Yes, just plug a USB key into the STELLINA compartment before the start of your observation to retrieve the files in the following format: The final photos processed by STELLINA are available in jpg format. Raw images are available in fits format ...
As with Stellina and Vespera, Hestia will be able to observe sunspots. Solar photos taken with Hestia will be stacked by the Gravity application, but there will be an advantage in terms of resolution for photos taken with Stellina or Vespera.
As mentioned during the Kickstarter campaign, we will start shipping Hestia in December, starting with the Eclipse packs to North America. However, it is best not to expect your reward for Christmas as we will not be able to deliver all the rewards ...