diff --git a/_data/results.yml b/_data/results.yml
index 8ccb70c5..1bbcf364 100644
--- a/_data/results.yml
+++ b/_data/results.yml
@@ -2,5 +2,6 @@
   results:
   - transport-properties
   - thermodynamic-properties
+  - vacuum-properties
   - equilibrium-@-constant-t-p
 
diff --git a/_results/vacuum-properties.md b/_results/vacuum-properties.md
new file mode 100644
index 00000000..02c09e34
--- /dev/null
+++ b/_results/vacuum-properties.md
@@ -0,0 +1,35 @@
+---
+permalink: /results/vacuum-properties/
+---
+<h1 class="text-center"><b>Vacuum properties</b></h1>
+<h3 class="text-center"><b>Operating conditions and composition</b></h3>
+<table class="table table-striped text-left" style="margin:auto"  id="input-table">
+  <tbody>
+    <tr>
+      <th scope="row">Temperature <i class="fa-regular fa-temperature-three-quarters"></i></th>
+      <td id="T"></td>
+      <td>K</td>
+    </tr>
+    <tr>
+      <th scope="row">Pressure <i class="fa-regular fa-gauge"></i></th>
+      <td id="P"></td>
+      <td>Pa</td>
+    </tr>
+    <tr>
+      <th scope="row">Name <i class="fa-regular fa-atom"></i></th>
+      <th>Mole fraction <i class="fa-regular fa-chart-pie"></i></th>
+      <th>Mass fraction <i class="fa-regular fa-chart-pie"></i></th>
+    </tr>
+  </tbody>
+</table>
+
+<h3 class="text-center"><b>Properties</b></h3>
+<table class="table table-striped text-left" style="margin:auto" id="output-table">
+  <tbody>
+    <tr>
+      <th scope="row">Property name <i class="fa-regular fa-vial"></i></th>
+      <th>Value <i class="fa-regular fa-chart-line"></i></th>
+      <th>Unit dimension <i class="fa-regular fa-scale-balanced"></i></th>
+    </tr>
+  </tbody>
+</table>
\ No newline at end of file
diff --git a/assets/js/calculator.js b/assets/js/calculator.js
index 3f0c2368..b22b67b0 100644
--- a/assets/js/calculator.js
+++ b/assets/js/calculator.js
@@ -1,6 +1,7 @@
 var transportPageUrl = "/ASALI/results/transport-properties/";
 var thermoPageUrl = "/ASALI/results/thermodynamic-properties/";
 var eqTPPageUrl = "/ASALI/results/equilibrium-@-constant-t-p/";
+var vacuumPageUrl = "/ASALI/results/vacuum-properties/"
 var webAppPageUrl = "/ASALI/pages/webapp/";
 var resultsPageUrl = "/ASALI/results/";
 
@@ -222,6 +223,10 @@ function estimateMixtureProperties() {
           { "name": "Gibbs free energy", "value": mixture.getMassGibbsFreeEnergy(), "ud": "J/kg" },
           { "name": "Internal energy", "value": mixture.getMassInternalEnergy(), "ud": "J/kg" }
         ],
+        "vacuum": [
+          { "name": "Mean gas velocity", "value": mixture.getArithmeticMeanGasVelocity(), "ud": "m/s"},
+          { "name": "Mean free path", "value": mixture.getMeanFreePath(), "ud": "m"}
+        ],
         "temperature": T,
         "pressure": P,
         "composition": {
@@ -324,6 +329,24 @@ function showThermoProperties(results, doc) {
   }
 }
 
+function showVacuumProperties(results, doc) {
+  /**
+   * Show the vacuum properties in the results page
+   */
+  let properties = results["vacuum"];
+  let outputTable = doc.getElementById("output-table")
+
+  for (let i = 0; i < properties.length; i++) {
+    let newRow = outputTable.insertRow(-1);
+    let nameCell = newRow.insertCell(0);
+    let valueCell = newRow.insertCell(1);
+    let udCell = newRow.insertCell(2);
+    nameCell.innerHTML = properties[i]["name"];
+    valueCell.innerHTML = parseFloat(properties[i]["value"]).toExponential(3);
+    udCell.innerHTML = properties[i]["ud"];
+  }
+}
+
 function showEquilibrium(results, doc) {
   /**
    * Show the equilibrium in the results page
@@ -384,6 +407,9 @@ function showResults(destinationPageUrl) {
     else if (destinationPageUrl.includes(thermoPageUrl)) {
       showThermoProperties(results, document);
     }
+    else if (destinationPageUrl.includes(vacuumPageUrl)) {
+      showVacuumProperties(results, document);
+    }
     else if (destinationPageUrl.includes(eqTPPageUrl)) {
       showEquilibrium(results, document);
     }