'+pages+'');
$('.stream > div:odd').addClass('bgr_color');
updateHeight('#history');
});
window.activateTabArea = ensure(function(tab, areas){
var parsed = false;
var parts = (areas || '').split('/');
window.fsonload = $.inArray('fs', parts) >= 0;
if(fsonload){
parts.splice(parts.indexOf('fs'), 1);
}
var replayMode = false;
if($.inArray('replay', parts)>=0){
replayMode = 'replay';
}
var noSoundMode = false;
if($.inArray('nosound', parts)>=0){
noSoundMode = 'nosound';
}
if($.inArray('ns', parts)>=0){
noSoundMode = 'ns';
}
var previewMode = null;
if($.inArray('p', parts)>=0){
previewMode = 'p';
}
if($.inArray('preview', parts)>=0){
previewMode = 'preview';
}
if($.inArray('repeat', parts)>=0){
replayMode = 'repeat';
}
if($.inArray('r', parts)>=0 || $.inArray('ro', parts)>=0){
replayMode = 'r';
}
if(replayMode){
parts.splice(parts.indexOf(replayMode), 1);
}
if(noSoundMode){
parts.splice(parts.indexOf(noSoundMode), 1);
}
if(previewMode){
parts.splice(parts.indexOf(previewMode), 1);
}
if(previewMode){
if(!parts.length){
parts = ['1-14', '999:59'];
}
}
var area = parts[0];
if(tab == 'history' && false){
var page = parseInt(area || '1') || 1;
$.ajax({
url: 'https://login.wn.com/recent/json/?pp='+history_pp+'&skip='+history_pp*(page-1),
dataType: 'jsonp',
success: function(response){
$ensure(function(){
renderHistory(response, page);
});
}
});
return true;
}
if(tab == 'global_history' && false){
var page = parseInt(area || '1') || 1;
globalHistory.fetchStream(page, '', function(){
updateHeight('#global_history');
});
return true;
}
if(tab == 'my_playlists' && false){
var page = parseInt(area || '1') || 1;
myPlaylists.fetchStream(page, '', function(){
updateHeight('#my_playlists');
});
return true;
}
if(tab == 'my_videos' && false){
var page = parseInt(area || '1') || 1;
myVideos.fetchStream(page, '', function(){
updateHeight('#my_videos');
});
return true;
}
if(tab == 'related_sites' && areas && matchPosition(areas)){
var seconds = parsePosition(areas);
scrollRelated(seconds);
return false;
}
if(matchPosition(area) || matchAction(area)){
parts.unshift('1');
area = parts[0];
}
if(tab == 'expand' && area && area.match(/\d+/)) {
var num = parseInt(area);
if(num < 100){
//FIX ME. Load news page with ajax here
}
else if(num > 1900){
//FIX ME. Load timeline page with ajax here
}
}
else if(tab.match(/^playlist\d+$/)){
var playerId = parseInt(tab.substring(8));
var vp = videoplayers[playerId];
window.descriptionsholder = $('.descriptionsplace');
if(!vp) return; // why? no player?
if(replayMode){
$('.replaycurrent'+playerId).attr('checked', true);
vp.setReplayCurrent(true);
}
var playQueue = [];
window.playQueue = playQueue;
var playQueuePosition = 0;
var playShouldStart = null;
var playShouldStop = null;
var parseList = function(x){
var items = x.split(/;|,/g);
var results = [];
for (i in items){
try{
var action = parseAction(vp, items[i]);
if(!action.video){
if(window.console && console.log) console.log("Warning: No video for queued entry: " + items[i]);
}else{
results.push(action);
}
}catch(e){
if(window.console && console.log) console.log("Warning: Can''t parse queue entry: " + items[i]);
}
}
return results;
};
var scrollToPlaylistPosition = function(vp){
var ppos = vp.getPlaylistPosition();
var el = vp.playlistContainer.find('>li').eq(ppos);
var par = el.closest('.playlist_scrollarea');
par.scrollTop(el.offset().top-par.height()/2);
}
var updateVolumeState = function(){
if(noSoundMode){
if(noSoundMode == 'turn-on'){
clog("Sound is on, vsid="+vp.vsid);
vp.setVolumeUnMute();
noSoundMode = false;
}else{
clog("Sound is off, vsid="+vp.vsid);
vp.setVolumeMute();
noSoundMode = 'turn-on';
}
}
}
var playQueueUpdate = function(){
var playPosition = playQueue[playQueuePosition];
vp.playFromPlaylist(playPosition.video);
scrollToPlaylistPosition(vp);
playShouldStart = playPosition.start;
playShouldStop = playPosition.stop;
};
var playQueueAdvancePosition = function(){
clog("Advancing play position...");
playQueuePosition ++;
while(playQueuePosition < playQueue.length && !playQueue[playQueuePosition].video){
playQueuePosition ++;
}
if(playQueuePosition < playQueue.length){
playQueueUpdate();
}else if(vp.getReplayCurrent()){
playQueuePosition = 0;
playQueueUpdate();
vp.seekTo(playShouldStart);
vp.playVideo();
}else{
vp.pauseVideo();
playShouldStop = null;
playShouldStart = null;
}
};
function loadMoreVideos(playerId, vp, start, finish, callback){
var playlistInfo = playlists[playerId-1];
if(playlistInfo.loading >= finish) return;
playlistInfo.loading = finish;
$.ajax({
url: '/api/upge/cheetah-photo-search/query_videos2',
dataType: 'json',
data: {
query: playlistInfo.query,
orderby: playlistInfo.orderby,
start: start,
count: finish-start
},
success: function(response){
var pl = vp.getPlaylist().slice(0);
pl.push.apply(pl, response);
vp.setPlaylist(pl);
callback();
}
});
}
if(parts.length == 1 && matchDash(parts[0])){
var pl = vp.getActualPlaylist();
var vids = parseDash(parts[0]);
parts = [];
for(var i = 0; i < vids.length; i++){
playQueue.push({
'video': pl[vids[i]-1],
'start': 0,
'stop': null
})
}
if(vids.length){
if(vids[vids.length-1]-1>=pl.length){
loadMoreVideos(playerId, vp, pl.length, vids[vids.length-1], function(){
if(fsonload){
activateTabArea(tab, parts[0]+'/fs');
}else{
activateTabArea(tab, parts[0]);
}
var pls = vp.getPlaylist();
vp.playFromPlaylist(pls[pls.length-1]);
vp.playVideo();
scrollToPlaylistPosition(vp);
});
return true;
}
}
if(playQueue){
playQueueUpdate();
vp.playVideo();
parsed = true;
playShouldStart = 0;
}
}
if(previewMode){
var vids = [];
var dur = 0;
var pl = vp.getActualPlaylist();
area = parts[0];
if(parts.length == 1 && matchPosition(parts[0])){
vids = parseDash('1-'+pl.length);
dur = parsePosition(parts[0]);
parts = [];
}else
if(parts.length == 1 && matchDash(parts[0])){
vids = parseDash(parts[0]);
dur = parsePosition("999:59");
parts = [];
}
if(parts.length == 2 && matchDash(parts[0]) && matchPosition(parts[1])){
vids = parseDash(parts[0]);
dur = parsePosition(parts[1]);
parts = [];
}
for(var i = 0; i < vids.length; i++){
playQueue.push({
'video': pl[vids[i]-1],
'start': 0,
'stop': dur
})
}
if(playQueue){
playQueueUpdate();
vp.playVideo();
parsed = true;
}
}
if(parts.length>1){
for(var i = 0; i < parts.length; i++){
var sel = findMatchingVideo(vp, parts[i]);
if(sel){
playQueue.push({
'video': sel,
'start': 0,
'stop': null
})
}
}
if(playQueue){
playQueueUpdate();
vp.playVideo();
parsed = true;
}
}else if(area){
var sel = findMatchingVideo(vp, area);
if(sel){
vp.playFromPlaylist(sel);
playShouldStart = 0;
parsed = true;
}
}
if(fsonload || replayMode){
playShouldStart = 0;
}
if(document.location.search.match('at=|queue=')){
var opts = document.location.search.replace(/^\?/,'').split(/&/g);
for(var o in opts){
if(opts[o].match(/^at=(\d+:)?(\d+:)?\d+$/)){
playShouldStart = parsePosition(opts[o].substr(3))
}
if(opts[o].match(/^queue=/)){
playQueue = parseList(opts[o].substr(6));
if(playQueue){
playQueuePosition = 0;
playQueueUpdate();
}
}
}
}
if(matchPosition(parts[1])){
playShouldStart = parsePosition(parts[1]);
parsed = true;
}
if(matchAction(parts[1])){
var action = parseAction(vp, area+'/'+parts[1]);
playShouldStart = action.start;
playShouldStop = action.stop;
parsed = true;
}
if(playShouldStart !== null && !playQueue.length){
playQueue.push({
video: vp.getCurrentVideo(),
start: playShouldStart,
stop: playShouldStop
});
}
if(playShouldStart != null){
setInterval(function(){
if(playShouldStop && vp.currentPlayer && vp.currentPlayer.getCurrentTime() > playShouldStop){
playShouldStop = null;
if(vp.getCurrentVideo() == playQueue[playQueuePosition].video){
playQueueAdvancePosition();
}else{
playShouldStart = null;
}
}
}, 500);
vp.playerContainer.bind('videoplayer.player.statechange', function(e, state){
if(state == 'ended'){ // advance to the next video
playQueueAdvancePosition();
}
});
vp.playerContainer.bind('videoplayer.player.readychange', function(e, state){
if(state){
updateVolumeState();
if(playShouldStart !== null){
vp.seekTo(playShouldStart);
playShouldStart = null;
}else{
playShouldStop = null; // someone started other video, stop playing from playQueue
}
}
if(fsonload) {
triggerFullscreen(playerId); fsonload = false;
}
});
}
}
else if(tab.match(/^wiki\d+$/)){
if(firstTimeActivate){
load_wiki($('#'+tab), function(){
if(area){
var areaNode = $('#'+area);
if(areaNode.length>0){
$('html, body').scrollTop(areaNode.offset().top + 10);
return true;
}
}
});
}
}
return parsed;
})
window.activateTab = ensure(function(tab, area){
window.activeArea = null;
if(tab == 'import_videos'){
if(area){
import_videos(area);
}else{
start_import();
}
return true;
}
if(tab == 'chat'){
update_chat_position($('.chat').eq(0));
window.activeArea = 'chat';
jQuery('.tabtrigger').offscreentabs('activateTab', 'chat');
return true;
}
if(tab in rev_names){
tab = rev_names[tab];
}
if(tab.match(':')){ return false; }
var sup = $('ul li a[id=#'+tab+']');
if(sup && sup.length>0){
window.activeArea = area;
sup.first().click();
if(!window.activateTabArea(tab, area)){
window.activeArea = null;
}
window.activeArea = null;
return true;
}else{
var have_tabs = $('#playlist_menu li').length;
if(tab.match(/^playlists?\d+$/)){
var to_add = +tab.substring(8).replace(/^s/,'')-have_tabs;
if(to_add>0 && have_tabs){
add_more_videos(to_add);
return true;
}
}
}
return false;
});
window.currentPath = ensure(function(){
return window.lastHistory.replace(basepath, '').split('?')[0];
});
window.main_tab = window.main_tab || 'videos';
window.addHistory = ensure(function(path){
if(window.console && console.log) console.log("Adding to history: "+path);
if(window.history && history.replaceState && document.location.hostname.match(/^(youtube\.)?(\w{2,3}\.)?wn\.com$/)){
if(path == main_tab || path == main_tab+'/' || path == '' || path == '/') {
path = basepath;
} else if( path.match('^'+main_tab+'/') ){
path = basepath + '/' + path.replace(main_tab+'/', '').replace('--','/');
} else {
path = basepath + '/' + path.replace('--','/');
}
if(document.location.search){
path += document.location.search;
}
if(window.lastHistory) {
history.pushState(null, null, path);
}
else if(window.lastHistory != path){
history.replaceState(null, null, path);
window.lastHistory = path;
}
}
else{
path = path.replace('--','/');
if(path == main_tab || path == main_tab+'/' || path == '' || path == '/') {
path = '';
}
if(window.lastHistory != '/'+path){
window.location.hash = path? '/'+path : '';
window.lastHistory = '/'+path;
}
}
});
$('.tabtrigger li a').live('click', ensure(function() {
var tab = $(this).attr('id');
if(tab.substring(0,1) == '#'){
var name = tab.substring(1);
if(name in menu_names){
name = menu_names[name][0];
}
realTab = rev_names[name];
$('#'+realTab).show();
if(window.console && console.log) console.log("Triggering tab: "+name+(window.activeArea?" activeArea="+window.activeArea:''));
var path = name;
if(window.activeArea){
path = path + '/' + window.activeArea;
}
if(tab.match(/#playlist\d+/) || tab.match(/#details\d+/)){
$('.multiple-playlists').show();
$('.related_playlist').show();
$('.longest_videos_playlist').show();
}else {
$('.multiple-playlists').hide();
$('.related_playlist').hide();
$('.longest_videos_playlist').hide();
}
// start the related script only when the tab is on screen showing
if (tab.match(/related_sites/)) {
if (mc) {
mc.startCredits();
}
}
window.activeTab = realTab;
addHistory(path);
setTimeout(ensure(function(){
if(tab.match(/language--/)){
$('.tabtrigger').offscreentabs('activateTab', 'language');
}
if(tab.match(/weather/)) {
$('.tabtrigger').offscreentabs('activateTab', 'weather');
loadContinent();
}
updateMenus(tab);
updateHeight();
}), 10);
}
return false;
}));
});
-->
');
} else {
var query = elem.find('.keywords').html();
$.ajax({
context: elem,
url: 'https://wn.com/api/upge/cheetah-search-adv/video',
cache: true,
data: {
'query': query
},
dataType: 'jsonp',
success: function(text) {
if (text.length > 0) {
video_id = text[0].id;
elem.find('.player').html('
VIDEO
');
}
}
});
}
}
var stopAllYouTubeVideos = function() {
var iframes = document.querySelectorAll('iframe');
Array.prototype.forEach.call(iframes, function(iframe) {
iframe.contentWindow.postMessage(JSON.stringify({ event: 'command', func: 'pauseVideo' }), '*');
});
}
jQuery(function() {
jQuery(".playVideo").live("click", function() {
if(!$(this).hasClass("played")){
stopAllYouTubeVideos();
var elem = $(this);
setTimeout(function(){
mouseOverMe(elem);
}, 1000);
}
});
jQuery(".description_box .expandContent").live("click", function() {
elem = $(this).parent().parent().parent().find('.descContent');
if(elem.height() > 51) {
elem.css('height', '44px');
$(this).html('Show More
');
}else{
elem.css('height', 'auto');
$(this).html('Hide
');
}
});
jQuery('.interview-play-off').click(function() {
$(".interview-play-off").hide();
$(".interview-play").show();
$(".videoplayer-control-pause").click();
});
jQuery(".video-desc .show_author_videos").live("click", function() {
query = $(this).attr('title');
container = $(this).parent().parent().parent().find('.video-author-thumbs');
$(this).parent().parent().parent().find('.video-author-thumbs').css('height', '220px');
jQuery.ajax({
url: '/api/upge/cheetah-photo-search/videoresults',
data: {'query': query},
success: function(text) {
if(!text) { text = i18n("No results"); }
container.html(jQuery(text));
}
});
});
});
// -->
Latest News for: planetary flyby
Edit
European Space Agency
12 Mar 2025
On 12 March 2025 ESA ’s Hera spacecraft for planetary defence performs a flyby of Mars ... This is a simulation of that flyby, with closest approach to Martian moon Deimos taking place at 12.07 GMT and Mars occurring at 12.51 GMT.
Edit
European Space Agency
10 Mar 2025
On Wednesday 12 March 2025 ESA ’s Hera spacecraft for planetary defence performs a flyby of Mars ... Watch the livestream release of images from Hera’s flyby by the mission’s science team on Thursday 13 March, starting at 11.50 CET !.
Edit
Interesting Engineering
06 Mar 2025
But time and distance take their toll ... how to keep these aging spacecraft alive for as long as possible ... For instance, the instruments on the Voyager spacecraft designed for planetary flybys were deactivated after their gas giant exploration ... .
Edit
IFL Science
06 Mar 2025
ADVERTISEMENT ...   ; ... ADVERTISEMENT. Unfortunately , the time has now come to turn off more instruments on both spacecraft ... When the probes were first launched, they were tested to go for 500 ,000 steps, or enough for the missions' planetary flybys ... .
Loading...');
var query = jQuery('.radio_query').val();
jQuery.ajax({
data: { query: query },
url: '/api/upge/cheetah-photo-search/radio',
success: function(text) {
jQuery('.radio-search-results').html(jQuery(text));
updateHeight();
$('#RadioSearchTable').tablesorter();
$('#RadioSearchTable').trigger("update");
}
});
return false; // do not submit the form
});
$(".search-tools-btn").click(function () {
header = $(this);
content = $(".search-tools-content");
if(content.is(':visible')) {
content.hide('slow');
header.html('Tools ');
}else{
content.show('slow');
header.html('Hide ');
}
});
});
