The following is a list of features that are included in Pro Plus 6, and not Pro 6:
1. The All Sky CCD:
https://support.simulationcurriculum.com/entries/20742948-the-allsky-ccd
2. High resolution maps of Earth and Mars:
https://support.simulationcurriculum.com/entries/20769583-high-resolution-surface-maps-of-mars-and-earth
3. Maxim DL plugin:
https://support.simulationcurriculum.com/entries/20735242-maxim-dl-plugin
Hi Julian,
I've remove the link Enhanced telescope controls. Please review the comparison chart here for differences in Pro Plus & Pro 7
http://starrynight.com/starry-night-7-comparison-chart.html
Please let me know if you have any further questions.
Thanks!