TrueSciPhi

Podcast Profile: StarXiv: a podcast discussing the latest astronomy papers

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40 episodes
2024 to 2026
Median: 34 minutes
Collection: Physics, Math, and Astronomy

Description (podcaster-provided):

Themes and summary (AI-generated based on podcaster-provided show and episode descriptions):

This podcast is a biweekly discussion of recent astronomy and astrophysics papers posted to the arXiv, guided by working researchers who summarize results and place them in context. Across the episodes, the conversation ranges from nearby Solar System topics—such as lunar and Pluto cratering, Mercury’s magnetosphere, interstellar objects, asteroids, and solar flares—to the large-scale Universe, including cosmology surveys, the cosmic web, gravitational lensing (Einstein rings and arcs), and constraints on dark matter models.

A major throughline is galaxy formation and evolution: how galaxies assemble through mergers, how disks, bars, and halos grow, and what observations of the Milky Way and Andromeda reveal about past accretion events and chemical “fingerprints.” The show frequently highlights dwarf galaxies, ultra-diffuse systems, globular clusters, and stellar streams as tracers of early structure formation. High-redshift discoveries—often tied to JWST, HST, ALMA, DESI, Euclid, and ACT—feature prominently, including unusually luminous early galaxies, star formation in the reionization era, and debates around compact “little red dot” sources and their possible physical explanations.

Compact objects are another recurring theme, with discussions of supermassive, intermediate-mass, and primordial black holes, gravitational waves, tidal disruption events, and supernovae. Many episodes also engage with modern analysis techniques, especially machine learning and data-driven methods for classification, inference, and forecasting in both extragalactic and solar/stellar contexts. A lighter but consistent thread is astrobiology and technosignatures, covering searches for extraterrestrial life, biosignature claims, and observational strategies for detecting possible artificial structures.

Episodes:

Episode 40 - globular clusters, extended disks, high redshift galaxies and aliens! 2026-Jul-22 30 minutes

Episode 39 – data-driven stellar population studies, multi-scale AGN feedback, and solar flare ribbons 2026-Jun-23 38 minutes

Episode 38 - merging galaxies, exploding stars and the beauty of individual galaxies 2026-Jun-08 35 minutes

Episode 37 - Lunar craters, primordial black holes & growing galaxies 2026-May-25 32 minutes

Episode 36 - Dead Earths, magnetic fields and Galactic amnesia 2026-May-11 33 minutes

Episode 35 - More Milky Way mayhem, Fast Radio Bursts, and very cold disks 2026-Apr-28 34 minutes

Episode 34 - The cosmic web, the ancient Milky Way, and planets around small stars 2026-Apr-13 28 minutes

Episode 33 - Bananas, blueberries, planet eating stars and the fate of the Milky Way 2026-Mar-30 32 minutes

Episode 32 - Ancient star clusters and growing black holes 2026-Mar-16 31 minutes

Episode 31 - Near Earth Objects, Little Red Dots, bursty star formation and life around massive stars 2026-Mar-02 32 minutes

Episode 30 - Direct collapse black holes, nuclear stellar discs, and machine learning merger histories 2026-Feb-16 27 minutes

Episode 29 - Exploding stars, carbon stars, and starbursting pseudo little red dots 2026-Jan-26 32 minutes

Episode 28 - Fading stars, digesting planets and dark matter conundrums 2026-Jan-12 33 minutes

Episode 27: Making a Milky Way, searching for dwarfs, and elusive black holes 2025-Dec-22 32 minutes

Episode 26: A tail of tales, little galaxies, and starspots 2025-Dec-08 31 minutes

Episode 25: Extragalactic exoplanets, simulating individual stars, and galaxy mergers as cosmic ray factories 2025-Nov-24 42 minutes

Episode 24 - Strong lenses, Solar Flares and young, high alpha stars 2025-Nov-12 36 minutes

Episode 23 - Failed galaxies, faint galaxies, and the proto-Galaxy 2025-Oct-27 41 minutes

Episode 22 - ORCs, rings, and Galactic histories 2025-Oct-13 37 minutes

Episode 21 - Mercury, chemistry and quasi periodic eruptions 2025-Sep-29 37 minutes

Episode 20 - Dark galaxies, black holes, star formation and life in the faintest galaxies? 2025-Sep-15 33 minutes

Episode 19 - Peering into the Local Universe, distant black holes, forming planets and alien signatures 2025-Sep-01 36 minutes

Episode 18 - disks, disks and more disks! 2025-Aug-18 38 minutes

Episode 17 - detecting dark matter, unusual black holes and speedy stars 2025-Aug-04 38 minutes

Episode 16 - interstellar visitors, molten planets and faint, dark galaxies 2025-Jul-21 35 minutes

Episode 15 – Flare-inducing planets, avoiding catastrophe, and accreted star clusters 2025-Jul-07 39 minutes

Episode 14 - A cosmic owl, misaligned planetary systems, and the Milky Way as an outlier 2025-Jun-23 39 minutes

Episode 13 - Missing Europium, Pluto's craters, 43,000 Goblins and some Pop III stars 2025-Jun-09 34 minutes

Episode 12 - Signs of life, little red dots and the links between star clusters and high redshift galaxies 2025-May-25 39 minutes

Episode 11 - Whirling planes, wandering black holes and alien supernovae 2025-May-12 39 minutes

Episode 10 - Mixing dark matter, surviving black holes and hunting for planets 2025-Apr-28 36 minutes

Episode 9 – Slowing bars, growing black holes, pasta sauces and AI 2025-Apr-14 34 minutes

Episode 8 – Cosmology, pulsars and dark matter in disk galaxies 2025-Mar-31 37 minutes

Episode 7 - Black holes, stealthy satellites and the distance to DF2 2025-Mar-10 30 minutes

Episode 6 - Einstein rings, black holes, and ringed galaxies 2025-Feb-24 32 minutes

Episode 5 - Galaxies, gas accretion, and aliens 2025-Feb-10 32 minutes

Episode 4 - January 2025-Jan-28 28 minutes

Episode 3 - December 2024-Dec-20 46 minutes

Episode 2 - October 2024-Nov-18 35 minutes

Episode 1 - September 2024-Nov-01 27 minutes