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China’s Mars sample return mission ‘progressing smoothly’ - Khan 03-07 00:43 | 61.7 KB | link +9 Rate

This is Tianwen-3, there's a Tianwen-2 next year - motif 03-07 17:15 | 178 bytes | +1 Rate
- GREAT! [no text] - Khan 03-07 22:29 | 0 bytes | Rate
Bcos ofTerra&Mars orbits,launch window every26months:late2024,late2026,early2029 - InTheNameOfJesus 03-07 10:16 | 23.5 KB | link +1 Rate
- China successfully took a soil sample from the moon and sent it back to earth - Khan 03-07 22:28 | 428 bytes | +1 Rate
  - You were here! Mars:moon gravity=3.71m/s²:1.61m/s²⇒will take a bigger rocket - InTheNameOfJesus 03-08 02:01 | 128 bytes | +1 Rate
    - I suppose - Khan 03-08 04:05 | 204 bytes | +1 Rate
      - The LM5 1st stage is bulky LO-LH tank;bundling3of them isn't practical--a longer - InTheNameOfJesus 03-08 04:43 | 144 bytes | +1   Rate
        
        Watch this - Khan 03-08 16:22 | 13.8 KB | link +1   Rate
        
        I'm certain wat I said:1st stage-2x52 tons LOLH engine+8x120 tons LO-kerosene - InTheNameOfJesus 03-08 16:50 | 856 bytes | link   Rate