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Expand swift-physics with spacecraft dynamics, trajectory planning, and fluid simulation - #1

Merged

lorrden merged 106 commits into

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more-features

Oct 15, 2026

Merged

Expand swift-physics with spacecraft dynamics, trajectory planning, and fluid simulation#1
lorrden merged 106 commits into
mainfrom
more-features

Commits on Oct 11, 2026
- Add DE441 support
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  777120b
- Migrate tests to Swift-testing
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  783f438
- Bug fixes
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  41f7634
- More fixes
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  70aba1b
- Bug fixes for fast nutations
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  620342b
- Epoch and durations
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  6bdb701
- Cartesian state type
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  35dcf25
- Work on frame support
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  14cc515
- Body fixed frames
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  65d09b7
- IAU rotation bugs
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  5bf6098
- Frame and rotation improvements
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  357c331
- Earth rotation model based on ERFA
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  80e3ea9
- UTC time support
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  699177e
- TDB tests
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  b511c14
- UTC / Gregorian conversions
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  12ffc7f
- Coordinate handedness documentation
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  a47bf48
- Module boundaries
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  21f91c4
- TDB models
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  3b6db0f
- Measured Earth orientation
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  0d43ee8
- local orbital and spacecraft attitude frames
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  6b9b730
- Body catalogue
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  0ca4ed4
- common ephemeris interface
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  1dc7a82
- Ephemeris providers
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  f1dc9f3
- Separated providers
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  2f44397
- origin conversion
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  86eb662
- Accuracy levels
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  07a2895
- Characterize VSOP
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  cf04a3a
- Ephemeris batch and caching
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  dc9630e
- Kepler equations
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  6bc12da
- Cartesian <-> Orbital element conversion
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  f3e0018
- Special case orbits
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  1c73890
Commits on Oct 12, 2026
- Two-body, impulse maneuvers, bounded sampling
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  5734f12
- License headers
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  committed
  d898c2e
- DE441 improvements
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  8ca3856
- Ignore DE441 files
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  c497032
- DE441 improvements
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  3d918c7
- Fallback ephemeris
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  3c33e3d
- Finish DE441 support
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  committed
  9c8678e
- Hohmann transfer planning support
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  committed
  16b0fab
- Brachistochrone planner
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  1557862
- Spacecraft dynamics
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  committed
  a754bf7
- J2 gravity
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  1df0f68
- Event detection
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  d271f13
- Fuel depletion
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  b41fb4d
- Event driven propagation
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  c1259a2
- variable-flow fuel depletion
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  2d94e3a
- integration in moving and rotating frames
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  committed
  eed418c
- Waypoint brachistochone
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  committed
  d2c9655
- Improve waypoint system with temporal and spatial rules
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  committed
  3612d66
- waypoint arrival epochs and inclusive arrival windows
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  committed
  f8bcb54
- Route planning improvements
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  474b3fc
- adaptive timing feasibility
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  6df116e
- local timing optimization
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  2870194
- explicit nonzero departure, arrival and intermediate passage velocities.
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  9a67373
- moving-target rendezvous endpoints
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  committed
  11bcd1b
- moving intermediate waypoints across search, refinement and optimization
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  12adcf9
- moving spherical obstacle clearance to routes and all timing planners
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  a43d044
- Waypoint and planning improvements
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  b4bb8d5
Commits on Oct 13, 2026
- Spacecraft maneuvering
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  a5290f3
- finite-burn initial guesses and bounded refinement of burn timing
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  8b7f88c
- Lambert solvers
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  f0abbc9
- bounded Lambert transfer-window searches
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  64a14a2
- gravity-assist encounter
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  c9a2d63
- Encounter sequences and numerical refinement
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  1abe595
- Attitude dynamics
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  e521dc1
- Initial work on SPICE kernel loading
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  710c6c4
- SPICE improvements
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  5330c71
- SPICE testing
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  committed
  1321323
- Update documentation
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  committed
  dc2bbcc
- Voyager II example
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  committed
  5ef8adc
- Work on game integration code
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  2cb47a2
- Cache invalidation
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  a0469ec
- Performance and thread safety
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  3b20f79
- More documentation
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  1b42945
- Serialization
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  4d6eb41
- MPC culling experiment
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  1ac06fe
- SPK21 support and POIs
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Commits on Oct 14, 2026
- Atmospheric and magnetic models
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  3391289
- Documentation cleanup
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  97e4ee2
- Fix interpolation bug in airfoil code
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  committed
  5c9593a
- Aerodynamic foundations
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  5434888
- Segmented-wing and whole-body evaluators:
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  8e859d5
- Bounded finite-wing model
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  d0f7fbf
- Wind rotation in rotating reference frames
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  85f9ab1
- AerodynamicWrench
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  18262b1
- Newtonian surface-pressure model
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  c718250
- Aerothermal heating work
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  48b9034
- parachute drag and balloon buoyancy/drag
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  ac4e976
- pluggable body-rate aerodynamic damping
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  211ff62
- control-deflection interpolation for wing and tail segments
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  7760e73
- pluggable free-molecular panel model
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  f9be10e
Commits on Oct 15, 2026
- Coupled spanwise lifting-line solver with circulation, downwash and load diagnostics
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  ad54f1f
- Pluggable local surface convection
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  ed54524
- Remove swiftpm junk
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  176563f
- More aerodynamics
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  6e83afb
- CFD and propwash models
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  33b235d
- Compressible CFD, hydrodynamics
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  1c8048e
- License headers
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  committed
  2cbab6e
- Swift 64 update, CI fixes, and more
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  committed
  418db36
- Reorganize the BSD-3 licensed ERFA code
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  committed
  ee9bbc3
- Try to get more build errors in windows/linux
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  3672b8c
- Explicit typing
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  765b1ba
- Fix fputs issue
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  6462689
- More work to get Linux and Windows build done
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  committed
  df2d552
- Fix concurrency primitives
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  6359588
- Try to fix failing windows test
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  committed
  671ca06

Commits

Commits on Oct 11, 2026

Commits on Oct 12, 2026

Commits on Oct 13, 2026

Commits on Oct 14, 2026

Commits on Oct 15, 2026