Artemis II: predict abort


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  • #106369 Reply
    M.J.

      According to the BBC:
      There’s been a bit of chatter between astronaut Christina Koch and the control centre. Temperature is the crew’s concern right now.
      Koch asks mission control: “It is very cold in the cabin, any chance you can make it warmer..?”
      Mission Control: “We’re going to take a look at some of these shell heaters and we’ll let you know..’
      Koch: “Thank you Mike.”
      Now they haven’t yet started their voyage from orbit towards the Moon, and already they have a “little problem”.
      I predict that they will abort their mission and return to Earth. You saw it here first.

      #106371 Reply
      M.J.

        Apparently the minimum comfortable temperature for the astronauts is 65F, which they have, but the fans of the spacecraft are causing a wind-chill effect. Mission control are trying to reduce fan speed and increase the temperature. If they cannot manage within the next 4 hours to achieve a comfortable environment, which is sustainable for the next 10 days, that will be a sufficient reason to abort the mission.
        Hopefully they will succeed, and my prediction will be proven wrong. Wait and see!

        #106372 Reply
        Squonk

          Temperature and toilet issues resolved. TLI (lunar burn) currently GO and coming up in next hour all going well.

          #106373 Reply
          Clark

            So strange. Like Apollo 8, but the context seems to have changed. I was too young to understand, now I’m too old to understand.

            Donald Fagen – I.G.Y. – YouTube, six minutes.

            #106374 Reply
            Clark

              They’re hurtling in; I wonder if anyone on the ground will see the TLI burn.

              #106375 Reply
              Squonk

                Trans Lunar Injection burn complete. On the way to the Moon again for the first time in 53 years.

                #106377 Reply
                M.J.

                  I’m glad it worked out. All success to them!

                  #106381 Reply
                  Clark

                    Day 3: the TLI burn proved so accurate they can skip doing a correctional today and concentrate on fixing the toilet.

                    #106382 Reply
                    Mart

                      Artemis II will set a record manned spaceflight distance from Earth. That’s fine, but I’ve not managed to find an answer to how this will be attained.

                      I envisage two scenarios:

                      1) Artemis will orbit the moon when the satellite is closer to its apogee than it was during any Apollo mission.

                      2) The orbit of Artemis around the moon will have an apolune on the far side greater than any Apollo craft’s orbit.

                      Does anyone know which it is? Or am I missing something and there’s some other explanation?

                      #106383 Reply
                      M.J.

                        Google AI indicates that (2) is the correct alternative.

                        #106386 Reply
                        Mart

                          Thanks for that, M.J. I think you’re right. Google AI gives me different values for Artemis II’s apolune height (between 4,700 and 6,000 miles) but all far exceed that for Apollo 13 (which holds the record that’ll be broken tomorrow). The figures I’m fed by Google vary so it’s hard to be exact, but it seems the moon was very slightly more distant from Earth when 13 swung by it (less than 2,000 miles, maybe as little as a few hundred). 13 was only 150 odd miles above the lunar surface so even the lowest figure for the Artemis apolune height is more than enough to give it the record.

                          #106396 Reply
                          M.J.

                            BBC reports: “Artemis II pilot Victor Glover has just told the crew on the ground that what the four astronauts are currently seeing is “truly hard to describe”.
                            As Glover described something he said was orange, the crew on the ground said the reddish object was likely Mars.”
                            Question: What did Glover actually see? Could he have seen an orange artefact made by aliens? Will the crew be made to say “no comment” by TPTB if they are asked for details?

                            #106397 Reply
                            ET

                              Scott Manley on YT explaining the Artemis II mission.
                              https://www.youtube.com/watch?v=UHLqZ-L4zoY

                              ” Could he have seen an orange artefact made by aliens?”
                              Highly unlikely. I believe there is life elsewhere in our galaxy/the universe. The problem, however, is they would have to travel here to leave their orange garbage dumpsters behind in the first place. All our (as in humanity) current understanding points to the speed of light (more precisely, the speed of causality) being a hard limit. Meaning you cannot ever travel through space faster than the speed of light. Getting any mass to the speed of light would take infinite energy.
                              To travel to our nearest solar system, the Alpha Centauri system, would take 4.3 years at the speed of light. Less than the speed of light and it takes longer. Traveling at any significant percentage of the speed of light brings with it other problems. At that speed, if you hit a small clump of molecules out in space you will generate so much energy that you’ll annihilate yourself and your ship in a fireball. Radiation protection, fuel, food and provisions, health care.
                              PBS spacetime YT channel on Is Interstellar Travel Impossible?.

                              The Alien in-laws ain’t coming to visit until they have faster than light engines which according to our physics would be impossible.

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