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  1. francisdrake

    Orbiter Screenshot Thread

    Thanks! Yes, it is tricky to find a good combination. The very basic material parameters like color and reflective color are always a bit different in the 3D-modelling program compared to Orbiter's rendering. My very first tries looked more like granite stone, not like metal. I found a site...
  2. francisdrake

    Orbiter Screenshot Thread

    Playing around with the metal-foil textures, normals and specular maps of the Lunar Excursion Vehicle (LEV). The Ukert crater is coming up in the distance, for a landing on the crater rim.
  3. francisdrake

    Orbiter 2024 Release

    Ok, found two workarounds for the sliding: - Re-defined the Ukert landing location to a saddle point on the crater rim. Here the sliding is nearly zero. - Discovered Majid's Sleepy Vessels plugin. After installing and activating in the launchpad, you can force the vessel to a landed state. If...
  4. francisdrake

    Orbiter 2024 Release

    Has Orbiter 2024 a surface friction different from previous versions? Trying to land on the Ukert crater rim worked in 2016, but leads now to a continuous downhill slide. Increasing touchdown points friction, or applying brakes does not seem to make much difference. :unsure: Though its fun to...
  5. francisdrake

    Vessel Commerical LEO destinations and other space stations

    Axiom Station Update Attached is an update of the Axiom Station. Recently the configuration was modified, to allow quicker development and faster free-flying capability. Solar panels and heat radiators were added to the hab modules, while the solar-power tower has been removed. For the...
  6. francisdrake

    Orbiter Screenshot Thread

    Axiom is considering a new layout for their upcoming space station. Solar panels shall be added directly to the hab modules.
  7. francisdrake

    OHM Orion-MPCV and Orange-SLS

    I would not know how to extract dll's from the Netframework. :unsure: For the newer WinOS: I am running Win 11, 24H2. I think this is the actual Windows version. I did not have any problems yet running Orbiter, even with older addons. For now I would like to keep the VC version and API, as I...
  8. francisdrake

    OHM Orion-MPCV and Orange-SLS

    The Netframework 3.5 are runtime libraries of the Visual C++ 2008 Express Edition. (Yes I am using that old compiler :sneaky: ) Please download them here and install them. ---- Thanks for the remark on the .chm files! They are pretty old. Will remove them in a maintenance update.
  9. francisdrake

    Orbiter 2024 Release

    I set the private variables to 0. Then: ClearThrusterDefinitions(), ClearPropellantResources(); oapiRegisterExhaustTexture(), oapiLoadMeshGlobal(); Call a default vessel config where parameters are set like mass, aerodynamic coefficients, docking and attachment parameters. Propellant resources...
  10. francisdrake

    Orbiter 2024 Release

    An observation for developers who update their addons to Orbiter 2024. Initialize your variables in void myVessels::clbkSetClassCaps (FILEHANDLE cfg) Background: When testing my addons - which ran well in Orbiter 2016 - I occasionally got CTD's in Orbiter 2024. This was typically at stage...
  11. francisdrake

    OHM Orion-MPCV and Orange-SLS

    francisdrake submitted a new addon: Orion-MPCV and Orange-SLS - The Orion-MPCV and an Orange-SLS launcher of the Artemis Moon exploration program. Read more about this addon...
  12. francisdrake

    Orion-MPCV and Orange-SLS 16

    The Orion-MPCV is an old Orbiter project, now updated for Orbiter 2024. It comes with an Orange-SLS launcher with ICPS and EUS upper stages. The names were chosen to avoid conflicts with other addons.
  13. francisdrake

    Project VulcanCentaur

    Just for fun :) : If you are into alternative launch scenarios for the Orion, launch it on a FalconHeavy, then dock in Low Earth Orbit to a fully fueled Centaur upper stage. The FalconHeavy has enough power to lift the Orion into orbit, and a fully fueled Centaur has enough dV to boost it on a...
  14. francisdrake

    Project VulcanCentaur

    Could you maybe give it a try? I am not sure what is the latest Orion, and what are the dependencies. Meanwhile I corrected the mass of the Orion-MPCV to 33.446 kg, and tried some manual launches. But flat or steep trajectory, none was successful. I am pretty sure, the launch mass of Orion is...
  15. francisdrake

    Project VulcanCentaur

    Attached is a small maintenance update of the Vulcan Centaur launcher. - Modified the launch autopilot - key [V] - to reduce the up-and-down pitching (it still wobbles a bit) Please test it. It seems to behave differently on different frame rates or time compression (1x or 10x). Remember...
  16. francisdrake

    Project VulcanCentaur

    Googling gave me this: - Delta IV Heavy can lift 28,370 kg to low Earth orbit. (Note that the Orion test launch on the Delta IV Heavy did not have a service module attached.) A Vulcan Centaur with six solid rocket boosters can put 27,200 kilograms into low Earth orbit, nearly as much as the...
  17. francisdrake

    Project VulcanCentaur

    As good as it looks :) I am not sure this is based on any real-world assumptions. While the Orion fits onto a Vulcan Centaur VC6N, the launch mass of the Orion is too high to achieve orbit. The Centaur upper stage - while being very fuel effective - lacks the punch of high-thrust engines and...
  18. francisdrake

    SDK Question Why my DLL is so big ?

    Could it be that in the Release menu the Debug option is active? If Debug is active, additional debugging information is included in the dll.
  19. francisdrake

    Orbiter 2024 Release

    As @GLS suggests, I installed the antelope_scn from Orbiter 2016, looks good!
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