diff --git a/epic.html b/epic.html
index ab1657f..805147f 100644
--- a/epic.html
+++ b/epic.html
@@ -30,6 +30,9 @@ <h3 id="epic-title"></h3>
         <p id="epic-description"></p>
         </article>
     </main>
+    <footer>
+        <p>Data from <a href="https://api.nasa.gov">NASA Open API</a></p>
+    </footer>
     <script>
         async function fetchData() {
             try {
diff --git a/index.html b/index.html
index eec0ffb..3256628 100644
--- a/index.html
+++ b/index.html
@@ -48,6 +48,9 @@ <h3 id="apod-title"></h3>
             <button onclick="fetchData()">Go!</button>
         </section>
     </main>
+    <footer>
+        <p>Data from <a href="https://api.nasa.gov">NASA Open API</a></p>
+    </footer>
     <script>
         async function fetchData() {
             const user_date = document.getElementById("apod-dateInput").value || '';