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The alternative is optical which is superior to radio waves at planetary distances and further from the perspective of NASA. https://www.nasa.gov/directorates/
by planteen 9y ago
The alternative is optical which is superior to radio waves at planetary distances and further from the perspective of NASA.
https://www.nasa.gov/directorates/heo/scan/engineering/technology/txt_opticalcomm_benefits.html https://www.nasa.gov/directorates/heo/scan/engineering/techn...
- bluGill 9y agoright, but we are trying to detect on planet communications, which we believe we can do. Once we determine that someone is out there we can ask if/how we can contact them.