Obsesión por el Cielo

Obsesión por el Cielo - #1,164

Noticias de Astronomía y Exploración del Espacio – MARZO 24, 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: + 0A) Cometa C/2025 K1 (ATLAS) se parte en pedazos. https://www.sci.news/astronomy/hubble-breakup-comet-c-2025-k1-atlas-14632.html [https://www.sci.news/astronomy/hubble-breakup-comet-c-2025-k1-atlas-14632.html] https://phys.org/news/2026-03-nasa-hubble-unexpectedly-comet.html [https://phys.org/news/2026-03-nasa-hubble-unexpectedly-comet.html] https://science.nasa.gov/missions/hubble/nasas-hubble-unexpectedly-catches-comet-breaking-up/ [https://science.nasa.gov/missions/hubble/nasas-hubble-unexpectedly-catches-comet-breaking-up/] https://www.sciencedirect.com/science/article/abs/pii/S001910352600062X [https://www.sciencedirect.com/science/article/abs/pii/S001910352600062X] + 0B) Cometa C/2026 A1 (MAPS) rozará al Sol. https://skyandtelescope.org/astronomy-news/latest-news-on-kreutz-sungrazing-comet-c-2026-a1-maps/ [https://skyandtelescope.org/astronomy-news/latest-news-on-kreutz-sungrazing-comet-c-2026-a1-maps/] + 1) Posible nueva categoría de exoplaneta. https://skyandtelescope.org/astronomy-news/molten-sulfurous-world-blurs-exoplanet-categories/ [https://skyandtelescope.org/astronomy-news/molten-sulfurous-world-blurs-exoplanet-categories/] https://www.sci.news/astronomy/sulfur-rich-magma-super-earth-14624.html [https://www.sci.news/astronomy/sulfur-rich-magma-super-earth-14624.html] https://phys.org/news/2026-03-class-molten-planet-abundant-sulfur.html [https://phys.org/news/2026-03-class-molten-planet-abundant-sulfur.html] https://www.ox.ac.uk/news/2026-03-16-researchers-reveal-new-class-molten-planet [https://www.ox.ac.uk/news/2026-03-16-researchers-reveal-new-class-molten-planet] https://www.nature.com/articles/s41550-026-02815-8 [https://www.nature.com/articles/s41550-026-02815-8] + 2) Sistema binario de enanas café casi en contacto. https://phys.org/news/2026-03-dim-stars-brightly.html [https://phys.org/news/2026-03-dim-stars-brightly.html] https://www.caltech.edu/about/news/how-two-dim-stars-came-together-to-shine-brightly [https://www.caltech.edu/about/news/how-two-dim-stars-came-together-to-shine-brightly] https://iopscience.iop.org/article/10.3847/2041-8213/ae486e [https://iopscience.iop.org/article/10.3847/2041-8213/ae486e]

Obsesión por el Cielo - #1,163

Noticias de Astronomía y Exploración del Espacio – MARZO 17, 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. Tenemos al Dr. Gerardo Ramón Fox como invitado especial al programa. Además, Pablo Lonnie Pacheco, de “Cielos Despejados,” nos presenta sus efemérides astronómicas. Esta semana: + 0a) Comprueban alteración de la órbita heliocéntrica del asteroide Didymos por la colisión con DART. https://skyandtelescope.org/astronomy-news/asteroid-didymoss-orbit-altered-by-impact-on-its-moon/ [https://skyandtelescope.org/astronomy-news/asteroid-didymoss-orbit-altered-by-impact-on-its-moon/] https://arstechnica.com/science/2026/03/nasas-dart-mission-shifted-the-orbits-of-two-asteroids/ [https://arstechnica.com/science/2026/03/nasas-dart-mission-shifted-the-orbits-of-two-asteroids/] https://www.science.org/doi/10.1126/sciadv.aea4259 [https://www.science.org/doi/10.1126/sciadv.aea4259] + 0b) Cometa 3I/ATLAS muestra abundancia de alcohol. https://www.sci.news/astronomy/alma-3i-atlas-methanol-hydrogen-cyanide-14610.html [https://www.sci.news/astronomy/alma-3i-atlas-methanol-hydrogen-cyanide-14610.html] https://phys.org/news/2026-03-interstellar-comet-alcohol-alma-3iatlas.html [https://phys.org/news/2026-03-interstellar-comet-alcohol-alma-3iatlas.html] https://arxiv.org/abs/2511.20845 [https://arxiv.org/abs/2511.20845] + 1) Detectan restos de posible colisión de dos exoplanetas. https://www.sci.news/astronomy/catastrophic-planetary-collision-14618.html [https://www.sci.news/astronomy/catastrophic-planetary-collision-14618.html] https://phys.org/news/2026-03-astronomers-rare-evidence-planets-colliding.html [https://phys.org/news/2026-03-astronomers-rare-evidence-planets-colliding.html] https://www.washington.edu/news/2026/03/11/uw-astronomers-spot-planet-collision-evidence/ [https://www.washington.edu/news/2026/03/11/uw-astronomers-spot-planet-collision-evidence/] https://iopscience.iop.org/article/10.3847/2041-8213/ae3ddc [https://iopscience.iop.org/article/10.3847/2041-8213/ae3ddc]   + 2) La expansión del Universo parece proceder con mayor lentitud en nuestra vecindad galáctica. https://phys.org/news/2026-03-galaxy-group-motion-slower-expansion.html [https://phys.org/news/2026-03-galaxy-group-motion-slower-expansion.html] https://www.aip.de/en/news/slower-expansion-cosmic-neighborhood/ [https://www.aip.de/en/news/slower-expansion-cosmic-neighborhood/] https://www.aanda.org/articles/aa/full_html/2026/01/aa56283-25/aa56283-25.html [https://www.aanda.org/articles/aa/full_html/2026/01/aa56283-25/aa56283-25.html] https://www.aanda.org/articles/aa/full_html/2026/02/aa57876-25/aa57876-25.html [https://www.aanda.org/articles/aa/full_html/2026/02/aa57876-25/aa57876-25.html]

Obsesión por el Cielo - #1,162

Noticias de Astronomía y Exploración del Espacio – MARZO 10, 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: Invitado Especial: Dr. Gerardo Ramón Fox. + 0) La "Nebulosa Halcón" y sus estrellas en formación. https://www.sci.news/astronomy/vlt-brown-dwarfs-infant-stars-rcw-36-14593.html [https://www.sci.news/astronomy/vlt-brown-dwarfs-infant-stars-rcw-36-14593.html] https://phys.org/news/2026-03-rcw-nebula-cosmic-hawk-baby.html [https://phys.org/news/2026-03-rcw-nebula-cosmic-hawk-baby.html] https://www.eso.org/public/images/potw2609a/ [https://www.eso.org/public/images/potw2609a/] https://www.aanda.org/articles/aa/full_html/2026/02/aa57493-25/aa57493-25.html [https://www.aanda.org/articles/aa/full_html/2026/02/aa57493-25/aa57493-25.html] + 1) Muestras del asteroide Ryugu muestran el campo magnético durante la formación del Sistema Solar. https://phys.org/news/2026-03-asteroid-ryugu-samples-insights-early.html [https://phys.org/news/2026-03-asteroid-ryugu-samples-insights-early.html] https://www.tus.ac.jp/en/mediarelations/archive/20260227_0127.html [https://www.tus.ac.jp/en/mediarelations/archive/20260227_0127.html] https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025JE009265 [https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025JE009265] + 2) Las auroras en Júpiter y la relación con el campo magnético y sus lunas. https://www.sci.news/astronomy/webb-io-europa-auroral-footprints-jupiter-atmosphere-14603.html [https://www.sci.news/astronomy/webb-io-europa-auroral-footprints-jupiter-atmosphere-14603.html] https://phys.org/news/2026-03-jwst-reveals-secrets-jupiter-northern.html [https://phys.org/news/2026-03-jwst-reveals-secrets-jupiter-northern.html] https://www.northumbria.ac.uk/about-us/news-events/news/telescope-reveals-surprising-secrets-in-jupiters-northern-lights/ [https://www.northumbria.ac.uk/about-us/news-events/news/telescope-reveals-surprising-secrets-in-jupiters-northern-lights/]https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025GL118553?af=R [https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025GL118553?af=R]

Obsesión por el Cielo - #1,161

Noticias de Astronomía y Exploración del Espacio – MARZO 3, 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: Febrero 2026. Constelación: Afinando el valor de la Constante de Hubble. https://phys.org/news/2026-02-cosmologists-collaborate-sharpen-hubble-constant.html [https://phys.org/news/2026-02-cosmologists-collaborate-sharpen-hubble-constant.html] https://arxiv.org/abs/2510.23823 [https://arxiv.org/abs/2510.23823] Movimiento Retrógrado: Satélites que reingresan a la atmósfera la contaminan, y millones de mircosatélites. https://skyandtelescope.org/astronomy-news/rocket-reentry-leaves-lithium-in-earths-upper-atmosphere/ [https://skyandtelescope.org/astronomy-news/rocket-reentry-leaves-lithium-in-earths-upper-atmosphere/] https://skyandtelescope.org/astronomy-news/spacex-aims-to-launch-1-million-ai-data-center-satellites/ [https://skyandtelescope.org/astronomy-news/spacex-aims-to-launch-1-million-ai-data-center-satellites/] + 1) Nuevo método para calcular la Constante de Hubble. https://www.sci.news/astronomy/stochastic-siren-method-14582.html [https://www.sci.news/astronomy/stochastic-siren-method-14582.html] https://phys.org/news/2026-02-physicists-method-universe-expansion.html [https://phys.org/news/2026-02-physicists-method-universe-expansion.html] https://physics.illinois.edu/news/Hubble-tension-expansion-rate-of-universe [https://physics.illinois.edu/news/Hubble-tension-expansion-rate-of-universe] https://arxiv.org/abs/2503.01997 [https://arxiv.org/abs/2503.01997] + 2) Mapa del centro de la Vía Láctea en ondas milimétricas por ALMA. https://www.sci.news/astronomy/alma-image-central-molecular-zone-milky-way-14584.html [https://www.sci.news/astronomy/alma-image-central-molecular-zone-milky-way-14584.html] https://phys.org/news/2026-02-largest-image-kind-hidden-chemistry.html [https://phys.org/news/2026-02-largest-image-kind-hidden-chemistry.html] https://www.eso.org/public/news/eso2603/ [https://www.eso.org/public/news/eso2603/] https://www.anu.edu.au/news/all-news/record-breaking-image-uncovers-turbulent-web-of-gas-at-the-milky-ways-centre [https://www.anu.edu.au/news/all-news/record-breaking-image-uncovers-turbulent-web-of-gas-at-the-milky-ways-centre] https://arxiv.org/abs/2602.20340 [https://arxiv.org/abs/2602.20340]

Obsesión por el Cielo - #1,160

Noticias de Astronomía y Exploración del Espacio – FEBRERO 24, 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 del Capullo en múltiples longitudes de onda. https://www.sci.news/astronomy/chandra-cluster-newborn-stars-cocoon-nebula-14558.html [https://www.sci.news/astronomy/chandra-cluster-newborn-stars-cocoon-nebula-14558.html] + 1) HST detecta una galaxia compuesta de mucha materia oscura. https://www.sci.news/astronomy/candidate-dark-galaxy-2-14566.html [https://www.sci.news/astronomy/candidate-dark-galaxy-2-14566.html] https://phys.org/news/2026-02-hubble-invisible-galaxy-dark.html [https://phys.org/news/2026-02-hubble-invisible-galaxy-dark.html] https://science.nasa.gov/missions/hubble/nasas-hubble-identifies-one-of-darkest-known-galaxies/ [https://science.nasa.gov/missions/hubble/nasas-hubble-identifies-one-of-darkest-known-galaxies/] https://iopscience.iop.org/article/10.3847/2041-8213/adddab [https://iopscience.iop.org/article/10.3847/2041-8213/adddab] Introducción a la materia oscura: https://arxiv.org/html/2411.05062v1 [https://arxiv.org/html/2411.05062v1] + 2) ALMA y JWST detectan distantes galaxias “polvorientas”. https://phys.org/news/2026-02-astronomers-links-galaxy-evolution.html [https://phys.org/news/2026-02-astronomers-links-galaxy-evolution.html] https://www.umass.edu/news/article/international-team-astronomers-led-umass-amherst-may-have-just-found-one-missing-links [https://www.umass.edu/news/article/international-team-astronomers-led-umass-amherst-may-have-just-found-one-missing-links] https://iopscience.iop.org/article/10.3847/2041-8213/ae382a [https://iopscience.iop.org/article/10.3847/2041-8213/ae382a]