diff --git a/js_modules/dagster-ui/packages/ui-components/src/components/RefreshableCountdown.tsx b/js_modules/dagster-ui/packages/ui-components/src/components/RefreshableCountdown.tsx
index 841c1866961ce..4dc25b7ddb829 100644
--- a/js_modules/dagster-ui/packages/ui-components/src/components/RefreshableCountdown.tsx
+++ b/js_modules/dagster-ui/packages/ui-components/src/components/RefreshableCountdown.tsx
@@ -36,7 +36,7 @@ export const RefreshableCountdown = (props: Props) => {
   );
 };
 
-const RefreshButton = styled.button`
+export const RefreshButton = styled.button`
   border: none;
   cursor: pointer;
   padding: 8px;
diff --git a/js_modules/dagster-ui/packages/ui-core/src/asset-data/AssetDataRefreshButton.tsx b/js_modules/dagster-ui/packages/ui-core/src/asset-data/AssetDataRefreshButton.tsx
new file mode 100644
index 0000000000000..13b7628cd54c9
--- /dev/null
+++ b/js_modules/dagster-ui/packages/ui-core/src/asset-data/AssetDataRefreshButton.tsx
@@ -0,0 +1,73 @@
+import {Box, Button, Colors, Icon, RefreshButton, Tooltip} from '@dagster-io/ui-components';
+import dayjs from 'dayjs';
+import relativeTime from 'dayjs/plugin/relativeTime';
+import updateLocale from 'dayjs/plugin/updateLocale';
+import React from 'react';
+
+dayjs.extend(relativeTime);
+dayjs.extend(updateLocale);
+
+dayjs.updateLocale('en', {
+  relativeTime: {
+    future: 'in %s',
+    past: '%s ago',
+    s: '%d seconds',
+    m: 'a minute',
+    mm: '%d minutes',
+    h: 'an hour',
+    hh: '%d hours',
+    d: 'a day',
+    dd: '%d days',
+    M: 'a month',
+    MM: '%d months',
+    y: 'a year',
+    yy: '%d years',
+  },
+});
+
+export const AssetDataRefreshButton = ({
+  isRefreshing,
+  onRefresh,
+  oldestDataTimestamp,
+}: {
+  isRefreshing: boolean;
+  onRefresh: () => void;
+  oldestDataTimestamp: number;
+}) => {
+  return (
+    <Tooltip
+      content={
+        isRefreshing ? (
+          'Refreshing asset data…'
+        ) : (
+          <Box flex={{direction: 'column', gap: 4}}>
+            <TimeFromNowWithSeconds timestamp={oldestDataTimestamp} />
+            <div>Click to refresh now</div>
+          </Box>
+        )
+      }
+    >
+      <Button
+        icon={<Icon name="refresh" color={Colors.Gray400} />}
+        onClick={() => {
+          if (!isRefreshing) {
+            onRefresh();
+          }
+        }}
+      />
+    </Tooltip>
+  );
+};
+
+const TimeFromNowWithSeconds: React.FC<{timestamp: number}> = ({timestamp}) => {
+  const [text, setText] = React.useState(dayjs(timestamp).fromNow(true));
+  React.useEffect(() => {
+    const interval = setInterval(() => {
+      setText(dayjs(timestamp).fromNow(true));
+    }, 1000);
+    return () => {
+      clearInterval(interval);
+    };
+  }, [timestamp]);
+  return <>{text === '0s' ? 'Refreshing asset data…' : `Data is at most ${text} old`}</>;
+};
diff --git a/js_modules/dagster-ui/packages/ui-core/src/asset-data/AssetLiveDataProvider.tsx b/js_modules/dagster-ui/packages/ui-core/src/asset-data/AssetLiveDataProvider.tsx
index 39cc21c9027b8..4d7ca344bbb0d 100644
--- a/js_modules/dagster-ui/packages/ui-core/src/asset-data/AssetLiveDataProvider.tsx
+++ b/js_modules/dagster-ui/packages/ui-core/src/asset-data/AssetLiveDataProvider.tsx
@@ -14,6 +14,8 @@ import {AssetKeyInput} from '../graphql/types';
 import {isDocumentVisible, useDocumentVisibility} from '../hooks/useDocumentVisibility';
 import {useDidLaunchEvent} from '../runs/RunUtils';
 
+import {AssetDataRefreshButton} from './AssetDataRefreshButton';
+
 const _assetKeyListeners: Record<string, Array<DataForNodeListener>> = {};
 let providerListener = (_key: string, _data?: LiveDataForNode) => {};
 const _cache: Record<string, LiveDataForNode> = {};
@@ -56,11 +58,13 @@ export function useAssetsLiveData(assetKeys: AssetKeyInput[]) {
 
   return {
     liveDataByNode: data,
+
     refresh: React.useCallback(() => {
       _resetLastFetchedOrRequested(assetKeys);
       setNeedsImmediateFetch();
       setIsRefreshing(true);
     }, [setNeedsImmediateFetch, assetKeys]),
+
     refreshing: React.useMemo(() => {
       for (const key of assetKeys) {
         const stringKey = tokenForAssetKey(key);
@@ -120,6 +124,16 @@ const AssetLiveDataContext = React.createContext<{
   onUnsubscribed: () => {},
 });
 
+const AssetLiveDataRefreshContext = React.createContext<{
+  isGloballyRefreshing: boolean;
+  oldestDataTimestamp: number;
+  refresh: () => void;
+}>({
+  isGloballyRefreshing: false,
+  oldestDataTimestamp: Infinity,
+  refresh: () => {},
+});
+
 // Map of asset keys to their last fetched time and last requested time
 const lastFetchedOrRequested: Record<
   string,
@@ -143,6 +157,28 @@ export const AssetLiveDataProvider = ({children}: {children: React.ReactNode}) =
 
   const isDocumentVisible = useDocumentVisibility();
 
+  const [isGloballyRefreshing, setIsGloballyRefreshing] = React.useState(false);
+  const [oldestDataTimestamp, setOldestDataTimestamp] = React.useState(0);
+
+  const onUpdatingOrUpdated = React.useCallback(() => {
+    const allAssetKeys = Object.keys(_assetKeyListeners).filter(
+      (key) => _assetKeyListeners[key]?.length,
+    );
+    let isRefreshing = allAssetKeys.length ? true : false;
+    let oldestDataTimestamp = Infinity;
+    for (const key of allAssetKeys) {
+      if (lastFetchedOrRequested[key]?.fetched) {
+        isRefreshing = false;
+      }
+      oldestDataTimestamp = Math.min(
+        oldestDataTimestamp,
+        lastFetchedOrRequested[key]?.fetched ?? Infinity,
+      );
+    }
+    setIsGloballyRefreshing(isRefreshing);
+    setOldestDataTimestamp(oldestDataTimestamp === Infinity ? 0 : oldestDataTimestamp);
+  }, []);
+
   React.useEffect(() => {
     if (!isDocumentVisible) {
       return;
@@ -150,19 +186,19 @@ export const AssetLiveDataProvider = ({children}: {children: React.ReactNode}) =
     // Check for assets to fetch every 5 seconds to simplify logic
     // This means assets will be fetched at most 5 + SUBSCRIPTION_IDLE_POLL_RATE after their first fetch
     // but then will be fetched every SUBSCRIPTION_IDLE_POLL_RATE after that
-    const interval = setInterval(() => fetchData(client), 5000);
-    fetchData(client);
+    const interval = setInterval(() => fetchData(client, onUpdatingOrUpdated), 5000);
+    fetchData(client, onUpdatingOrUpdated);
     return () => {
       clearInterval(interval);
     };
-  }, [client, isDocumentVisible]);
+  }, [client, isDocumentVisible, onUpdatingOrUpdated]);
 
   React.useEffect(() => {
     if (!needsImmediateFetch) {
       return;
     }
     const timeout = setTimeout(() => {
-      fetchData(client);
+      fetchData(client, onUpdatingOrUpdated);
       setNeedsImmediateFetch(false);
       // Wait BATCHING_INTERVAL before doing fetch in case the component is unmounted quickly (eg. in the case of scrolling/filtering quickly)
     }, BATCHING_INTERVAL);
@@ -240,7 +276,19 @@ export const AssetLiveDataProvider = ({children}: {children: React.ReactNode}) =
         [],
       )}
     >
-      {children}
+      <AssetLiveDataRefreshContext.Provider
+        value={{
+          isGloballyRefreshing,
+          oldestDataTimestamp,
+          refresh: React.useCallback(() => {
+            setIsGloballyRefreshing(true);
+            _resetLastFetchedOrRequested();
+            setNeedsImmediateFetch(true);
+          }, [setNeedsImmediateFetch]),
+        }}
+      >
+        {children}
+      </AssetLiveDataRefreshContext.Provider>
     </AssetLiveDataContext.Provider>
   );
 };
@@ -250,6 +298,7 @@ async function _batchedQueryAssets(
   assetKeys: AssetKeyInput[],
   client: ApolloClient<any>,
   setData: (data: Record<string, LiveDataForNode>) => void,
+  onUpdatingOrUpdated: () => void,
 ) {
   // Bail if the document isn't visible
   if (!assetKeys.length || isFetching) {
@@ -263,6 +312,7 @@ async function _batchedQueryAssets(
       requested: requestTime,
     };
   });
+  onUpdatingOrUpdated();
   const data = await _queryAssetKeys(client, assetKeys);
   const fetchedTime = Date.now();
   assetKeys.forEach((key) => {
@@ -271,10 +321,11 @@ async function _batchedQueryAssets(
     };
   });
   setData(data);
+  onUpdatingOrUpdated();
   isFetching = false;
   const nextAssets = _determineAssetsToFetch();
   if (nextAssets.length) {
-    _batchedQueryAssets(nextAssets, client, setData);
+    _batchedQueryAssets(nextAssets, client, setData, onUpdatingOrUpdated);
   }
 }
 
@@ -333,19 +384,24 @@ function _determineAssetsToFetch() {
   return assetsWithoutData.concat(assetsToFetch).slice(0, BATCH_SIZE);
 }
 
-function fetchData(client: ApolloClient<any>) {
-  _batchedQueryAssets(_determineAssetsToFetch(), client, (data) => {
-    Object.entries(data).forEach(([key, assetData]) => {
-      const listeners = _assetKeyListeners[key];
-      providerListener(key, assetData);
-      if (!listeners) {
-        return;
-      }
-      listeners.forEach((listener) => {
-        listener(key, assetData);
+function fetchData(client: ApolloClient<any>, onUpdatingOrUpdated: () => void) {
+  _batchedQueryAssets(
+    _determineAssetsToFetch(),
+    client,
+    (data) => {
+      Object.entries(data).forEach(([key, assetData]) => {
+        const listeners = _assetKeyListeners[key];
+        providerListener(key, assetData);
+        if (!listeners) {
+          return;
+        }
+        listeners.forEach((listener) => {
+          listener(key, assetData);
+        });
       });
-    });
-  });
+    },
+    onUpdatingOrUpdated,
+  );
 }
 
 function getAllAssetKeysWithListeners(): AssetKeyInput[] {
@@ -370,3 +426,16 @@ export function _setCacheEntryForTest(assetKey: AssetKeyInput, data?: LiveDataFo
     });
   }
 }
+
+export function AssetLiveDataRefresh() {
+  const {isGloballyRefreshing, oldestDataTimestamp, refresh} = React.useContext(
+    AssetLiveDataRefreshContext,
+  );
+  return (
+    <AssetDataRefreshButton
+      isRefreshing={isGloballyRefreshing}
+      oldestDataTimestamp={oldestDataTimestamp}
+      onRefresh={refresh}
+    />
+  );
+}
diff --git a/js_modules/dagster-ui/packages/ui-core/src/asset-graph/AssetGraphExplorer.tsx b/js_modules/dagster-ui/packages/ui-core/src/asset-graph/AssetGraphExplorer.tsx
index 523952f0985ab..8f474238079d0 100644
--- a/js_modules/dagster-ui/packages/ui-core/src/asset-graph/AssetGraphExplorer.tsx
+++ b/js_modules/dagster-ui/packages/ui-core/src/asset-graph/AssetGraphExplorer.tsx
@@ -17,6 +17,7 @@ import {useHistory} from 'react-router-dom';
 import styled from 'styled-components';
 
 import {useFeatureFlags} from '../app/Flags';
+import {AssetLiveDataRefresh} from '../asset-data/AssetLiveDataProvider';
 import {LaunchAssetExecutionButton} from '../assets/LaunchAssetExecutionButton';
 import {LaunchAssetObservationButton} from '../assets/LaunchAssetObservationButton';
 import {AssetKey} from '../assets/types';
@@ -428,6 +429,7 @@ const AssetGraphExplorerWithData: React.FC<WithDataProps> = ({
 
           <Box style={{position: 'absolute', right: 12, top: 8}}>
             <Box flex={{alignItems: 'center', gap: 12}}>
+              <AssetLiveDataRefresh />
               <LaunchAssetObservationButton
                 preferredJobName={explorerPath.pipelineName}
                 scope={
diff --git a/js_modules/dagster-ui/packages/ui-core/src/asset-graph/sidebar/Node.tsx b/js_modules/dagster-ui/packages/ui-core/src/asset-graph/sidebar/Node.tsx
index 7ac4fa3c26ed6..692af2d081561 100644
--- a/js_modules/dagster-ui/packages/ui-core/src/asset-graph/sidebar/Node.tsx
+++ b/js_modules/dagster-ui/packages/ui-core/src/asset-graph/sidebar/Node.tsx
@@ -123,7 +123,6 @@ export const Node = ({
               <div
                 onClick={(e) => {
                   e.stopPropagation();
-                  console.log('toggling open');
                   toggleOpen();
                 }}
                 style={{cursor: 'pointer'}}