new-horizons/NewHorizons/Components/Orbital/BinaryFocalPoint.cs

using UnityEngine;
namespace NewHorizons.Components.Orbital
{
    public class BinaryFocalPoint : MonoBehaviour
    {
        public string PrimaryName { get; set; }
        public string SecondaryName { get; set; }

        public AstroObject Primary { get; set; }
        public AstroObject Secondary { get; set; }

        void Update()
        {
            if (Primary == null || Secondary == null)
            {
                CleanUp();
                gameObject.SetActive(false);
            }
            else
            {
                // Secondary and primary must have been engulfed by a star
                if (!Primary.isActiveAndEnabled && !Secondary.isActiveAndEnabled)
                {
                    CleanUp();
                    gameObject.SetActive(false);
                }
            }
        }

        private void CleanUp()
        {
            ReferenceFrameTracker component = Locator.GetPlayerBody()?.GetComponent<ReferenceFrameTracker>();
            if (component?.GetReferenceFrame(true)?.GetOWRigidBody() == gameObject)
            {
                component.UntargetReferenceFrame();
            }

            MapMarker component2 = gameObject.GetComponent<MapMarker>();
            if (component2 != null)
            {
                component2.DisableMarker();
            }
        }
    }
}