DFM
Whoops.
Mon Dec 4, 2017 4:51pm
162.192.201.157

I wrote "(which HAS been achieved)" too many times.

It should only be at 3km/sec.

Higher speeds have NOT yet been achieved, or at least not published.

DFM

  • It will never happen. I think that it is probably physically impossible let alone practically impossible. The "Royal Road to Space" is with the air-breathing "Space Plane" with ramjet for as high as... more
    • Why do you think I'm focusing on itEx-News Junkie, Mon Dec 4 5:10pm
      Because I KNOW it won't be done by anyone alive today. Which leaves it wide open.
      • It won't be done by anybody EVER. (nm)DFM, Tue Dec 5 4:28pm
        • e the idea of a space elevator. Rockets carrying an handful of astronauts will play a small role in the future I envision, but generally they will be obsolete.
          • Space Elevator cannot possibly be made to work. DFM
            • Rocket fuel is PH🚀🚀EY, Mon Dec 11 7:15am
              destroying ozone. We need an alternative means of propelling our ephemeral-everything into space.
            • Elevators pre-date rockets by a centuryEx-News Junkie, Sun Dec 10 9:07pm
              Rockets didn't launch from Cape Canaveral until 1950. The technology is dangerous and closely guarded due to the potential for weaponization. Due to cost, complexity, and high risk, few countries in... more
              • https://www.grc.nasa.gov/www/k-12/TRC/Rockets/history_of_rockets.html The date reporting the first use of true rockets was in 1232. At this time, the Chinese and the Mongols were at war with each... more
              • FurthermoreEx-News Junkie, Tue Dec 12 11:18pm
                Rocket technology is not guarded merely due to its potential for weaponization. Rockets were originally intended, built and used, as weapons. Peaceful uses came later, much later. Large rockets, for... more
                • A space elevator could clear orbital debrisEx-News Junkie, Tue Dec 12 11:28pm
                  As a static structure, a space elevator could be used to collect or de-orbit space junk. With an appropriately designed Whipple Shield that can move up & down, a space elevator could absorb... more
    • Whoops. — DFM, Mon Dec 4 4:51pm
Click here to receive daily updates