diff --git a/modules/planet/planet.info.php b/modules/planet/planet.info.php
index ee0922139..f7c4ac44e 100644
--- a/modules/planet/planet.info.php
+++ b/modules/planet/planet.info.php
@@ -122,6 +122,23 @@
             return $this->get('close_notice')=='Y'?true:false;
         }
 
+        function getPrevDate($date) {
+            if(!$this->isExists()) return;
+            $args->cur_date = substr($date,0,8).'000000';
+            if(!$this->isHome()) $args->module_srl = $this->getModuleSrl();
+            $output = executeQuery('planet.getPrevDate', $args);
+            return substr($output->data->prev_date,0,8);
+        }
+
+        function getNextDate($date) {
+            if(!$this->isExists()) return;
+            if(!$date) return;
+            $args->cur_date = substr($date,0,8).'235959';
+            if(!$this->isHome()) $args->module_srl = $this->getModuleSrl();
+            $output = executeQuery('planet.getNextDate', $args);
+            return substr($output->data->next_date,0,8);
+        }
+
         function isMyPlanet($planet = null) {
             if(!$this->isExists()) return;
             if(!Context::get('is_logged')) return false;
diff --git a/modules/planet/planet.view.php b/modules/planet/planet.view.php
index 8809f9fd4..aa642687e 100644
--- a/modules/planet/planet.view.php
+++ b/modules/planet/planet.view.php
@@ -76,8 +76,8 @@
             $date = Context::get('date');
             if(!$date || $date > $last_date) $date = $last_date;
             Context::set('date', $date);
-            Context::set('prev_date', date("Ymd",ztime($date)-60*60*24));
-            Context::set('next_date', date("Ymd",ztime($date)+60*60*24));
+            Context::set('prev_date', $this->planet->getPrevDate($date));
+            Context::set('next_date', $this->planet->getNextDate($date));
 
 
             // 초기화면에서 tagtab이 나오기 위해 set type 한다  
@@ -181,8 +181,8 @@
             $date = Context::get('date');
             if(!$date || $date > $last_date) $date = $last_date;
             Context::set('date', $date);
-            Context::set('prev_date', date("Ymd",ztime($date)-60*60*24));
-            Context::set('next_date', date("Ymd",ztime($date)+60*60*24));
+            Context::set('prev_date', $this->planet->getPrevDate($date));
+            Context::set('next_date', $this->planet->getNextDate($date));
 
             // 최신 업데이트 글 추출
             $page = Context::get('page');
diff --git a/modules/planet/queries/getNextDate.xml b/modules/planet/queries/getNextDate.xml
new file mode 100644
index 000000000..ea9b89b68
--- /dev/null
+++ b/modules/planet/queries/getNextDate.xml
@@ -0,0 +1,12 @@
+<query id="getNextDate" action="select">
+    <tables>
+        <table name="documents" alias="modules" />
+    </tables>
+    <columns>
+        <column name="min(regdate)" alias="next_date" />
+    </columns>
+    <conditions>
+        <condition operation="equal" column="module_srl" var="module_srl" />
+        <condition operation="more" column="regdate" var="cur_date" notnull="notnull" pipe="and" />
+    </conditions>
+</query>
diff --git a/modules/planet/queries/getPrevDate.xml b/modules/planet/queries/getPrevDate.xml
new file mode 100644
index 000000000..39ad4dcff
--- /dev/null
+++ b/modules/planet/queries/getPrevDate.xml
@@ -0,0 +1,12 @@
+<query id="getPrevDate" action="select">
+    <tables>
+        <table name="documents" alias="modules" />
+    </tables>
+    <columns>
+        <column name="max(regdate)" alias="prev_date" />
+    </columns>
+    <conditions>
+        <condition operation="equal" column="module_srl" var="module_srl" />
+        <condition operation="less" column="regdate" var="cur_date" notnull="notnull" pipe="and" />
+    </conditions>
+</query>
diff --git a/modules/planet/skins/xe_planet/header.html b/modules/planet/skins/xe_planet/header.html
index d9ded4d04..fa6880ce5 100644
--- a/modules/planet/skins/xe_planet/header.html
+++ b/modules/planet/skins/xe_planet/header.html
@@ -83,12 +83,12 @@
 
 <!--@if($date && !($act=='dispPlanetLogin' || $act=='dispPlanetContentTagSearch' || $act=='dispPlanetTagSearch' || $act=='dispPlanetContentSearch'))-->
         <div class="timeNav">
-            <a class="prev" href="{getUrl('date',$prev_date)}" title="{$lang->cmd_prev}">&lt;</a>
+            <!--@if($prev_date)--><a class="prev" href="{getUrl('date',$prev_date)}" title="{$lang->cmd_prev}">&lt;</a><!--@end-->
             <strong>{zdate($date,'Y')}</strong>{$lang->unit_year}
             <strong>{zdate($date,'m')}</strong>{$lang->unit_month}
             <strong>{zdate($date,'d')}</strong>{$lang->unit_day}
             (<em>{zdate($date,'l')}</em>)
-            <a class="next" href="{getUrl('date',$next_date)}" title="{$lang->cmd_next}">&gt;</a>
+            <!--@if($next_date)--><a class="next" href="{getUrl('date',$next_date)}" title="{$lang->cmd_next}">&gt;</a><!--@end-->
         </div>
 <!--@end-->
         </div>