in the address box in the Solar System editor start with https:// (note the s). MPC changed their policy.
About star catalogs: not sure. You can always rename the "stars" folder in your Stellarium User Data Directory, then current defaults will be restored, also any changed URLs.
Please make sure the URLs in the address box in the Solar System editor start with https:// (note the s). MPC changed their policy.
About star catalogs: not sure. You can always rename the "stars" folder in your Stellarium User Data Directory, then current defaults will be restored, also any changed URLs.