diff --git a/EDPlayerJournal/BGS/CombatZone.cs b/EDPlayerJournal/BGS/CombatZone.cs
index ed23054..09be364 100644
--- a/EDPlayerJournal/BGS/CombatZone.cs
+++ b/EDPlayerJournal/BGS/CombatZone.cs
@@ -3,40 +3,15 @@ using System.Linq;
 
 namespace EDPlayerJournal.BGS; 
 public class CombatZone : Transaction {
-    /// <summary>
-    /// Type string for ground combat zone
-    /// </summary>
-    public static readonly string GroundCombatZone = "Ground";
-
-    /// <summary>
-    /// Type string for ship combat zones
-    /// </summary>
-    public static readonly string ShipCombatZone = "Ship";
-
-    /// <summary>
-    /// Difficulty low
-    /// </summary>
-    public static readonly string DifficultyLow = "Low";
-
-    /// <summary>
-    /// Difficulty medium
-    /// </summary>
-    public static readonly string DifficultyMedium = "Medium";
-
-    /// <summary>
-    /// Difficulty high
-    /// </summary>
-    public static readonly string DifficultyHigh = "High";
-
     /// <summary>
     /// Type, either on foot or ship
     /// </summary>
-    public string Type { get; set; } = ShipCombatZone;
+    public string Type { get; set; } = CombatZones.ShipCombatZone;
 
     /// <summary>
     /// Difficulty type, low, medium or high.
     /// </summary>
-    public string Grade { get; set; } = DifficultyLow;
+    public string Grade { get; set; } = CombatZones.DifficultyLow;
 
     /// <summary>
     /// Whether spec ops were won.
@@ -77,14 +52,21 @@ public class CombatZone : Transaction {
     /// Returns true if it is an on foot/ground combat zone
     /// </summary>
     public bool IsGround {
-        get { return string.Compare(Type, GroundCombatZone) == 0; }
+        get { return string.Compare(Type, CombatZones.GroundCombatZone) == 0; }
     }
 
     /// <summary>
     /// Returns true if it is an on foot combat zone
     /// </summary>
     public bool IsShip {
-        get { return string.Compare(Type, ShipCombatZone) == 0; }
+        get { return string.Compare(Type, CombatZones.ShipCombatZone) == 0; }
+    }
+
+    /// <summary>
+    /// Returns true if it is a thargoid combat zone
+    /// </summary>
+    public bool IsThargoid {
+        get { return string.Compare(Type, CombatZones.ThargoidCombatZone) == 0; }
     }
 
     public override int CompareTo(Transaction? obj) {
diff --git a/EDPlayerJournal/BGS/TransactionParser.cs b/EDPlayerJournal/BGS/TransactionParser.cs
index 3f74b27..ec37d2e 100644
--- a/EDPlayerJournal/BGS/TransactionParser.cs
+++ b/EDPlayerJournal/BGS/TransactionParser.cs
@@ -57,7 +57,7 @@ internal class TransactionParserContext {
     public Dictionary<string, long> BuyCost = new();
 
     public void DiscernCombatZone(TransactionList transactions, Entry e) {
-        string grade = CombatZone.DifficultyLow;
+        string grade = CombatZones.DifficultyLow;
         string cztype;
         ulong? highest = HighestCombatBond;
 
@@ -66,40 +66,40 @@ internal class TransactionParserContext {
         }
 
         if (OnFootKills > 0) {
-            cztype = CombatZone.GroundCombatZone;
+            cztype = CombatZones.GroundCombatZone;
             // High on foot combat zones have enforcers that bring 80k a pop
             if (highest >= 80000) {
-                grade = CombatZone.DifficultyHigh;
+                grade = CombatZones.DifficultyHigh;
             } else if (highest >= 40000) {
-                grade = CombatZone.DifficultyMedium;
+                grade = CombatZones.DifficultyMedium;
             } else {
-                grade = CombatZone.DifficultyLow;
+                grade = CombatZones.DifficultyLow;
             }
         } else if (ShipKills > 0) {
             // Ship combat zones can be identified by the amount of kills
             if (ShipKills > 20) {
-                grade = CombatZone.DifficultyHigh;
+                grade = CombatZones.DifficultyHigh;
             } else if (ShipKills > 10) {
-                grade = CombatZone.DifficultyMedium;
+                grade = CombatZones.DifficultyMedium;
             }
 
             // Cap ship, means a high conflict zone
             if (HaveSeenCapShip) {
-                grade = CombatZone.DifficultyHigh;
+                grade = CombatZones.DifficultyHigh;
             } else {
                 int warzoneNpcs = new List<bool>() { HaveSeenCaptain, HaveSeenCorrespondent, HaveSeenSpecOps }
                                     .Where(x => x == true)
                                     .Count()
                                     ;
 
-                if (warzoneNpcs >= 2 && grade != CombatZone.DifficultyHigh) {
+                if (warzoneNpcs >= 2 && grade != CombatZones.DifficultyHigh) {
                     // Only large combat zones have two NPCs
-                    grade = CombatZone.DifficultyHigh;
-                } else if (warzoneNpcs >= 1 && grade == CombatZone.DifficultyLow) {
-                    grade = CombatZone.DifficultyMedium;
+                    grade = CombatZones.DifficultyHigh;
+                } else if (warzoneNpcs >= 1 && grade == CombatZones.DifficultyLow) {
+                    grade = CombatZones.DifficultyMedium;
                 }
             }
-            cztype = CombatZone.ShipCombatZone;
+            cztype = CombatZones.ShipCombatZone;
         } else {
             transactions.AddIncomplete(new CombatZone(), "Failed to discern combat zone type");
             return;
diff --git a/EDPlayerJournal/CombatZones.cs b/EDPlayerJournal/CombatZones.cs
new file mode 100644
index 0000000..786642f
--- /dev/null
+++ b/EDPlayerJournal/CombatZones.cs
@@ -0,0 +1,36 @@
+namespace EDPlayerJournal; 
+
+/// <summary>
+/// Static strings related to combat zones
+/// </summary>
+public class CombatZones {
+    /// <summary>
+    /// Type string for ground combat zone
+    /// </summary>
+    public static readonly string GroundCombatZone = "Ground";
+
+    /// <summary>
+    /// Type string for ship combat zones
+    /// </summary>
+    public static readonly string ShipCombatZone = "Ship";
+
+    /// <summary>
+    /// Thargoid combat zone
+    /// </summary>
+    public static readonly string ThargoidCombatZone = "Thargoid";
+
+    /// <summary>
+    /// Difficulty low
+    /// </summary>
+    public static readonly string DifficultyLow = "Low";
+
+    /// <summary>
+    /// Difficulty medium
+    /// </summary>
+    public static readonly string DifficultyMedium = "Medium";
+
+    /// <summary>
+    /// Difficulty high
+    /// </summary>
+    public static readonly string DifficultyHigh = "High";
+}
diff --git a/EliteBGS/MainWindow.xaml.cs b/EliteBGS/MainWindow.xaml.cs
index 329fc1c..d7223fb 100644
--- a/EliteBGS/MainWindow.xaml.cs
+++ b/EliteBGS/MainWindow.xaml.cs
@@ -285,7 +285,7 @@ public partial class MainWindow : Window {
             return;
         }
 
-        transaction.Grade = CombatZone.DifficultyLow;
+        transaction.Grade = CombatZones.DifficultyLow;
         RefreshView();
     }
 
@@ -295,7 +295,7 @@ public partial class MainWindow : Window {
             return;
         }
 
-        transaction.Grade = CombatZone.DifficultyMedium;
+        transaction.Grade = CombatZones.DifficultyMedium;
         RefreshView();
     }
 
@@ -305,7 +305,7 @@ public partial class MainWindow : Window {
             return;
         }
 
-        transaction.Grade = CombatZone.DifficultyHigh;
+        transaction.Grade = CombatZones.DifficultyHigh;
         RefreshView();
     }
 
@@ -315,7 +315,7 @@ public partial class MainWindow : Window {
             return;
         }
 
-        transaction.Type = CombatZone.GroundCombatZone;
+        transaction.Type = CombatZones.GroundCombatZone;
         RefreshView();
     }
 
@@ -325,7 +325,7 @@ public partial class MainWindow : Window {
             return;
         }
 
-        transaction.Type = CombatZone.ShipCombatZone;
+        transaction.Type = CombatZones.ShipCombatZone;
         RefreshView();
     }