diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index 7c9cb66fe3..920fc743d5 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -35,7 +35,9 @@ This may have some consequences for downstream applications which are embedding
 - https://github.com/eclipse-sirius/sirius-web/issues/4356[#4356] [diagram] Add a minimap to diagram.
 + Added by default to all sirius-web diagrams
 - https://github.com/eclipse-sirius/sirius-web/issues/4346[#4346] [query] Add support for a query view.
-Specifiers can contribute dedicated AQL services for this feature using implementations of `IInterpreterJavaServiceProvider`.
+Specifiers can contribute dedicated AQL services for this feature using implementations of `IInterpreterJavaServiceProvider`
+- https://github.com/eclipse-sirius/sirius-web/issues/4346[#4346] [core] The field `Object#iconURLs` has been added to the GraphQL schema in order to retrieve the icon of an object
+- https://github.com/eclipse-sirius/sirius-web/issues/4346[#4346] [query] Add some feedback for long running evaluations
 
 
 === Improvements
diff --git a/packages/core/backend/sirius-components-collaborative/src/main/resources/schema/core.graphqls b/packages/core/backend/sirius-components-collaborative/src/main/resources/schema/core.graphqls
index 1f8862b495..02e8367008 100644
--- a/packages/core/backend/sirius-components-collaborative/src/main/resources/schema/core.graphqls
+++ b/packages/core/backend/sirius-components-collaborative/src/main/resources/schema/core.graphqls
@@ -172,6 +172,7 @@ type Object {
   id: ID!
   kind: String!
   label: String!
+  iconURLs: [String!]!
   queryBasedString(query: String!): String
   queryBasedInt(query: String!): Int
   queryBasedBoolean(query: String!): Boolean
diff --git a/packages/sirius-web/backend/sirius-web-application/src/main/java/org/eclipse/sirius/web/application/object/controllers/ObjectIconURLsDataFetcher.java b/packages/sirius-web/backend/sirius-web-application/src/main/java/org/eclipse/sirius/web/application/object/controllers/ObjectIconURLsDataFetcher.java
new file mode 100644
index 0000000000..aa950014eb
--- /dev/null
+++ b/packages/sirius-web/backend/sirius-web-application/src/main/java/org/eclipse/sirius/web/application/object/controllers/ObjectIconURLsDataFetcher.java
@@ -0,0 +1,51 @@
+/*******************************************************************************
+ * Copyright (c) 2025 Obeo.
+ * This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *     Obeo - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.sirius.web.application.object.controllers;
+
+import java.util.List;
+import java.util.Objects;
+
+import org.eclipse.sirius.components.annotations.spring.graphql.QueryDataFetcher;
+import org.eclipse.sirius.components.core.api.IImageURLSanitizer;
+import org.eclipse.sirius.components.core.api.ILabelService;
+import org.eclipse.sirius.components.graphql.api.IDataFetcherWithFieldCoordinates;
+import org.eclipse.sirius.components.graphql.api.URLConstants;
+
+import graphql.schema.DataFetchingEnvironment;
+
+/**
+ * The data fetcher for the field Object#iconURLs.
+ *
+ * @author sbegaudeau
+ */
+@QueryDataFetcher(type = "Object", field = "iconURLs")
+public class ObjectIconURLsDataFetcher implements IDataFetcherWithFieldCoordinates<List<String>> {
+
+    private final IImageURLSanitizer imageURLSanitizer;
+
+    private final ILabelService labelService;
+
+    public ObjectIconURLsDataFetcher(IImageURLSanitizer imageURLSanitizer, ILabelService labelService) {
+        this.imageURLSanitizer = Objects.requireNonNull(imageURLSanitizer);
+        this.labelService = Objects.requireNonNull(labelService);
+    }
+
+    @Override
+    public List<String> get(DataFetchingEnvironment environment) throws Exception {
+        var object = environment.getSource();
+
+        return this.labelService.getImagePath(object).stream()
+                .map(url -> this.imageURLSanitizer.sanitize(URLConstants.IMAGE_BASE_PATH, url))
+                .toList();
+    }
+}
diff --git a/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/QueryView.tsx b/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/QueryView.tsx
index 4a56955e28..e31264a90e 100644
--- a/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/QueryView.tsx
+++ b/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/QueryView.tsx
@@ -10,14 +10,16 @@
  * Contributors:
  *     Obeo - initial API and implementation
  *******************************************************************************/
-import { WorkbenchViewComponentProps } from '@eclipse-sirius/sirius-components-core';
+import { IconOverlay, WorkbenchViewComponentProps } from '@eclipse-sirius/sirius-components-core';
 import PlayCircleOutlineIcon from '@mui/icons-material/PlayCircleOutline';
 import Box from '@mui/material/Box';
 import IconButton from '@mui/material/IconButton';
 import List from '@mui/material/List';
 import ListItem from '@mui/material/ListItem';
+import ListItemIcon from '@mui/material/ListItemIcon';
 import ListItemText from '@mui/material/ListItemText';
-import { SxProps, Theme } from '@mui/material/styles';
+import Skeleton from '@mui/material/Skeleton';
+import { SxProps, Theme, useTheme } from '@mui/material/styles';
 import TextField from '@mui/material/TextField';
 import Typography from '@mui/material/Typography';
 import { ComponentType, useState } from 'react';
@@ -51,7 +53,7 @@ export const QueryView = ({ editingContextId, readOnly }: WorkbenchViewComponent
   return (
     <Box data-representation-kind="interpreter" sx={interpreterStyle}>
       <ExpressionArea onEvaluateExpression={handleEvaluateExpression} disabled={loading || readOnly} />
-      <ResultArea payload={result} />
+      <ResultArea loading={loading} payload={result} />
     </Box>
   );
 };
@@ -117,13 +119,23 @@ const ObjectExpressionResultViewer = ({ result }: ExpressionResultViewerProps) =
   }
 
   const { objectValue } = result as GQLObjectExpressionResult;
+
+  const listItemStyle: SxProps<Theme> = (theme) => ({
+    gap: theme.spacing(2),
+  });
+  const listItemIconStyle: SxProps<Theme> = () => ({
+    minWidth: '0px',
+  });
   return (
     <Box>
       <Typography variant="body2" gutterBottom>
-        One object returned
+        One object has been returned
       </Typography>
       <List dense>
-        <ListItem>
+        <ListItem sx={listItemStyle}>
+          <ListItemIcon sx={listItemIconStyle}>
+            <IconOverlay iconURL={objectValue.iconURLs} alt="Icon of the object" />
+          </ListItemIcon>
           <ListItemText primary={objectValue.label} />
         </ListItem>
       </List>
@@ -137,15 +149,25 @@ const ObjectsExpressionResultViewer = ({ result }: ExpressionResultViewerProps)
   }
 
   const { objectsValue } = result as GQLObjectsExpressionResult;
+
+  const listItemStyle: SxProps<Theme> = (theme) => ({
+    gap: theme.spacing(2),
+  });
+  const listItemIconStyle: SxProps<Theme> = () => ({
+    minWidth: '0px',
+  });
   return (
     <Box>
       <Typography variant="body2" gutterBottom>
-        {objectsValue.length} object(s) returned
+        A collection of {objectsValue.length} object{objectsValue.length > 1 ? 's' : ''} has been returned
       </Typography>
       <List dense>
         {objectsValue.map((object) => {
           return (
-            <ListItem key={object.id}>
+            <ListItem key={object.id} sx={listItemStyle}>
+              <ListItemIcon sx={listItemIconStyle}>
+                <IconOverlay iconURL={object.iconURLs} alt="Icon of the object" />
+              </ListItemIcon>
               <ListItemText primary={object.label} />
             </ListItem>
           );
@@ -164,7 +186,7 @@ const BooleanExpressionResultViewer = ({ result }: ExpressionResultViewerProps)
   return (
     <Box>
       <Typography variant="body2" gutterBottom>
-        One boolean returned
+        One boolean has been returned
       </Typography>
       <List dense>
         <ListItem>
@@ -184,7 +206,7 @@ const StringExpressionResultViewer = ({ result }: ExpressionResultViewerProps) =
   return (
     <Box>
       <Typography variant="body2" gutterBottom>
-        One string returned
+        One string has been returned
       </Typography>
       <List dense>
         <ListItem>
@@ -204,7 +226,7 @@ const IntExpressionResultViewer = ({ result }: ExpressionResultViewerProps) => {
   return (
     <Box>
       <Typography variant="body2" gutterBottom>
-        One integer returned
+        One integer has been returned
       </Typography>
       <List dense>
         <ListItem>
@@ -223,7 +245,38 @@ const resultType2viewer: Record<string, ComponentType<ExpressionResultViewerProp
   IntExpressionResult: IntExpressionResultViewer,
 };
 
-const ResultArea = ({ payload }: ResultAreaProps) => {
+const LoadingViewer = () => {
+  const theme = useTheme();
+
+  const listItemStyle: SxProps<Theme> = (theme) => ({
+    gap: theme.spacing(2),
+  });
+  const skeletonTextStyle: SxProps<Theme> = (theme) => ({
+    fontSize: theme.typography.body1.fontSize,
+    width: '60%',
+  });
+  return (
+    <Box>
+      <Skeleton variant="text" sx={{ fontSize: theme.typography.body2.fontSize }} />
+      <List dense>
+        <ListItem sx={listItemStyle}>
+          <Skeleton variant="circular" width={16} height={16} />
+          <Skeleton variant="text" sx={skeletonTextStyle} />
+        </ListItem>
+        <ListItem sx={listItemStyle}>
+          <Skeleton variant="circular" width={16} height={16} />
+          <Skeleton variant="text" sx={skeletonTextStyle} />
+        </ListItem>
+        <ListItem sx={listItemStyle}>
+          <Skeleton variant="circular" width={16} height={16} />
+          <Skeleton variant="text" sx={skeletonTextStyle} />
+        </ListItem>
+      </List>
+    </Box>
+  );
+};
+
+const ResultArea = ({ loading, payload }: ResultAreaProps) => {
   const resultAreaToolbarStyle: SxProps<Theme> = {
     display: 'flex',
     flexDirection: 'row',
@@ -237,7 +290,9 @@ const ResultArea = ({ payload }: ResultAreaProps) => {
   };
 
   let content: JSX.Element | null = null;
-  if (payload) {
+  if (loading) {
+    content = <LoadingViewer />;
+  } else if (payload) {
     const Viewer = resultType2viewer[payload.result.__typename];
     if (Viewer) {
       content = <Viewer result={payload.result} />;
diff --git a/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/QueryView.types.ts b/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/QueryView.types.ts
index 16c0226c08..ed41352146 100644
--- a/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/QueryView.types.ts
+++ b/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/QueryView.types.ts
@@ -23,6 +23,7 @@ export interface ExpressionAreaState {
 }
 
 export interface ResultAreaProps {
+  loading: boolean;
   payload: GQLEvaluateExpressionSuccessPayload | null;
 }
 
diff --git a/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/useEvaluateExpression.tsx b/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/useEvaluateExpression.tsx
index 7dac699d14..590d4a9a70 100644
--- a/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/useEvaluateExpression.tsx
+++ b/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/useEvaluateExpression.tsx
@@ -35,6 +35,7 @@ const evaluateExpressionMutation = gql`
               id
               kind
               label
+              iconURLs
             }
           }
           ... on ObjectsExpressionResult {
@@ -42,6 +43,7 @@ const evaluateExpressionMutation = gql`
               id
               kind
               label
+              iconURLs
             }
           }
           ... on BooleanExpressionResult {
diff --git a/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/useEvaluateExpression.types.ts b/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/useEvaluateExpression.types.ts
index 6f6389ded4..4265121a82 100644
--- a/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/useEvaluateExpression.types.ts
+++ b/packages/sirius-web/frontend/sirius-web-application/src/views/edit-project/workbench-views/query/useEvaluateExpression.types.ts
@@ -43,6 +43,7 @@ export interface GQLObject {
   id: string;
   kind: string;
   label: string;
+  iconURLs: string[];
 }
 
 export interface GQLObjectsExpressionResult extends GQLExpressionResult {