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    1. DisillusionedBook on

      Surely though by far the greatest proportion of overall cost is getting the mass off the Earth in the first place. As a percentage this has got to be peanuts right?

    2. So it’s more or less an Aldrin cycler trajectory for travelling between Earth and the Moon?

      That would be very useful for unmanned trips to the Moon; I’m a little confused about how long it will take, relative to a conventional „route;“ can anyone clarify?

    3. Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I’ve seen in this thread:

      |Fewer Letters|More Letters|
      |——-|———|—|
      |[30X](/r/Space/comments/1tjgtom/stub/on27zm7 „Last usage“)|SpaceX-proprietary carbon steel formulation (*“Thirty-X“, „Thirty-Times“*)|
      |[EVA](/r/Space/comments/1tjgtom/stub/on1gcnb „Last usage“)|Extra-Vehicular Activity|
      |[KSP](/r/Space/comments/1tjgtom/stub/on1uggm „Last usage“)|*Kerbal Space Program*, the rocketry simulator|
      |[L1](/r/Space/comments/1tjgtom/stub/on260yk „Last usage“)|[Lagrange Point](https://en.wikipedia.org/wiki/Lagrangian_point) 1 of a two-body system, between the bodies|
      |[L2](/r/Space/comments/1tjgtom/stub/on1hnms „Last usage“)|[Lagrange Point](https://en.wikipedia.org/wiki/Lagrangian_point) 2 ([Sixty Symbols](https://www.youtube.com/watch?v=mxpVbU5FH0s) video explanation)|
      | |Paywalled section of the NasaSpaceFlight forum|
      |[LEO](/r/Space/comments/1tjgtom/stub/on1pz4a „Last usage“)|Low Earth Orbit (180-2000km)|
      | |Law Enforcement Officer (most often mentioned during transport operations)|
      |[TLI](/r/Space/comments/1tjgtom/stub/on1qbv8 „Last usage“)|Trans-Lunar Injection maneuver|

      |Jargon|Definition|
      |——-|———|—|
      |[apoapsis](/r/Space/comments/1tjgtom/stub/on1dogx „Last usage“)|Highest point in an elliptical orbit (when the orbiter is slowest)|
      |[perihelion](/r/Space/comments/1tjgtom/stub/on1pz4a „Last usage“)|Lowest point in an elliptical orbit around the Sun (when the orbiter is fastest)|

      Decronym is now also available on Lemmy! Requests for support and new installations should be directed to the Contact address below.

      —————-
      ^(9 acronyms in this thread; )[^(the most compressed thread commented on today)](/r/Space/comments/1tgsfae)^( has 23 acronyms.)
      ^([Thread #12426 for this sub, first seen 21st May 2026, 11:57])
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    4. Impressive_Iron2885 on

      uhhhhh……where was it hiding? i mean, i look up and it’s pretty much right there guys.

    5. mangalore-x_x on

      They found a shortcut through studio 7? /j

      The sad thing is probably how many people would believe that version…

    6. „it’s some sort of stairway, however it appears to have been unused for some time now, so we just pointed it at the moon and here we are.“

    7. rooktakesqueen on

      The other thing that’s cool about this trajectory is that it’s very close to a free-return trajectory at the start. So you could plan your TLI burn to put you into a free return, and then later commit to this insertion with only a very small correction burn.

    8. Artemis II traveled an average of 9,835 m/s on its recent trip. From what I gather it can make the trip an additional 60m/s faster with the same amount of fuel. Am I interpreting this correctly?

    9. DaryltheRigger on

      I think there’s a stargate buried in Antarctica that could shorten it even further.

    10. Economy_Link4609 on

      Why can’t we provide useful context in articles like this? I actually clicked the link buried in the end of the article to the actual paper.

      This is saving 60 m/s in delta-v using a 31 day transfer to lunar orbit for the comparison. (Comparing their new route to a 31 day standard „three body“ route).

      It’s not magically hidden, just able to be more quickly found thanks to computing techniques. Basically a transfer into an orbit around L1, then transfer from that to the moon from there.

    11. IBlameMyBrother on

      Damn! Gas prices are so high even the astronauts are trying to up their MPGs.

    12. from a layman’s perspective, this reminds me of the Fosbury Flop technique for high jump. Seems counter-intuitive at first.

      > The researchers found that, instead of using the branch of the lunar-orbit variate closest to Earth, it’s better to enter that variate from the opposite side.

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