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11 votes
3 answers
602 views

Is it possible to extend high speed data transmission with lasers to the distance Earth to Mars?

Data transmission using an optical laser between ground station and a GEO satellite may offer very high data rates, up to 1.8 GBit/s for instance. But what about a transmission from Earth to Mars ...
Uwe's user avatar
  • 49.2k
7 votes
1 answer
141 views

Technological challenges in substituting EO Satellites X-band downlinks with laser downlinks?

The majority of Earth Observation satellites, whether for meteorology or land analysis, downlink their data in the X-Band to either government-run or privately-owned ground stations. In Europe, the ...
Maria Angeles Capellades's user avatar