

<!-- CGI test -->


    <div style="display:none">in-list</div>


<!DOCTYPE html>
<!--[if lt IE 7]>      <html class="no-js lt-ie9 lt-ie8 lt-ie7"> <![endif]-->
<!--[if IE 7]>         <html class="no-js lt-ie9 lt-ie8"> <![endif]-->
<!--[if IE 8]>         <html class="no-js lt-ie9"> <![endif]-->
<!--[if gt IE 8]><!--> <html class="no-js"> <!--<![endif]-->
<!-- This will read the request for login/logout form submissions -->
<!-- Usage: -->
<head>
  <meta charset='utf-8'>
  <!-- Always force latest IE rendering engine or request Chrome Frame -->
  <meta content='IE=edge,chrome=1' http-equiv='X-UA-Compatible'>
  <meta content='width=device-width' name='viewport'>
  <!-- Metadata --->
  
  
  <title>Night Sky Planner | Night Sky Network</title>
  <!-- Stylesheets -->
  <link href="styles_css/public_manifest.css" media="screen" rel="stylesheet" type="text/css" />
  <link href="styles_css/overrides.css" media="screen" rel="stylesheet" type="text/css" />
  <link href='https://fonts.googleapis.com/css?family=Lato:400,600' rel='stylesheet prefetch' type='text/css'>
  <link href='https://fonts.googleapis.com/css?family=Roboto+Condensed:300,400' rel='stylesheet prefetch' type='text/css'>
  <link rel="apple-touch-icon" href="/apple-touch-icon.png?m=0718201602" />
  <!-- Javascript: Set js_Request_PathLevel -->
  <!-- Set the javascript relative URLs to work with CF server setup -->
  <script>
    /* Setting javascript variable for Request.PathLevel */
    console.log("Setting js_Request_PathLevel to '': ");
    var js_Request_PathLevel = "";
  </script>
  <!-- Javascript -->
  <script src="js/public_manifest.js" type="text/javascript"></script>
  
  <script src="js/geoposition.js" type="text/javascript"></script>
  <script src="js/geolocation.js" type="text/javascript"></script>
  <script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyC2MMlgKonrQGudrzZPh8aucDzuKdluMHs&v=3.exp" type="text/javascript"></script>
  
  
	<script id="_fed_an_js_tag" type="text/javascript" src="js/federated-analytics.all.min.js?agency=NASA&subagency=JPL-Night-Sky-Network&camto=6&pua=UA-4391123-3">
	</script>

	
	<!-- SiteCatalyst code version: H.20.3.
	Copyright 1997-2009 Omniture, Inc. More info available at http://www.omniture.com -->
	<script language="JavaScript" type="text/javascript" src="s_code.js"></script>
	<script language="JavaScript" type="text/javascript"><!--
	/* You may give each page an identifying name, server, and channel on the next lines. */
	s.pageName="Night Sky Network: Night Sky Planner"
	s.channel="home"
	/************* DO NOT ALTER ANYTHING BELOW THIS LINE ! **************/ var s_code=s.t();if(s_code)document.write(s_code)//--></script>

	<!-- End SiteCatalyst code version: H.20.3. -->
  <script>
    mb_utils.initResponsiveElement('#clubs_events', '#clubs_events_container_desktop', '#clubs_events_container_mobile');
    mb_utils.initResponsiveElement('#search_module', '#search_container_desktop', '#search_container_mobile');
    mb_utils.initResponsiveElement('.share_follow', '#share_follow_desktop', '#share_follow_mobile');
    mb_utils.initResponsiveElement('.open_items', '#desktop_open_items', '#mobile_open_items');
    $(window).bind("load", function() { $('.dropkick_menu, #dropkick_change_tab, #dropkick_nav, #dropkick_subnav').css('visibility','visible'); });
  </script>
  <style>
    #clubs_events, #search_module, .share_follow, .open_items { visibility: hidden; }
    .dropkick_menu, #dropkick_change_tab, #dropkick_nav, #dropkick_subnav { visibility: hidden; }
  </style>
</head>
<body class='mobile_menu logged_out' id='planner'>
  <!--[if lt IE 8]>
  <p class="browsehappy">You are using an <strong>outdated</strong> browser. Please <a href="http://browsehappy.com/">upgrade your browser</a>.</p>
  <![endif]-->
  <div id="ip_address" style="display: none;">
	3.238.235.155
  </div>
  <div class='container' id='main_container'>
    
    <header class='clearfix' id='parent_header'>
      <div id='parent_brand'>
        <a class='logo' href='http://www.nasa.gov' id='nasa_logo' target='_blank'>
          <img src='images/nasa_logo.png'>
        </a>
        <div id='jplcaltech_logos'>
          <a class='logo' href='http://jpl.nasa.gov' id='jpl_logo' target='_blank'>Jet Propulsion Laboratory</a>
          <a class='logo' href='http://caltech.edu' id='caltech_logo' target='_blank'>California Institute of Technology</a>
        </div>
      </div>
      <nav id='parent_nav'>
        <div id='parent_themes'>
          <a href='http://www.jpl.nasa.gov/' target='_blank'>JPL HOME</a>
          <a href='http://www.jpl.nasa.gov/earth/' target='_blank'>EARTH</a>
          <a href='http://www.jpl.nasa.gov/solar-system/' target='_blank'>SOLAR SYSTEM</a>
          <a href='http://www.jpl.nasa.gov/stars-galaxies/' target='_blank'>STARS & GALAXIES</a>
          <a href='http://scienceandtechnology.jpl.nasa.gov/' target='_blank'>SCIENCE & TECHNOLOGY</a>
        </div>
        <div id='parent_share'>
          <b>BRING THE UNIVERSE TO YOU</b>
          <a class='nav_item ir facebook' href='https://www.facebook.com/NASAJPL' target='_blank'>facebook</a>
          <a class='nav_item ir twitter' href='https://twitter.com/NASAJPL' target='_blank'>twitter</a>
          <a class='nav_item ir gplus' href='https://plus.google.com/+NASAJPL/posts' target='_blank'>google plus</a>
        </div>
      </nav>
    </header>
	
	
    <header id='site_header'>
      <a class='visuallyhidden focusable' href='#main'>Skip Navigation</a>
      <a class='menu_button' href='javascript:void(0);'></a>
      <div class='clearfix' id='site_brand'>
        <a alt='NASA' class='logo' href='http://www.nasa.gov' id='nasa_logo' target='_blank'>
          <img data-at2x='images/logo-nasa@2x.png' src='images/logo-nasa.png'>
        </a>
        <a alt='Night Sky Network' class='logo' href='index.cfm' id='site_logo'>
          <img src='images/logo-nsn.png'>
        </a>
        <a href='index.cfm' id='site_subtitle'>Astronomy clubs bringing the wonders of the universe to the public</a>
        <div id='site_partners'>
          <a class='asp_logo logo' href='http://www.astrosociety.org/' target='_blank'>
            <img data-at2x='images/logo-asp@2x.png' src='images/logo-asp.png'>
          </a>
          <div id='asp_text'>
            In partnership with the<br>Astronomical Society of the Pacific
          </div>
        </div>
        <div class='login_modal'>
          <div class='login_modal_form'>
            <div class='title'>Log in to Night Sky Network</div>
            <form action='https://nightsky.jpl.nasa.gov/login-process.cfm' method='post' name='input'>
              <input name='do' type='hidden' value='login'>
              <label for='Member_Name'>Username</label> 
              <input name='Member_Name' type='text'>
              <label for='Password'>Password</label>
              <input name='Password' type='password' type='text'>
              <div class='submit'>
                <input type='submit' value='Submit'>
              </div>
              <footer>
                <a href='https://nightsky.jpl.nasa.gov/login-help-password.cfm'>Forgot your password?</a>
              </footer>
            </form>
          </div>
        </div>
        <div class='login_btn button hide_on_logged_in'>LOGIN</div>
        <div class='logout'>
          <form action='https://nightsky.jpl.nasa.gov/logout.cfm' method='post' name='input'>
            <input name='do' type='hidden' value='logout'>
            
            <input name='logout' type='submit' value='logout'>
          </form>
        </div>
      </div>
    </header>
	
	
    <div class='clearfix' id='global_nav_container'>
      <nav id='global_nav'>
        <ul id='nav'>
          <li class='hide_on_logged_out'>
		    
				
          </li>
          <li>
            <a href='clubs-and-events.cfm'>CLUBS & EVENTS</a>
          </li>
          <li>
            <a href='planner.cfm'>NIGHT SKY PLANNER</a>
          </li>
          <li>
            <a href='download-search.cfm'>OUTREACH RESOURCES</a>
          </li>
          <li>
            <a href='about.cfm'>ABOUT THE NETWORK</a>
            <div class='global_subnav_container'>
              <ul class='subnav'>
                <li>
                  <a href='apply.cfm'>Join the Network</a>
                </li>
                <li>
                  <a href='faq.cfm'>FAQ</a>
                </li>
                <li>
                  <a href='docs/ParticipationPrivacy.pdf' target='_blank'>Guidelines & Privacy Policies</a>
                </li>
              </ul>
            </div>
          </li>
          <li>
            <a href='search.cfm'>SITE SEARCH</a>
          </li>
          <li class='hide_on_desktop'>
            <a href='#'>FOLLOW US</a>
            <div class='global_subnav_container'>
              <ul class='subnav'>
                <li>
                  <a href='https://www.facebook.com/nightskynetwork'>Facebook</a>
                </li>
                <li>
                  <a href='https://twitter.com/nightskynetwork'>Twitter</a>
                </li>
              </ul>
            </div>
          </li>
        </ul>
        <div class='gradient_line'></div>
      </nav>
    </div>
	
	
	<div class='clearfix' id='site_body' role='main'>
      <div id='page'>
        
		
				<div class='clearfix' id='primary_column'>
				
					<header class='page_header dated'>
					  <h2 class='page_title'>Night Sky Planner</h2>
					  
						<p class="td_date">Sunday, 5/16/2021</p>
					  
					</header>
				
			
<style>
#phaseimage {
    width: 300px !important;
    height: 300px !important;
}
</style>
		   
			   <section class='clearfix'>
				<article class='clearfix'>
				  <img   src="https://earthsky.org/upl/2021/05/West-Procyon-Mars-Capella-Betegeuse-Venus-Mercury-May-16-2021.jpg" class="attachment-full size-full wp-post-image" alt="Moon and three planets - Mercury, Venus and Mars - after sunset May 16." loading="lazy" srcset="https://earthsky.org/upl/2021/05/West-Procyon-Mars-Capella-Betegeuse-Venus-Mercury-May-16-2021.jpg 800w, https://earthsky.org/upl/2021/05/West-Procyon-Mars-Capella-Betegeuse-Venus-Mercury-May-16-2021-300x169.jpg 300w, https://earthsky.org/upl/2021/05/West-Procyon-Mars-Capella-Betegeuse-Venus-Mercury-May-16-2021-768x432.jpg 768w, https://earthsky.org/upl/2021/05/West-Procyon-Mars-Capella-Betegeuse-Venus-Mercury-May-16-2021-640x360.jpg 640w, https://earthsky.org/upl/2021/05/West-Procyon-Mars-Capella-Betegeuse-Venus-Mercury-May-16-2021-190x107.jpg 190w, https://earthsky.org/upl/2021/05/West-Procyon-Mars-Capella-Betegeuse-Venus-Mercury-May-16-2021-140x79.jpg 140w" sizes="(max-width: 800px) 100vw, 800px" />
				  <h4 class='article_heading'>In the Sky</h4>
				  <h3 class='title'>Mercury at greatest elongation on May 16-17</h3>
				  
					  <a class='more_article' href='https://earthsky.org/tonight/mercury-at-greatest-elongation' target='_blank'>
						read more
					  </a>
				  
				</article>
				<div class='gradient_line_half'></div>
			  </section>
		  
          <div id='search_container_mobile'></div>
          <section class='nsn_planner sun_moon'>
            <script src="js/sun_moon.js" type="text/javascript"></script>
            <script src="js/vendor/suncalc.js" type="text/javascript"></script>
            <script src="js/vendor/moonrise.js" type="text/javascript"></script>
            <script src="js/vendor/moon_phase.js" type="text/javascript"></script>
            <script>
              $(document).ready(function(){
                sun_moon.init();
              })
            </script>
            <script src="js/clubs.js"></script>
		    <article class='current_data clearfix'>
              
              
              <a href='https://www.fourmilab.ch/cgi-bin/Earth?img=Moon.evif&amp;imgsize=500&amp;dynimg=y&amp;opt=-m&amp;date=1&amp;utc=2021-05-18+03%3A00%3A00' target='_blank'>
                <img id='phaseimage' src='club/moonphases/moon-20210518-thm.jpg' alt='Current Moon Phase'>
              </a>
              <div class='side_text'>
                <h4 class='article_heading clearfix'>Current Sun and Moon Data</h4>
                <div class='data_wrapper clearfix'>
                  <div class='item'>
                    <h3 class='title'>Moon</h3>
                  </div>
                  <div class='data'>
                    <span id='phase'></span>
                    <br>
                    <span id='illumination'></span>% of full
                    <br>
                    Age: <span id='age'></span>%
                    <br>
                    <span id='hemisphere'></span> Hemisphere
                    <br>
                    Moonrise:  <span id='moonrise'></span>
                    <br>
                    Moonset:  <span id='moonset'></span>
                    <br>
                    <div id='special_message'></div>
                  </div>
                </div>
                <div class='gradient_line_half hide_on_mobile'></div>
                <div class='data_wrapper clearfix'>
                  <div class='item'>
                    <h3 class='title'>Sun</h3>
                  </div>
                  <div class='data'>
                    Sunrise:  <span id='sunrise'></span>
                    <br>
                    Sunset:  <span id='sunset'></span>
                  </div>
                </div>
              </div>
            </article>
           <div class='gradient_line'></div>
          </section>
          <div id='weather_container_mobile'></div>
          <div id='share_container_mobile'></div>
          <section class='nsn_planner video_section'>
            <article class='video_preview clearfix'>
              <!-- /= partial "/layouts/_jw_video", :locals => {attributes: ["","false", "", "", "/images/video_placeholder.jpg"]} -->
              <div class='side_text'>
                <h4 class='article_heading'>Video</h4>
                <h3 class='title'>What's Up: May 2021 Skywatching Tips from NASA</h3>
              </div>
              <div class='viewer clearfix'>
                <div class='video_container'>
                  <iframe width="420" height="315" src="//www.youtube.com/embed/dHTOMMWzDfU" frameborder="0" allowfullscreen></iframe>
                </div>
              </div>
              <div class='description side_text'>
               Beginning mid-May, find all four inner planets (including Earth!) near the western horizon after sunset. And on May 26, a supermoon total eclipse.
              </div>
            </article>
            <div class='gradient_line'></div>
          </section>


			</div>
		
		
			<div class='clearfix' id='secondary_column'>
				
				
          <div id='search_container_desktop'>
            <aside class='location solid_box clearfix' id='search_module'>
              <h4 class='article_heading'>CURRENT LOCATION</h4>
              <div class='result'>
                Loading location...
              </div>
              <span class='expand'>
                <div class='click_to_expand'>
                  <div class='expand_arrow_box'>
                    <div class='arrow_down'></div>
                  </div>
                  <a>
                    change location
                  </a>
                </div>
                <form class='expanding' id='search' onSubmit='clubs.updateCityBySearch(this.searchField.value); return false;'>
                  <input id='searchField' name='search' onblur="this.placeholder = 'Search US zip, city or place'" onfocus="this.placeholder = ''" placeholder='Search US zip, city or place' type='text'>
                  <input id='searchSubmit' type='submit' value=''>
                  <div class='clearfix'></div>
                  <div class='advanced_search'>
                    <a href='event-list.cfm'>advanced event search</a>
                    <a href='club-map.cfm'>advanced club search</a>
                  </div>
                </form>
              </span>
            </aside>
            <script>
              geolocation.updateCity();
            </script>
          </div>
		  
        
		    <div class='share_follow clearfix'>
		  
            
				<script>
				  var addthis_config = {"data_track_addressbar":false};
				</script>
				<script src='//s7.addthis.com/js/300/addthis_widget.js#pubid=ra-536009900f467599' type='text/javascript'></script>

				<aside class='share clearfix'>
				  <h4 class='article_heading'>Share</h4>
					<div class="addthis_inline_share_toolbox"></div>
				</aside>
			
			</div>


		    <div class='share_follow clearfix'>
		  
          
			  <aside class='follow clearfix' id='follow_us'>
				<h4 class='article_heading'>FOLLOW THE NIGHT SKY NETWORK</h4>
				<div class='social_icons'>
				  <a class='nav_item ir facebook' href='https://www.facebook.com/nightskynetwork' target='_blank'>facebook</a>
				  <a class='nav_item ir twitter' href='https://twitter.com/nightskynetwork' target='_blank'>twitter</a>
				</div>
			  </aside>
			</div>


		  <div id='weather_container_desktop'>
            <script src="js/weather.js" type="text/javascript"></script>
            <script>
              $(function() {
                weather.init();
              });
            </script>
            <section class='weather_forecast boxed clearfix'>
              <header>
                <h4 class='article_heading'>Weather Forecast</h4>
                <hr>
                <ul>
                </ul>
              </header>
            </section>
          </div>
          <section class='tools boxed clearfix'>
            <header>
              <h4 class='article_heading'>More Planning Tools</h4>
              <ul class='articles mobile_side_text'>
                <li>
                  <a href='https://nightsky.jpl.nasa.gov/download-view.cfm?Doc_ID=629' target='_blank'>
                    <img alt='NSN Monthly Article' class='inline_img left' src='images/planner-monthlyarticle-thm.png'>
                  </a>
                  <h4 class='title'>
                    <a href='https://nightsky.jpl.nasa.gov/download-view.cfm?Doc_ID=629' target='_blank'>NSN Monthly Article</a>
                  </h4>
                  <p>Discover the highlights of this month's sky plus the latest NASA science in a short, informative article for all.</p>
                </li>
                <hr>
                <li>
                  <a href='https://cleardarksky.com/csk/coverage.html' target='_blank'>
                    <img alt='ClearSky Chart' class='inline_img left' src='images/planner-clearskies-thm.png'>
                  </a>
                  <h4 class='title'>
                    <a href='https://cleardarksky.com/csk/coverage.html' target='_blank'>ClearSky Chart</a>
                  </h4>
                  <p>Click your location on the map to check on viewing condition predictions in your area.</p>
                </li>
                <hr>
                <li>
                  <a href='http://www.skymaps.com/downloads.html' target='_blank'>
                    <img alt='Sky Maps' class='inline_img left' src='images/planner-skymap-thm.png'>
                  </a>
                  <h4 class='title'>
                    <a href='http://www.skymaps.com/downloads.html' target='_blank'>Sky Maps</a>
                  </h4>
                  <p>Navigate the night sky. Download a sky map for the current month.</p>
                </li>
                <hr>
                <li>
                  <a href='https://spotthestation.nasa.gov/' target='_blank'>
                    <img alt='Spot the Station' class='inline_img left' src='images/planner-spotthestation-thm.png'>
                  </a>
                  <h4 class='title'>
                    <a href='https://spotthestation.nasa.gov/' target='_blank'>Spot the Station</a>
                  </h4>
                  <p>Choose your state, then city to see when the International Space Station can be seen crossing the sky.</p>
                </li>
              </ul>
            </header>
          </section>
          <hr class='hide_on_desktop'>
          <article>
            <div class='boxed'>
              <p>Bookmark this page as your one-stop planning resource for astronomy events. Note: By clicking any of these links, you will be leaving the NASA domain. These resources are provided strictly to help users, and not as a way to promote one site over another.</p>
            </div>
          </article>


			</div>
		
	  </div>
	</div>
	
	
	<footer class='clearfix' id='site_footer'>
      <nav>
        <div class='clearfix' id='f_1'>
          <a class='asp_logo logo' href='http://www.astrosociety.org/' target='_blank'>
            <img data-at2x='images/logo-asp@2x.png' src='images/logo-asp.png'>
          </a>
          <a href='http://nightsky.jpl.nasa.gov/docs/ParticipationPrivacy.pdf' target='_blank'>PRIVACY</a>
          <a href='faq.cfm'>FAQ</a>
          <a href='contact.cfm'>CONTACT</a>
          <a href='search.cfm'>SITE SEARCH</a><br>
          Site Manager: <a href='contact.cfm'>Vivian White</a><br>
          Webmaster: <a href='contact.cfm'>David Martin</a>
        </div>
        <hr>
        <div class='clearfix' id='f_2'>
          <div id='jplcaltech_logos'>
            <a class='logo' href='http://jpl.nasa.gov' id='jpl_logo' target='_blank'>Jet Propulsion Laboratory</a>
            <a class='logo' href='http://caltech.edu' id='caltech_logo' target='_blank'>California Institute of Technology</a>
          </div>
        </div>
        <div class='clearfix' id='f_3'>
          <nav id='parent_nav'>
            <div id='parent_themes'>
              <a href='http://www.jpl.nasa.gov/' target='_blank'>JPL HOME</a>
              <a href='http://www.jpl.nasa.gov/earth/' target='_blank'>EARTH</a>
              <a href='http://www.jpl.nasa.gov/solar-system/' target='_blank'>SOLAR SYSTEM</a>
              <a href='http://www.jpl.nasa.gov/stars-galaxies/' target='_blank'>STARS & GALAXIES</a>
              <a href='http://scienceandtechnology.jpl.nasa.gov/' target='_blank'>SCIENCE & TECHNOLOGY</a>
            </div>
            <div id='parent_share'>
              <b>BRING THE UNIVERSE TO YOU</b>
              <a class='nav_item ir facebook' href='https://www.facebook.com/NASAJPL' target='_blank'>facebook</a>
              <a class='nav_item ir twitter' href='https://twitter.com/NASAJPL' target='_blank'>twitter</a>
              <a class='nav_item ir gplus' href='https://plus.google.com/+NASAJPL/posts' target='_blank'>google plus</a>
            </div>
          </nav>
        </div>
        <hr>
        <div class='clearfix' id='f_4'>
          <div id='asp_text'>
            <a href='http://www.astrosociety.org/' target='_blank'>In partnership with the <br />Astronomical Society of the Pacific</a>
          </div>
        </div>
      </nav>
    </footer>
	
  </div>
  <script src='js/vendor/retina.js' type='text/javascript'></script>
</body>