Celestial Globe
add a celestial globe, which may be a wrong, but I’ll add a celestial globe. "Orrery" might be a more appropriate name.
It will be unlocked by research.
We also made a version that can be built indoors. In order to avoid problems, we made it simpler than the one for outdoor use, but it has a slightly different look.
We’ve also added a smaller version that can be placed on a table.
NASA/Goddard Space Flight Center Scientific Visualization Studio. Constellation figures based on those developed for the IAU by Alan MacRobert of Sky and Telescope magazine (Roger Sinnott and Rick Fienberg).
