{"id":8253,"date":"2020-10-22T06:00:00","date_gmt":"2020-10-21T22:00:00","guid":{"rendered":"http:\/\/bruneiastronomy.org\/web\/?p=8253"},"modified":"2021-07-21T11:50:29","modified_gmt":"2021-07-21T03:50:29","slug":"2020-october-21-how-big-are-the-planets","status":"publish","type":"post","link":"https:\/\/bruneiastronomy.org\/web\/2020\/10\/2020-october-21-how-big-are-the-planets\/","title":{"rendered":"2020 October 21 How big are the Planets?"},"content":{"rendered":"\n<p><strong>Tutong &#8211; Mars, Saturn and Jupiter<\/strong> have reached opposition and shine extra bright in the evening sky in October 2020.<\/p>\n\n\n\n<p>How large the planets appear in the sky, as seen through a telescope? This photograph of the planets taken last night shows the actual apparent size for comparison, measured in arcseconds (&#8220;).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/bruneiastronomy.org\/web\/wp-content\/uploads\/2020\/10\/20201021_apparentsizeplanets.jpg\" alt=\"\" class=\"wp-image-8254\" srcset=\"https:\/\/bruneiastronomy.org\/web\/wp-content\/uploads\/2020\/10\/20201021_apparentsizeplanets.jpg 960w, https:\/\/bruneiastronomy.org\/web\/wp-content\/uploads\/2020\/10\/20201021_apparentsizeplanets-300x225.jpg 300w, https:\/\/bruneiastronomy.org\/web\/wp-content\/uploads\/2020\/10\/20201021_apparentsizeplanets-768x576.jpg 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><figcaption>The evening planets &#8211; Mars, Saturn and Jupiter on October 21, 2020 and their apparent angular size for comparison (Photographed by Hazarry Hj Ali Ahmad of PABD) <\/figcaption><\/figure>\n\n\n\n<!--more-->\n\n\n\n<p>The following table shows the planets apparent size as seem from the ground telescopes. Notice that the size varies depending on the planets&#8217; distance from the Earth because all the planets orbit the Sun on different elliptical paths.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>O<strong>bject<\/strong><\/td><td><strong>Mininum Size<\/strong><\/td><td><strong>Maximum Size<\/strong><\/td><\/tr><tr><td>Sun<\/td><td>1800&#8243;<\/td><td>&nbsp;<\/td><\/tr><tr><td>Mercury<\/td><td>4.5&#8243;<\/td><td>13&#8243;<\/td><\/tr><tr><td>Venus<\/td><td>9.7&#8243;<\/td><td>66.0&#8243;<\/td><\/tr><tr><td>Moon<\/td><td>1800&#8243;<\/td><td>&nbsp;<\/td><\/tr><tr><td>Mars<\/td><td>3.5&#8243;<\/td><td>25.1&#8243;<\/td><\/tr><tr><td>Jupiter<\/td><td>29.8&#8243;<\/td><td>46.9&#8243;<\/td><\/tr><tr><td>Saturn (* with ring)<\/td><td>14.5&#8243; (33.8&#8243;)*<\/td><td>20.1&#8243; (46.9&#8243;)*<\/td><\/tr><tr><td>Uranus<\/td><td>3.3&#8243;<\/td><td>4.1&#8243;<\/td><\/tr><tr><td>Neptune<\/td><td>2.2&#8243;<\/td><td>2.4&#8243;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Apparent maximum size of the planets in the sky relative to the Moon. <a href=\"https:\/\/t.co\/8pOoi3Y3jD\">pic.twitter.com\/8pOoi3Y3jD<\/a><\/p>&mdash; Andrew Rader (@marsrader) <a href=\"https:\/\/twitter.com\/marsrader\/status\/722618732258988032?ref_src=twsrc%5Etfw\">April 20, 2016<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Tutong &#8211; Mars, Saturn and Jupiter have reached opposition and shine extra bright in the&#8230;<\/p>\n","protected":false},"author":1,"featured_media":5400,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[3,61],"tags":[379,29,58,280,322],"class_list":["post-8253","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-gallery","tag-apparent-size","tag-jupiter","tag-mars","tag-planet","tag-saturn"],"_links":{"self":[{"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/posts\/8253","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/comments?post=8253"}],"version-history":[{"count":0,"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/posts\/8253\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/media\/5400"}],"wp:attachment":[{"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/media?parent=8253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/categories?post=8253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bruneiastronomy.org\/web\/wp-json\/wp\/v2\/tags?post=8253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}