principia

v0.2.1 Experimental

Typed Newtonian numerical dynamics: state propagation, acceleration models, RK4/DOPRI5/DOP853 integrators, variational equations, STM, covariance, and gravity-field kernels.

AGPL-3.0-only Edition 2021 MSRV 1.82

Science Mathematics Aerospace #science#propagation#gravity#astrodynamics#integrator

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Quick Verdict

✓Actively maintained (updated 22d ago)
!Pre-1.0: API may have breaking changes

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1.4K

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Strong growth momentum

1.0K downloads in the last 30 days (35/day), up 191% from the previous period.

Health Breakdown

Maintenance 13/25

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Quality 16/25

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Community 8/20

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Popularity 4/15

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Documentation 12/15

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Download Trend

Daily downloads · last 90 days

15/day avg+423%

Top Dependents

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siderust

3.4K dl 54

Version Adoption

v0.2.1

58%

v0.2.0

40%

v0.1.0

Release Timeline

3 releasessince 2026

2026

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Feature Flags

default =["std"]

std*allocastroserde

README

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Maintainers

Vallés Puig, Ramon

17 crates

Dependencies

direct dependencies