Obsesión por el Cielo - #1,185

Obsesión por el Cielo - #1,185

Noticias de Astronomía y Exploración del Espacio – AGOSTO 18, 2026. En este programa presentamos, comentamos y explicamos dos o tres noticias astronómicas y de exploración del espacio que fueron dadas a conocer en la semana, y que nos parecieron de particular relevancia e interés. Además, Pablo Lonnie Pacheco, de “Cielos Despejados,” nos presenta sus efemérides astronómicas. Esta semana: + 0) Imagen de la nebulosa planetaria “el esquimal” / “el león” por el JWST. https://www.sci.news/astronomy/webb-infrared-view-eskimo-nebula-14980.html [https://www.sci.news/astronomy/webb-infrared-view-eskimo-nebula-14980.html] https://esawebb.org/images/weic2616a/ [https://esawebb.org/images/weic2616a/] https://science.nasa.gov/missions/webb/lion-nebula-roars-to-life-with-nasas-webb/ [https://science.nasa.gov/missions/webb/lion-nebula-roars-to-life-with-nasas-webb/] + 1) Las “estrellas / hoyo negro”, un posible nuevo objeto astronómico. https://www.sci.news/astronomy/black-hole-star-early-universe-14989.html [https://www.sci.news/astronomy/black-hole-star-early-universe-14989.html] https://phys.org/news/2026-08-mirage-miracle-jwst-earliest-black.html [https://phys.org/news/2026-08-mirage-miracle-jwst-earliest-black.html] https://www.cfa.harvard.edu/news/little-red-dots-may-be-pulsating-monster-stars-created-early-universe-black-holes-study-finds [https://www.cfa.harvard.edu/news/little-red-dots-may-be-pulsating-monster-stars-created-early-universe-black-holes-study-finds] https://www.nature.com/articles/s41586-026-10846-4 [https://www.nature.com/articles/s41586-026-10846-4] https://iopscience.iop.org/article/10.3847/2041-8213/ae7bfd [https://iopscience.iop.org/article/10.3847/2041-8213/ae7bfd] + 2) Los primeros planetas pudieron haber sido creados solamente 100 millones de años después del Big Bang. https://www.sci.news/astronomy/early-universe-planets-14987.html [https://www.sci.news/astronomy/early-universe-planets-14987.html] https://phys.org/news/2026-08-supernovae-seeded-rocky-planet-blocks.html [https://phys.org/news/2026-08-supernovae-seeded-rocky-planet-blocks.html] https://www.port.ac.uk/news-events-and-blogs/news/the-ingredients-for-planets-formed-far-earlier-than-thought [https://www.port.ac.uk/news-events-and-blogs/news/the-ingredients-for-planets-formed-far-earlier-than-thought] https://arxiv.org/abs/2501.08375 [https://arxiv.org/abs/2501.08375]

Obsesión por el Cielo - #1,184

Noticias de Astronomía y Exploración del Espacio – Agosto 11, 2026. En este programa presentamos, comentamos y explicamos dos o tres noticias astronómicas y de exploración del espacio que fueron dadas a conocer en la semana, y que nos parecieron de particular relevancia e interés. Además, Pablo Lonnie Pacheco, de “Cielos Despejados,” nos presenta sus efemérides astronómicas. Esta semana: + 0) Premios de Obsesión por el Cielo: Julio 2026. Movimiento Retrógrado: Más y más satélites artificiales... https://www.space.com/astronomy/earth/reckless-space-based-data-centers-lack-environmental-review-drawing-criticism [https://www.space.com/astronomy/earth/reckless-space-based-data-centers-lack-environmental-review-drawing-criticism] https://www.space.com/astronomy/the-growing-number-of-satellites-in-orbit-could-soon-make-telescopes-obsolete-for-astronomy-this-would-obviously-be-catastrophic [https://www.space.com/astronomy/the-growing-number-of-satellites-in-orbit-could-soon-make-telescopes-obsolete-for-astronomy-this-would-obviously-be-catastrophic] https://www.space.com/space-exploration/satellites/spacex-wants-to-launch-100-000-starlink-satellites-to-orbit [https://www.space.com/space-exploration/satellites/spacex-wants-to-launch-100-000-starlink-satellites-to-orbit] https://www.space.com/space-exploration/satellites/reflect-orbital-just-got-permission-to-launch-its-1st-space-mirror-to-orbit-tens-of-thousands-more-could-follow [https://www.space.com/space-exploration/satellites/reflect-orbital-just-got-permission-to-launch-its-1st-space-mirror-to-orbit-tens-of-thousands-more-could-follow] Constelación: Pintando los satélites de negro. https://phys.org/news/2026-07-scourge-satellites-sky-mitigated-ultra.html [https://phys.org/news/2026-07-scourge-satellites-sky-mitigated-ultra.html] https://academic.oup.com/mnras/article/550/1/stag1136/8722194?login=false [https://academic.oup.com/mnras/article/550/1/stag1136/8722194?login=false] + 1) Aparentemente la atmósfera de Plutón comienza a reducirse. https://www.sci.news/astronomy/plutos-atmosphere-14963.html [https://www.sci.news/astronomy/plutos-atmosphere-14963.html] https://phys.org/news/2026-08-pluto-hazy-atmosphere-collapsing-sun.html [https://phys.org/news/2026-08-pluto-hazy-atmosphere-collapsing-sun.html] https://www.psi.edu/blog/plutos-atmosphere-hazy-with-signs-of-thinning/ [https://www.psi.edu/blog/plutos-atmosphere-hazy-with-signs-of-thinning/] https://iopscience.iop.org/article/10.3847/PSJ/ae6cdd [https://iopscience.iop.org/article/10.3847/PSJ/ae6cdd] + 2) Confirman compañera a Betelgeuse. https://skyandtelescope.org/astronomy-news/new-images-confirm-betelgeuse-has-a-companion/ [https://skyandtelescope.org/astronomy-news/new-images-confirm-betelgeuse-has-a-companion/] https://www.sci.news/astronomy/direct-image-betelgeuse-b-14951.html [https://www.sci.news/astronomy/direct-image-betelgeuse-b-14951.html] https://phys.org/news/2026-07-astronomers-strongest-evidence-betelgeuse-companion.html [https://phys.org/news/2026-07-astronomers-strongest-evidence-betelgeuse-companion.html] https://www.eso.org/public/news/eso2611/ [https://www.eso.org/public/news/eso2611/] https://www.aanda.org/articles/aa/full_html/2026/07/aa61023-26/aa61023-26.html [https://www.aanda.org/articles/aa/full_html/2026/07/aa61023-26/aa61023-26.html]

Obsesión por el Cielo - #1,183

Tema especial de Astronomía – AGOSTO 4, 2026. En este programa especial presentamos, repasamos y comentamos sobre la utilidad y relevancia de algún tema de actualidad en el mundo de las ciencias astronómicas. Además, Pablo Lonnie Pacheco, de “Cielos Despejados,” nos presenta sus efemérides astronómicas. Esta semana: + Las Ondas Gravitacionales. https://en.wikipedia.org/wiki/Gravitational_wave [https://en.wikipedia.org/wiki/Gravitational_wave] https://www.ligo.caltech.edu/page/what-are-gw [https://www.ligo.caltech.edu/page/what-are-gw] https://www.esa.int/Space_in_Member_States/Spain/Las_ondas_gravitatorias_fluctuaciones_en_el_espacio-tiempo [https://www.esa.int/Space_in_Member_States/Spain/Las_ondas_gravitatorias_fluctuaciones_en_el_espacio-tiempo] https://www.google.com/url?sa=t&source=web&rct=j&opi=89978449&url=https://nucleares.unam.mx/~alberto/platicas/ondasgravitacionales.pdf&ved=2ahUKEwiq0oDhiueVAxVmmWoFHYD3CHUQFnoECEcQAQ&usg=AOvVaw1cM3eTLOUikYoBlWbZLAh_ [https://www.google.com/url?sa=t&source=web&rct=j&opi=89978449&url=https://nucleares.unam.mx/~alberto/platicas/ondasgravitacionales.pdf&ved=2ahUKEwiq0oDhiueVAxVmmWoFHYD3CHUQFnoECEcQAQ&usg=AOvVaw1cM3eTLOUikYoBlWbZLAh_]

Obsesión por el Cielo - #1,182

Tema especial de Astronomía – JULIO 28, 2026. En este programa especial presentamos, repasamos y comentamos sobre la utilidad y relevancia de algún tema de actualidad en el mundo de las ciencias astronómicas. Además, Pablo Lonnie Pacheco, de “Cielos Despejados,” nos presenta sus efemérides astronómicas. Esta semana: + La deformación del espacio por la presencia de masa y los lentes gravitacionales. https://science.nasa.gov/mission/hubble/science/science-behind-the-discoveries/hubble-gravitational-lenses/ [https://science.nasa.gov/mission/hubble/science/science-behind-the-discoveries/hubble-gravitational-lenses/] https://en.wikipedia.org/wiki/Gravitational_lens [https://en.wikipedia.org/wiki/Gravitational_lens] https://esahubble.org/wordbank/gravitational-lensing/ [https://esahubble.org/wordbank/gravitational-lensing/] https://en.wikipedia.org/wiki/Curved_spacetime [https://en.wikipedia.org/wiki/Curved_spacetime] https://www.britannica.com/science/relativity/Curved-space-time-and-geometric-gravitation [https://www.britannica.com/science/relativity/Curved-space-time-and-geometric-gravitation]

Obsesión por el Cielo - #1,181

Noticias de Astronomía y Exploración del Espacio – JULIO 21, 2026. En este programa presentamos, comentamos y explicamos dos o tres noticias astronómicas y de exploración del espacio que fueron dadas a conocer en la semana, y que nos parecieron de particular relevancia e interés. Invitado especial: Dr. Gerardo Ramón Fox. Además, Pablo Lonnie Pacheco, de “Cielos Despejados,” nos presenta sus efemérides astronómicas. Esta semana: + 0) Perseverance: Rompe récord y revela evidencia de múltiples impactos en Marte. https://science.nasa.gov/photojournal/nasas-hirise-captures-perseverance-marking-a-milestone-on-mars/ [https://science.nasa.gov/photojournal/nasas-hirise-captures-perseverance-marking-a-milestone-on-mars/] https://phys.org/news/2026-07-nasa-perseverance-rover-ancient-mars.html [https://phys.org/news/2026-07-nasa-perseverance-rover-ancient-mars.html] https://www.jpl.nasa.gov/news/nasas-perseverance-rover-reads-record-of-ancient-mars-impacts/https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2026JE009779 [https://www.jpl.nasa.gov/news/nasas-perseverance-rover-reads-record-of-ancient-mars-impacts/https:/agupubs.onlinelibrary.wiley.com/doi/10.1029/2026JE009779] https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2026JE009779 [https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2026JE009779] + 1) LHS 1140 b: Primera atmósfera detectada en exoplaneta terrestre. https://skyandtelescope.org/astronomy-news/first-atmosphere-terrestrial-world/ [https://skyandtelescope.org/astronomy-news/first-atmosphere-terrestrial-world/] https://arstechnica.com/science/2026/07/weve-seen-helium-baked-off-a-rocky-exoplanets-atmosphere/ [https://arstechnica.com/science/2026/07/weve-seen-helium-baked-off-a-rocky-exoplanets-atmosphere/] https://www.sci.news/astronomy/atmosphere-habitable-zone-exoplanet-lhs-1140b-14925.html [https://www.sci.news/astronomy/atmosphere-habitable-zone-exoplanet-lhs-1140b-14925.html] https://phys.org/news/2026-07-nearby-rocky-planet-replenishing-helium.html [https://phys.org/news/2026-07-nearby-rocky-planet-replenishing-helium.html] https://phys.org/news/2026-07-life-solar-atmosphere-habitable-zone.html [https://phys.org/news/2026-07-life-solar-atmosphere-habitable-zone.html] https://www.cfa.harvard.edu/news/first-atmosphere-detected-habitable-zone-rocky-world [https://www.cfa.harvard.edu/news/first-atmosphere-detected-habitable-zone-rocky-world] https://www.science.org/doi/10.1126/science.aea9708 [https://www.science.org/doi/10.1126/science.aea9708] + 2) Cometa oscuro haciéndose pasar por asteroide. https://phys.org/news/2026-07-asteroid-unexplained-orbital-shift-dark.html [https://phys.org/news/2026-07-asteroid-unexplained-orbital-shift-dark.html] https://www.nature.com/articles/s41550-026-02913-7 [https://www.nature.com/articles/s41550-026-02913-7]