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by jtmarmon 1430 days ago
The article alludes to laser comms - NASA is developing[0] laser based comms systems (as opposed to radio frequency) which would allow gigabit speed downloading of data. Hardening this technology to send back more raw data is probably a lot more straight forward than trying to do image processing on board.

[0] https://www.nasa.gov/mission_pages/tdm/lcrd/index.html