From 3a8f8d38c7f07c93cbba99db426748dd231e93f0 Mon Sep 17 00:00:00 2001 From: Christopher Rabotin Date: Thu, 2 Jul 2026 00:20:57 -0600 Subject: [PATCH 1/5] Switch to displaying bullets Zensical suddenly failed locally, not sure why --- docs/index.md | 42 +++++++++++++++++++++++++------------ docs/stylesheets/extras.css | 16 +++++--------- 2 files changed, 34 insertions(+), 24 deletions(-) diff --git a/docs/index.md b/docs/index.md index 970d539..c37604d 100644 --- a/docs/index.md +++ b/docs/index.md @@ -15,31 +15,47 @@ hide:

Advanced Flight Dynamics

-

Complex mission orchestration

-

Model entire constellation lifecycles by targeting coupled multi-spacecraft trajectories and automating repeated, multi-phase operational conops sequences. Elevate estimation and environmental fidelity with mission-critical features, including consider covariance filtering to manage unestimated systematic errors, simultaneous ground station tracking bias estimation, and high-fidelity NRLMSISE-00 atmospheric drag modeling.

- Learn more +

Complex mission orchestration

+

    +
  • Access validated gravity model datasets and daily updates to atmospheric and Earth rotation data
    • +
  • Augmented state estimation and consider covariance, including ground station location, and radio delays and biases
    • +
  • Target coupled multi-spacecraft trajectories and automating repeated, multi-phase operational conops sequences
    • +
  • Genetic algorithm global optimization of low thrust constellation orbit raising
    • +
  • 100% free license designed for Air-gapped Mission Ops Centers, and continuous integration pipelines
    • +

+ Learn more

Orbit Determination

-

Ansys ODTK Replacement (Nyx)

-

Mathematically rigorous estimation pipelines featuring extended Kalman filtering, backwards smoothing, and state noise compensation. Designed to drive raw tracking measurements to rapid operational convergence within automated Python workflows, or to execute deterministically as lightweight, high-fidelity flight software onboard the spacecraft.

+

Scriptable, CI-ready replacement for Ansys ODTK

+

    +
  • Extended Kalman Filters, with smoothing, and Batch Least Squares Estimators (incl. Levenberg Marquart)
    • +
  • Access Normalized Innovation Squared (NIS) and Normalized Estimation Error Square (NEES)
    • +
  • Export whitened residuals, Kalman gains, Filter-Smoother consistency, Uncertainty of orbital elements
    • +
  • State noise compensation (process noise) available in inertial, RIC, or VNC frames, with maximum inflation duration, or exponentially decaying
    • +
  • Full OD Monte Carlo simulation suite with multivariate dispersions from covariance
    • Lunar OD demo

Mission Design & Optimization

-

Ansys STK Replacement (Nyx)

-

High-fidelity multi-body geometry analysis and trajectory optimization engines. Run complex low-thrust orbit raising sequences or multi-island genetic algorithm searches natively in Python at compiled-Rust speeds, compressing mission trade-space exploration loops from weeks to minutes.

+

Fidelity of Ansys STK, at several times the speed

+

    +
  • Third-body effects, solar radiation pressure, drag model (NRLMSISE-00), multi-body solid tides (compatible with gas giants)
    • +
  • Maneuver targeting and modeling: impulsive, finite high-thrust burns, low-thrust optimization
    • +
  • Multi-variable differential correctors (targeters) using either Newton Raphson or Broyden's method (Secant)
    • +
  • Validated shadow modeling accounting for the shape of the shadow body, defined as a tri-axial ellipsoid from the NASA/NAIF PCK
    • +

GEO low thrust orbit raise

Monte Carlo & Dispersion Analysis

-

500 simulation days per minute

+

3,000 simulation days per minute per CPU core

Massive-scale parallel operational-level risk analysis. Leverage concurrent, thread-safe architecture to distribute thousands of high-fidelity orbital runs across cloud-compute instances, translating statistical uncertainty into hard operational constraints, all on prem, for free.

James Webb Monte Carlo
@@ -48,9 +64,9 @@ hide:

Validated SPICE Replacement

-

ANISE

+

ANISE

A thread-safe, zero-cost alternative to legacy SPICE toolkits, delivering deterministic planetary, coordinate frame, and instrument transformations. Engineered for high-throughput Python concurrent execution and bare-metal flight software, with proven lunar flight heritage, landing Blue Ghost on the Moon in March 2025.

- Learn more + Learn more Tutorials
@@ -58,9 +74,9 @@ hide:

Precision Time Management

-

Hifitime

+

Hifitime

An overflow-safe, high-performance datetime library providing leap-second-correct nanosecond precision across UTC, GPST, and relativistic time-scales. Flight-proven in lunar and deep-space missions, it works on desktop, web assembly, and bare-metal platforms.

- Learn more + Learn more Python Docs
@@ -68,7 +84,7 @@ hide:

Trusted by Industry Leaders

-

See who's already benefiting from our tools

+

See who's already benefiting from our tools

Our tools are trusted and actively used by leading companies in the aerospace and technology sectors. Their commitment to using Nyx, Hifitime, and ANISE is a testament to the reliability, efficiency, and advanced capabilities of our software.

diff --git a/docs/stylesheets/extras.css b/docs/stylesheets/extras.css index ea49d7e..92ca7f3 100644 --- a/docs/stylesheets/extras.css +++ b/docs/stylesheets/extras.css @@ -195,12 +195,6 @@ code { text-transform: none; } -p { - margin-bottom: 1em; - text-align: justify; - /* Improved readability */ -} - /* List and Emphasis Styles */ ul { list-style: inside; @@ -290,7 +284,7 @@ div.cards>ul>li { .marquee-content { display: flex; - width: 200%; + width: 200%; animation: scroll 30s linear infinite; } @@ -318,7 +312,7 @@ div.cards>ul>li { display: flex; justify-content: center; align-items: center; - + /* The shaded background style */ background-color: rgba(128, 128, 128, 0.05); /* Light shade for light mode */ border: 1px solid rgba(128, 128, 128, 0.1); /* Subtle border */ @@ -331,16 +325,16 @@ div.cards>ul>li { height: 40px; /* Adjust this to your preferred logo height */ width: auto; max-width: 100%; - + /* * This blend-mode intelligently handles logo colors. * On light backgrounds, dark logos stay dark. * White logos (like AWS) will blend in (which is OK). */ - mix-blend-mode: darken; + mix-blend-mode: darken; } -/* * Dark Mode Handling +/* * Dark Mode Handling * (This assumes your dark mode toggles [data-theme="dark"]) */ [data-theme="dark"] .marquee-item { From 3338c93f255b73280acfec01c9cf047d77bbfa23 Mon Sep 17 00:00:00 2001 From: Christopher Rabotin Date: Thu, 2 Jul 2026 00:45:50 -0600 Subject: [PATCH 2/5] Good for live --- docs/index.md | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) diff --git a/docs/index.md b/docs/index.md index c37604d..f5428d8 100644 --- a/docs/index.md +++ b/docs/index.md @@ -44,10 +44,10 @@ hide:

Mission Design & Optimization

Fidelity of Ansys STK, at several times the speed

    -
  • Third-body effects, solar radiation pressure, drag model (NRLMSISE-00), multi-body solid tides (compatible with gas giants)
    • +
  • Third-body effects, solar radiation pressure accounting for tri-axial ellipsoid of the shadow object, drag model (NRLMSISE-00), multi-body solid tides (compatible with gas giants)
  • Maneuver targeting and modeling: impulsive, finite high-thrust burns, low-thrust optimization
  • Multi-variable differential correctors (targeters) using either Newton Raphson or Broyden's method (Secant)
    • -
  • Validated shadow modeling accounting for the shape of the shadow body, defined as a tri-axial ellipsoid from the NASA/NAIF PCK
    • +
  • Propagation stopping conditions on epoch, duration, orbital element, or any ANISE calculation object (e.g. LST of 0615)

GEO low thrust orbit raise
@@ -56,16 +56,24 @@ hide:

Monte Carlo & Dispersion Analysis

3,000 simulation days per minute per CPU core

-

Massive-scale parallel operational-level risk analysis. Leverage concurrent, thread-safe architecture to distribute thousands of high-fidelity orbital runs across cloud-compute instances, translating statistical uncertainty into hard operational constraints, all on prem, for free.

+

    +
  • Parallel and thread-safe by design, enabling massive-scale operational-level risk analysis
    • +
  • Multivariate normal dispersions from covariance, or specific orbital element uncertainty, mapped to Cartesian space with automatic differentiation
    • +
  • Blazing fast speeds, low memory footprint, unmatched by any proprietary toolsuite
    • James Webb Monte Carlo
-

Validated SPICE Replacement

-

ANISE

-

A thread-safe, zero-cost alternative to legacy SPICE toolkits, delivering deterministic planetary, coordinate frame, and instrument transformations. Engineered for high-throughput Python concurrent execution and bare-metal flight software, with proven lunar flight heritage, landing Blue Ghost on the Moon in March 2025.

+

ANISE

+

Landed Firefly Blue Ghost on the Moon

+

    +
  • Thread-safe, FSW-ready alternative to legacy SPICE toolkit
    • +
  • Ephemeris, Orientation, Instrument, Eclipse modeling validated against CSPICE in continuous integration
    • +
  • Calculations of orbital elements, ground station azimuth, elevation, range, and range-rate data, orbital element uncertainties from covariance, etc.
    • +
  • Supports NASA SPICE kernels, CCSDS OEM and OPM, and STK .e files
    • +

Learn more Tutorials
@@ -73,8 +81,8 @@ hide:
-

Precision Time Management

-

Hifitime

+

Hifitime

+

Precision Time Management

An overflow-safe, high-performance datetime library providing leap-second-correct nanosecond precision across UTC, GPST, and relativistic time-scales. Flight-proven in lunar and deep-space missions, it works on desktop, web assembly, and bare-metal platforms.

Learn more Python Docs From 71bf10bd1c89b6c337c8956ed53d6115777981f3 Mon Sep 17 00:00:00 2001 From: Christopher Rabotin Date: Thu, 2 Jul 2026 00:47:59 -0600 Subject: [PATCH 3/5] Add login to platform --- docs/index.md | 1 + 1 file changed, 1 insertion(+) diff --git a/docs/index.md b/docs/index.md index f5428d8..85ad65a 100644 --- a/docs/index.md +++ b/docs/index.md @@ -24,6 +24,7 @@ hide:
  • 100% free license designed for Air-gapped Mission Ops Centers, and continuous integration pipelines

    • Learn more + Login
    From 02ec09c16ce3884eb4ff8576355242ef69126021 Mon Sep 17 00:00:00 2001 From: Christopher Rabotin Date: Thu, 2 Jul 2026 00:52:03 -0600 Subject: [PATCH 4/5] Fix ul p tag --- docs/index.md | 20 +++++++++++--------- 1 file changed, 11 insertions(+), 9 deletions(-) diff --git a/docs/index.md b/docs/index.md index 85ad65a..fd1c6ac 100644 --- a/docs/index.md +++ b/docs/index.md @@ -16,13 +16,13 @@ hide:

    Advanced Flight Dynamics

    Complex mission orchestration

    -

      +
      • Access validated gravity model datasets and daily updates to atmospheric and Earth rotation data
      • Augmented state estimation and consider covariance, including ground station location, and radio delays and biases
      • Target coupled multi-spacecraft trajectories and automating repeated, multi-phase operational conops sequences
      • Genetic algorithm global optimization of low thrust constellation orbit raising
      • 100% free license designed for Air-gapped Mission Ops Centers, and continuous integration pipelines
        • -

      +
    Learn more Login
    @@ -31,12 +31,13 @@ hide:

    Orbit Determination

    Scriptable, CI-ready replacement for Ansys ODTK

    -

      +
      • Extended Kalman Filters, with smoothing, and Batch Least Squares Estimators (incl. Levenberg Marquart)
      • Access Normalized Innovation Squared (NIS) and Normalized Estimation Error Square (NEES)
      • Export whitened residuals, Kalman gains, Filter-Smoother consistency, Uncertainty of orbital elements
      • State noise compensation (process noise) available in inertial, RIC, or VNC frames, with maximum inflation duration, or exponentially decaying
        • -
      • Full OD Monte Carlo simulation suite with multivariate dispersions from covariance
        • +
      • Full OD Monte Carlo simulation suite with multivariate dispersions from covariance
        • Lunar OD demo
    @@ -44,12 +45,12 @@ hide:

    Mission Design & Optimization

    Fidelity of Ansys STK, at several times the speed

    -

      +
      • Third-body effects, solar radiation pressure accounting for tri-axial ellipsoid of the shadow object, drag model (NRLMSISE-00), multi-body solid tides (compatible with gas giants)
      • Maneuver targeting and modeling: impulsive, finite high-thrust burns, low-thrust optimization
      • Multi-variable differential correctors (targeters) using either Newton Raphson or Broyden's method (Secant)
      • Propagation stopping conditions on epoch, duration, orbital element, or any ANISE calculation object (e.g. LST of 0615)
        • -

      +
    GEO low thrust orbit raise
    @@ -57,10 +58,11 @@ hide:

    Monte Carlo & Dispersion Analysis

    3,000 simulation days per minute per CPU core

    -

      +
      • Parallel and thread-safe by design, enabling massive-scale operational-level risk analysis
      • Multivariate normal dispersions from covariance, or specific orbital element uncertainty, mapped to Cartesian space with automatic differentiation
      • Blazing fast speeds, low memory footprint, unmatched by any proprietary toolsuite
        • +
      James Webb Monte Carlo
    @@ -69,12 +71,12 @@ hide:

    ANISE

    Landed Firefly Blue Ghost on the Moon

    -

    Learn more Tutorials
    From 2d750b06d646035187c3b3c34305a54ceb50bcce Mon Sep 17 00:00:00 2001 From: Chris Date: Thu, 2 Jul 2026 00:57:13 -0600 Subject: [PATCH 5/5] Apply suggestions from code review Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com> --- docs/index.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/docs/index.md b/docs/index.md index fd1c6ac..5604ee5 100644 --- a/docs/index.md +++ b/docs/index.md @@ -19,7 +19,7 @@ hide: @@ -32,11 +32,11 @@ hide:

    Orbit Determination

    Scriptable, CI-ready replacement for Ansys ODTK

    Lunar OD demo @@ -48,7 +48,7 @@ hide: GEO low thrust orbit raise