{"version": "https://jsonfeed.org/version/1.1", "title": "Astronomy Picture of the Day [ko]", "feed_url": "https://apod.nasa.gov/", "home_page_url": "56", "description": "Astronomy Picture of the Day", "icon": null, "favicon": null, "authors": [{"name": "Unknown", "url": null, "avatar": null}], "language": "en", "expired": null, "hub": null, "items": [{"id": "https://apod.nasa.gov/apod/ap260823.html", "url": "https://apod.nasa.gov/apod/ap260823.html", "external_url": null, "title": "Cassini Approaches Saturn", "content_text": "", "content_html": "
Explanation: \nWhat would it look like to approach the grand planet Saturn?\n\nOne doesn't have to just imagine -- the\nCassini spacecraft did just this in 2004, \nrecording thousands of images along the way, and\nhundreds of thousands more since entering orbit.\n\nSome of Cassini's early images have been digitally tweaked, cropped, and compiled into the\nfeatured inspiring video \nwhich is part of a larger \nIMAX movie project named\nIn Saturn's Rings. \n\nIn the concluding sequence, \nSaturn \nlooms increasingly large on approach as\ncloudy Titan swoops below.\n\nWith Saturn \nwhirling around in the background, \nCassini is next depicted flying over\nMimas, with large\nHerschel Crater clearly visible.\n\nSaturn's majestic rings then take over the show as Cassini crosses Saturn's\nthin ring plane.\n\nDark shadows of the ring appear on\nSaturn itself.\n\nFinally, the enigmatic ice-geyser moon\nEnceladus appears in the\ndistance and then is approached just as the video clip ends.\n\nAfter more than a decade of exploration and discovery, \nthe Cassini spacecraft ran low on fuel in 2017 was directed to \nenter Saturn's atmosphere, \nwhere it surely melted.", "summary": "
Explanation: \nWhat would it look like to approach the grand planet Saturn?\n\nOne doesn't have to just imagine -- the\nCassini spacecraft did just this in 2004, \nrecording thousands of images along the way, and\nhundreds of thousands more since entering orbit.\n\nSome of Cassini's early images have been digitally tweaked, cropped, and compiled into the\nfeatured inspiring video \nwhich is part of a larger \nIMAX movie project named\nIn Saturn's Rings. \n\nIn the concluding sequence, \nSaturn \nlooms increasingly large on approach as\ncloudy Titan swoops below.\n\nWith Saturn \nwhirling around in the background, \nCassini is next depicted flying over\nMimas, with large\nHerschel Crater clearly visible.\n\nSaturn's majestic rings then take over the show as Cassini crosses Saturn's\nthin ring plane.\n\nDark shadows of the ring appear on\nSaturn itself.\n\nFinally, the enigmatic ice-geyser moon\nEnceladus appears in the\ndistance and then is approached just as the video clip ends.\n\nAfter more than a decade of exploration and discovery, \nthe Cassini spacecraft ran low on fuel in 2017 was directed to \nenter Saturn's atmosphere, \nwhere it surely melted.", "image": null, "banner_image": null, "date_published": "2026-08-23T03:00:00Z", "date_modified": "2026-08-23T03:00:00Z", "authors": ["Jerry Bonnell (UMCP)"], "tags": [], "language": null, "attachments": ["\n {\"url\": string, \n 'mime_type': string, \n 'title': strinrg,\n 'size_in_bytes': int,\n 'duration_in_seconds': int\n "]}, {"id": "https://apod.nasa.gov/apod/ap260822.html", "url": "https://apod.nasa.gov/apod/ap260822.html", "external_url": null, "title": "Mostly Perseids", "content_text": "", "content_html": "\"See
Explanation: \n\nRecorded the night of August 12-13,\nimages from four dedicated\nmeteor-monitoring\ncameras at an\nastronomical observatory in Czechia were aligned and combined\nto create this all-night, all-sky view.\n\nOn that night,\nthe total count came to 1,706 meteors.\n\nAnd since that coincided with the peak activity of the\n2026 Perseid Meteor Shower,\nmost are perseids.\n\nTheir overwhelming numbers make them easy to spot.\n\nQuite convincingly, perseid trails\nall trace back to a single radiant on the sky at the upper right,\na region in the annual shower's\neponymous constellation Perseus.\n\nBut meteors belonging to other much less active showers\ncan also revealed by finding their radiants too.\n\nFor example, seen crossing the perseid trails are meteors\nfrom a shower whose radiant lies in Cygnus,\nknown as Kappa Cygnids.\n\nThe\nantihelion complex,\na general region near Aquarius and opposite the Sun in the sky, is also\nidentifiable as a weak source for meteors.", "summary": "\"See
Explanation: \n\nRecorded the night of August 12-13,\nimages from four dedicated\nmeteor-monitoring\ncameras at an\nastronomical observatory in Czechia were aligned and combined\nto create this all-night, all-sky view.\n\nOn that night,\nthe total count came to 1,706 meteors.\n\nAnd since that coincided with the peak activity of the\n2026 Perseid Meteor Shower,\nmost are perseids.\n\nTheir overwhelming numbers make them easy to spot.\n\nQuite convincingly, perseid trails\nall trace back to a single radiant on the sky at the upper right,\na region in the annual shower's\neponymous constellation Perseus.\n\nBut meteors belonging to other much less active showers\ncan also revealed by finding their radiants too.\n\nFor example, seen crossing the perseid trails are meteors\nfrom a shower whose radiant lies in Cygnus,\nknown as Kappa Cygnids.\n\nThe\nantihelion complex,\na general region near Aquarius and opposite the Sun in the sky, is also\nidentifiable as a weak source for meteors.", "image": null, "banner_image": null, "date_published": "2026-08-22T03:00:00Z", "date_modified": "2026-08-22T03:00:00Z", "authors": ["Jerry Bonnell (UMCP)"], "tags": [], "language": null, "attachments": ["\n {\"url\": string, \n 'mime_type': string, \n 'title': strinrg,\n 'size_in_bytes': int,\n 'duration_in_seconds': int\n "]}, {"id": "https://apod.nasa.gov/apod/ap260820.html", "url": "https://apod.nasa.gov/apod/ap260820.html", "external_url": null, "title": "The Elephant's Trunk in Cepheus", "content_text": "", "content_html": "\"See
Explanation: \n\nLike an illustration in a galactic\nJust So Story,\nthe Elephant's Trunk Nebula winds through\nthe emission region and young star cluster complex IC 1396,\nin the high and far off constellation\nof Cepheus.\n\nAlso known as vdB 142, this\ncosmic elephant's trunk\nis over 20 light-years long.\n\nThe detailed telescopic\nview features the bright swept-back\nridges and pockets of cool\ninterstellar\ndust and gas that abound in the region.\n\nBut the\ndark, tendril-shaped clouds\ncontain the raw material for star formation and hide\nprotostars within.\n\nNearly 3,000 light-years\ndistant, the relatively faint\nIC 1396 complex\ncovers a large region on the sky, spanning over 5 degrees.\n\nTop to bottom\nthis proboscidean-like rendition reaches\nacross an almost 1 degree wide field of view, though.\n\nThat's a little less than the angular size of 2 full moons.", "summary": "\"See
Explanation: \n\nLike an illustration in a galactic\nJust So Story,\nthe Elephant's Trunk Nebula winds through\nthe emission region and young star cluster complex IC 1396,\nin the high and far off constellation\nof Cepheus.\n\nAlso known as vdB 142, this\ncosmic elephant's trunk\nis over 20 light-years long.\n\nThe detailed telescopic\nview features the bright swept-back\nridges and pockets of cool\ninterstellar\ndust and gas that abound in the region.\n\nBut the\ndark, tendril-shaped clouds\ncontain the raw material for star formation and hide\nprotostars within.\n\nNearly 3,000 light-years\ndistant, the relatively faint\nIC 1396 complex\ncovers a large region on the sky, spanning over 5 degrees.\n\nTop to bottom\nthis proboscidean-like rendition reaches\nacross an almost 1 degree wide field of view, though.\n\nThat's a little less than the angular size of 2 full moons.", "image": null, "banner_image": null, "date_published": "2026-08-20T03:00:00Z", "date_modified": "2026-08-20T03:00:00Z", "authors": ["Jerry Bonnell (UMCP)"], "tags": [], "language": null, "attachments": ["\n {\"url\": string, \n 'mime_type': string, \n 'title': strinrg,\n 'size_in_bytes': int,\n 'duration_in_seconds': int\n "]}, {"id": "https://apod.nasa.gov/apod/ap260818.html", "url": "https://apod.nasa.gov/apod/ap260818.html", "external_url": null, "title": "Perseids from Perseus", "content_text": "", "content_html": "\"A
Explanation: \nThis was a good year for the \nPerseids meteor shower. \n\nA key reason was \nthe Moon was absent from lighting up \nEarth's night sky so that \nmore meteors were visible than usual. \n\nWhere was the Moon? \n\nIt was busy \nvisiting the Sun. \n\nNear the Perseids peak, the Moon moved directly in front of the Sun and created a total \nsolar eclipse visible from \nGreenland and \nSpain.\n\nThe Perseids occur when the Earth collides with a \nstream of Sun-orbiting debris cast off by \nComet Swift-Tuttle.\n\nPerseid meteors, although typically only the size of a \nsand grain, \ntend to be fast and bright because Swift-Tuttle's debris orbits \nthe Sun in a direction partly opposite Earth's orbital motion.\n\nIn the \nfeatured image compilation, accumulated over several nights from \nJizerka in the \nCzech Republic, the Perseids meteor streaks can be traced back to a single location on the sky -- its \nradiant in \nPerseus.", "summary": "\"A
Explanation: \nThis was a good year for the \nPerseids meteor shower. \n\nA key reason was \nthe Moon was absent from lighting up \nEarth's night sky so that \nmore meteors were visible than usual. \n\nWhere was the Moon? \n\nIt was busy \nvisiting the Sun. \n\nNear the Perseids peak, the Moon moved directly in front of the Sun and created a total \nsolar eclipse visible from \nGreenland and \nSpain.\n\nThe Perseids occur when the Earth collides with a \nstream of Sun-orbiting debris cast off by \nComet Swift-Tuttle.\n\nPerseid meteors, although typically only the size of a \nsand grain, \ntend to be fast and bright because Swift-Tuttle's debris orbits \nthe Sun in a direction partly opposite Earth's orbital motion.\n\nIn the \nfeatured image compilation, accumulated over several nights from \nJizerka in the \nCzech Republic, the Perseids meteor streaks can be traced back to a single location on the sky -- its \nradiant in \nPerseus.", "image": null, "banner_image": null, "date_published": "2026-08-18T03:00:00Z", "date_modified": "2026-08-18T03:00:00Z", "authors": ["Jerry Bonnell (UMCP)"], "tags": [], "language": null, "attachments": ["\n {\"url\": string, \n 'mime_type': string, \n 'title': strinrg,\n 'size_in_bytes': int,\n 'duration_in_seconds': int\n "]}, {"id": "https://apod.nasa.gov/apod/ap260817.html", "url": "https://apod.nasa.gov/apod/ap260817.html", "external_url": null, "title": "A Golden Corona Eclipse", "content_text": "", "content_html": "\"A
Explanation: \nThis total solar eclipse appeared not only poetically beautiful but scientifically interesting. \n\nUsually the \nsolar corona appears white, and to \nsome observers the corona of last week's total solar eclipse did appear \nthis pearly color. \n\nBut this time, totality observers in Spain saw a corona that appeared unusually golden. \n\nFor one reason, from \nSpain, \nthe totality occurred when the setting Sun was near the horizon. \n\nThat low, sunlight travels through a large amount of \nair which scatters out blue light.\n\nAn unusual amount of \nsmoke in the air from nearby \nforest fires \nacted as a second filter, \nfurther scattering the \nremaining blue tones and deepening the already gold-dominated \nlight.\n\nThe HDR-processed, multiple-exposure \nfeatured image was captured from \nBenavente, \nSpain last week. \n\nOne thing that did not appear golden was a \nhydrogen-glowing \nprominence that hovered over the \nSun's left edge -- \nits original \nbright pink color survived.", "summary": "\"A
Explanation: \nThis total solar eclipse appeared not only poetically beautiful but scientifically interesting. \n\nUsually the \nsolar corona appears white, and to \nsome observers the corona of last week's total solar eclipse did appear \nthis pearly color. \n\nBut this time, totality observers in Spain saw a corona that appeared unusually golden. \n\nFor one reason, from \nSpain, \nthe totality occurred when the setting Sun was near the horizon. \n\nThat low, sunlight travels through a large amount of \nair which scatters out blue light.\n\nAn unusual amount of \nsmoke in the air from nearby \nforest fires \nacted as a second filter, \nfurther scattering the \nremaining blue tones and deepening the already gold-dominated \nlight.\n\nThe HDR-processed, multiple-exposure \nfeatured image was captured from \nBenavente, \nSpain last week. \n\nOne thing that did not appear golden was a \nhydrogen-glowing \nprominence that hovered over the \nSun's left edge -- \nits original \nbright pink color survived.", "image": null, "banner_image": null, "date_published": "2026-08-17T03:00:00Z", "date_modified": "2026-08-17T03:00:00Z", "authors": ["Jerry Bonnell (UMCP)"], "tags": [], "language": null, "attachments": ["\n {\"url\": string, \n 'mime_type': string, \n 'title': strinrg,\n 'size_in_bytes': int,\n 'duration_in_seconds': int\n "]}, {"id": "https://apod.nasa.gov/apod/ap260816.html", "url": "https://apod.nasa.gov/apod/ap260816.html", "external_url": null, "title": "Milky Way over Yellowstone", "content_text": "", "content_html": "\"A
Explanation: \nThe Milky Way was not created by an evaporating lake. \n\nThe colorful pool of water, about 10 meters across, is known as \nSilex Spring and is located in \nYellowstone National Park in \nWyoming, USA. \n\nIlluminated artificially, the colors are caused by layers of \nbacteria that grow in the \nhot spring. \n\nSteam rises off \nthe spring, heated by underground \nmagma associated with the \nYellowstone Hotspot. \n\nUnrelated and far in the distance, the \ncentral band of our \nMilky Way Galaxy arches high overhead, a band lit by billions of stars. \n\nThe picture features a 16-image panorama taken in 2014. \n\nIf the \nYellowstone Hotspot \ncauses another supervolcanic eruption \nas it did about \n640,000 years ago, a \nlarge part of North America would be affected.", "summary": "\"A
Explanation: \nThe Milky Way was not created by an evaporating lake. \n\nThe colorful pool of water, about 10 meters across, is known as \nSilex Spring and is located in \nYellowstone National Park in \nWyoming, USA. \n\nIlluminated artificially, the colors are caused by layers of \nbacteria that grow in the \nhot spring. \n\nSteam rises off \nthe spring, heated by underground \nmagma associated with the \nYellowstone Hotspot. \n\nUnrelated and far in the distance, the \ncentral band of our \nMilky Way Galaxy arches high overhead, a band lit by billions of stars. \n\nThe picture features a 16-image panorama taken in 2014. \n\nIf the \nYellowstone Hotspot \ncauses another supervolcanic eruption \nas it did about \n640,000 years ago, a \nlarge part of North America would be affected.", "image": null, "banner_image": null, "date_published": "2026-08-16T03:00:00Z", "date_modified": "2026-08-16T03:00:00Z", "authors": ["Jerry Bonnell (UMCP)"], "tags": [], "language": null, "attachments": ["\n {\"url\": string, \n 'mime_type': string, \n 'title': strinrg,\n 'size_in_bytes': int,\n 'duration_in_seconds': int\n "]}, {"id": "https://apod.nasa.gov/apod/ap260815.html", "url": "https://apod.nasa.gov/apod/ap260815.html", "external_url": null, "title": "Bright Perseids from Sweden", "content_text": "", "content_html": "\"See
Explanation: \n\nKnown for its bright and fast meteors, the annual\nPerseid Meteor Shower\ncomes to\nplanet Earth's skies from\na radiant in the heroic constellation Perseus.\n\nThe popular northern summer celestial spectacle is created\nas grains of dust cast off\nalong the orbit\nof periodic comet 109P/Swift-Tuttle\nvaporize\nin Earth's dense atmosphere, tracing brief, but beautiful\nstreaks through the night.\n\nTaken near the shower's peak of activity\non August 12, this composite image\nrecorded two bright perseid meteors and one meteor's\nwatery reflection from a location\nnear the coastal village of Grisslehamn, Sweden. \n\nAlmost as bright as Altair, brightest star on the scene,\nthe meteors appear along with the faint, diffuse\nbackground of the Milky Way.\n\nThis year, the shower's peak activity coincided with a New Moon,\nso perseid meteor flashes were undiminished by\nbright moonlight.\n\nAnd for many skywatchers, this night of bright perseid meteors\nfollowed their viewing\nof the silhouette of the New Moon\nin a much anticipated\nsolar eclipse.", "summary": "\"See
Explanation: \n\nKnown for its bright and fast meteors, the annual\nPerseid Meteor Shower\ncomes to\nplanet Earth's skies from\na radiant in the heroic constellation Perseus.\n\nThe popular northern summer celestial spectacle is created\nas grains of dust cast off\nalong the orbit\nof periodic comet 109P/Swift-Tuttle\nvaporize\nin Earth's dense atmosphere, tracing brief, but beautiful\nstreaks through the night.\n\nTaken near the shower's peak of activity\non August 12, this composite image\nrecorded two bright perseid meteors and one meteor's\nwatery reflection from a location\nnear the coastal village of Grisslehamn, Sweden. \n\nAlmost as bright as Altair, brightest star on the scene,\nthe meteors appear along with the faint, diffuse\nbackground of the Milky Way.\n\nThis year, the shower's peak activity coincided with a New Moon,\nso perseid meteor flashes were undiminished by\nbright moonlight.\n\nAnd for many skywatchers, this night of bright perseid meteors\nfollowed their viewing\nof the silhouette of the New Moon\nin a much anticipated\nsolar eclipse.", "image": null, "banner_image": null, "date_published": "2026-08-15T03:00:00Z", "date_modified": "2026-08-15T03:00:00Z", "authors": ["Jerry Bonnell (UMCP)"], "tags": [], "language": null, "attachments": ["\n {\"url\": string, \n 'mime_type': string, \n 'title': strinrg,\n 'size_in_bytes': int,\n 'duration_in_seconds': int\n "]}]}