{"version":"1.0","provider_name":"United States News Beep | NewsBeep.com","provider_url":"https:\/\/www.newsbeep.com\/us","author_name":"NEWSBEEP","author_url":"https:\/\/www.newsbeep.com\/us\/author\/newsbeep\/","title":"The Pioneer 10 and 11 spacecraft were found to be decelerating slightly more than gravity could explain, and for thirty years physicists wondered if Newton was wrong before realizing in 2012 that the answer was the probes&#8217; own waste heat gently pushing them backward at a billionth of Earth&#8217;s gravity.","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"rZExGcVXRF\"><a href=\"https:\/\/www.newsbeep.com\/us\/656841\/\">The Pioneer 10 and 11 spacecraft were found to be decelerating slightly more than gravity could explain, and for thirty years physicists wondered if Newton was wrong before realizing in 2012 that the answer was the probes&#8217; own waste heat gently pushing them backward at a billionth of Earth&#8217;s gravity.<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.newsbeep.com\/us\/656841\/embed\/#?secret=rZExGcVXRF\" width=\"600\" height=\"338\" title=\"&#8220;The Pioneer 10 and 11 spacecraft were found to be decelerating slightly more than gravity could explain, and for thirty years physicists wondered if Newton was wrong before realizing in 2012 that the answer was the probes&#8217; own waste heat gently pushing them backward at a billionth of Earth&#8217;s gravity.&#8221; &#8212; United States News Beep | NewsBeep.com\" data-secret=\"rZExGcVXRF\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.newsbeep.com\/us\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2026\/05\/the-pioneer-10-and-11-spacecraft-were-fo-768x432.jpg","thumbnail_width":600,"thumbnail_height":338}