diff --git a/docs/background.rst b/docs/background.rst
index cf1ff82..fd08cda 100644
--- a/docs/background.rst
+++ b/docs/background.rst
@@ -15,14 +15,14 @@ There are several common definitions of coordinate frames in astronomy, here are
 listed in order of general popularity:
 
     - **Equatorial** - The X-Y plane is defined by the celestial equator (Earth's
-        Equator). The x-axis is defined pointing to the Vernal Equinox (IE: where the
-        Sun crosses the equator in the northward direction).
+      Equator). The x-axis is defined pointing to the Vernal Equinox (IE: where the
+      Sun crosses the equator in the northward direction).
     - **Ecliptic** - The X-Y plane is defined by the plane of the Earth around the Sun,
-        where the x-axis is defined as the same vector as the Equatorial frame. This in
-        essence means that conversion between the two is a rotation around the x-axis by
-        some angle (more on that later).
+      where the x-axis is defined as the same vector as the Equatorial frame. This in
+      essence means that conversion between the two is a rotation around the x-axis by
+      some angle (more on that later).
     - **Galactic** - The X-Y plane is defined to be the galactic plane, there is a
-        non-trivial conversion and definition for this frame.
+      non-trivial conversion and definition for this frame.
 
 At first glance these definitions appear relatively precise, however they are not. The
 issue is with the definition of the Vernal Equinox. As the Earth orbits the sun, its
diff --git a/docs/index.rst b/docs/index.rst
index bc6293d..720fa53 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -6,15 +6,11 @@ surveys of minor planets. Included here are:
 
    - Orbit propagation code capable of accurately calculating the orbits for many
      thousands of minor planets over decades on a laptop.
-   - Thermal modeling, including NEATM (Near Earth Asteroid Thermal Model) and the FRM (
-     Fast Rotator Model) for asteroids. Including support for non-spherical asteroids.
+   - Thermal modeling, including NEATM (Near Earth Asteroid Thermal Model) and the FRM
+     (Fast Rotator Model) for asteroids. Including support for non-spherical asteroids.
    - Optical modeling.
-   - Statistical models of NEA and MBA asteroid populations, which enable the generation
-     of realistic synthetic populations.
    - Interfaces to IPAC's IRSA, JPL's Horizons, and the Minor Planet Centers web tools.
    - Multi-core support for reading SPICE SPK files (SPICE itself is not used).
-   - A model of ground based observatory performance based upon historical asteroid
-     detections.
    - Geometric calculations to check if an object is visible from an observer's
      position.
 
diff --git a/src/neospy/rust/state.rs b/src/neospy/rust/state.rs
index 6abd5b8..7f28699 100644
--- a/src/neospy/rust/state.rs
+++ b/src/neospy/rust/state.rs
@@ -67,7 +67,7 @@ impl PyState {
 
     /// Change the center ID of the state from the current state to the target state.
     ///
-    /// If the desired state is not a known NAID id this will raise an exception.
+    /// If the desired state is not a known NAIF id this will raise an exception.
     pub fn change_center(&self, naif_id: isize) -> PyResult<Self> {
         let mut state = self.0.clone();
         let spk = neospy_core::prelude::get_spk_singleton()