Planet Four Talk

Subject: APF0001api

Subject APF0001api Full subject data (JSON)

Comments

  • robsonboto by robsonboto

    Strong action rainwater for the formation of large valleys. #mars

    Posted

  • p.titchin by p.titchin

    sorry rob these channels are carved out by sublimng CO2 pressure over many years, sadly not water. Pete

    Posted