{"podcast":{"title":"CrashCourse","slug":"crashcourse-8026346","podcast_index_feed_id":8026346,"rss_url":"https://feeds.megaphone.fm/crashcourse","website_url":null,"image_url":"https://megaphone.imgix.net/podcasts/38c08426-a6bd-11f1-91f8-6b6a1069d5d0/image/9eab713ede6dcfbffb186db0005b9dae.jpg?ixlib=rails-4.3.1&max-w=3000&max-h=3000&fit=crop&auto=format,compress","author":"CrashCourse","episode_count":637,"summary":"At Crash Course, we believe that high-quality educational videos should be available to everyone for free! Subscribe for weekly videos from our current courses! The Crash Course team has produced more than 60 courses on a wide variety of subjects, ranging from the humanities to sciences and so much more! We also recently teamed up with Arizona State University to bring you more courses on the Study Hall channel.Links:Support us on Patreon!: http://patreon.com/crashcourseInstagram: https://www.instagram.com/crashcourseBluesky: https://bsky.app/profile/thecrashcourse.bsky.socialTikTok: https://www.tiktok.com/@crashcourseFacebook: http://www.facebook.com/YouTubeCrashCourse","last_synced_at":"2026-09-22T12:17:13.000428+00:00","page_url":"https://stenobird.com/podcast/crashcourse-8026346"},"episode":{"title":"Cycles in the Sky: Crash Course Astronomy #3","slug":"cycles-in-the-sky-crash-course-astronomy-3","published_at":"2026-09-18T23:03:00+00:00","page_url":"https://stenobird.com/podcast/crashcourse-8026346/cycles-in-the-sky-crash-course-astronomy-3","show_page_url":"https://stenobird.com/podcast/crashcourse-8026346","url":"https://traffic.megaphone.fm/HD3713176102.mp3","audio_url":"https://traffic.megaphone.fm/HD3713176102.mp3","summary":"This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe.Check out the Crash Course Astronomy solar system poster here: http://store.dftba.com/products/crashcourse-astronomy-poster--Chapters:Introduction 00:00Cycles in the Sky 0:42The Zodiac 2:10Planetary Movement 2:59The Earth's Axis 3:36Precession 6:09Things We've Learned From Naked Eye Observations 7:09Review 8:40--PBS Digital Studios: http://youtube.com/pbsdigitalstudiosFollow Phil on Twitter: https://twitter.com/badastronomerCrash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourseWant to find Crash Course elsewhere on the internet?Facebook - http://www.facebook.com/YouTubeCrashCourseTwitter - http://www.twitter.com/TheCrashCourseInstagram - https://www.instagram.com/thecrashcourse/CC Kids: http://www.youtube.com/crashcoursekids--PHOTOShttp://en.wikipedia.org/wiki/Right_ascension#mediaviewer/File:Stars_and_ra.pnghttp://en.wikipedia.org/wiki/File:Ecliptic_path.jpghttp://commons.wikimedia.org/wiki/File:Sagittarius_Hevelius.jpghttp://en.wikipedia.org/wiki/Scorpius#mediaviewer/File:Sidney_Hall_-_Urania%27s_Mirror_-_Scorpio.jpghttp://en.wikipedia.org/wiki/Libra_(constellation)#mediaviewer/File:Sidney_Hall_-_Urania%27s_Mirror_-_Libra.jpghttp://en.wikipedia.org/wiki/Virgo_(constellation)#mediaviewer/File:Sidney_Hall_-_Urania%27s_Mirror_-_Virgo.jpghttp://commons.wikimedia.org/wiki/File:Leo_Hevelius.jpghttp://en.wikipedia.org/wiki/Cancer_(constellation)#mediaviewer/File:Sidney_Hall_-_Urania%27s_Mirror_-_Cancer.jpghttp://en.wikipedia.org/wiki/Globe#mediaviewer/File:GEO_Globe.jpghttp://sailornanny.weebly.com/uploads/1/0/5/0/10509307/4835516_orig.gifhttp://www.slate.com/content/dam/slate/b…","meta_description":"This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe.Check ou…","key_points":[],"chapters":[],"topics":[],"duration_seconds":763,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/crashcourse-8026346/episodes/cycles-in-the-sky-crash-course-astronomy-3/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/crashcourse-8026346/cycles-in-the-sky-crash-course-astronomy-3.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}