Tag: celestial mechanics

A new coordinate-invariant diagnostic quantifies how asteroid orbit uncertainty grows toward close encounters, proven stable under any choice of coordinates ...

Researchers used trajectory clustering on more than 638,000 simulated low lunar orbits to identify long-lived, low-drift paths that could support ...

Researchers at North Carolina State University have extended a force-based, relativistic reformulation of gravity to many-body systems, showing that frame ...

Purdue researchers show that Modified Generalized Equinoctial Orbital Elements preserve Gaussian uncertainty far longer than Cartesian coordinates when tracking spacecraft ...

Researchers at the Air Force Institute of Technology have developed an unsupervised machine learning pipeline that automatically discovers and classifies ...

A new mathematical proof establishes that the equal-mass one-dimensional charged three-body problem admits no hidden conserved quantity and therefore cannot ...

A new study shows that the famous 39.23-degree Lidov–Kozai critical inclination shifts to 42.65 degrees when a high-accuracy third-body potential ...

Researchers have developed a family of projective canonical transformations that linearize Kepler and Manev orbital dynamics within a Hamiltonian framework, ...

Mathematicians have shown that in a two-body orbit perturbed by both random noise and Stokes-type drag, a precise balance between ...

Researchers have built an open-source symbolic-numerical ecosystem combining Maxima and Julia that automates the derivation and validation of analytical perturbation ...