エピソード

  • What Happens to a Galaxy When Its Black Hole Jets Finally Die?

    What Happens to a Galaxy When Its Black Hole Jets Finally Die?
    2026/09/03
    Astronomers have discovered that dying radio galaxies remain active long after their black hole jets shut down—but for far less time than previously thought.

    These faint remnants typically survive for just 8–42 million years, offering new clues about the intermittent lives of supermassive black holes and the evolution of galaxies across cosmic time.

    Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

    This episode includes AI-generated content.
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    22 分
  • The Black Hole Star: A Bizarre New Object in the Early Universe

    The Black Hole Star: A Bizarre New Object in the Early Universe
    2026/09/02
    The James Webb Space Telescope may have identified a bizarre cosmic object known as a black hole star—a compact, extremely luminous structure containing a massive black hole surrounded by a dense hydrogen envelope.

    The discovery could explain the mysterious “little red dots” seen in the early universe and offer new clues about how the first black holes and galaxies formed.

    Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

    This episode includes AI-generated content.
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    17 分
  • What Are Mars’ Moons Really Made Of? Japan’s MMX Mission Will Find Out

    What Are Mars’ Moons Really Made Of? Japan’s MMX Mission Will Find Out
    2026/09/02
    Japan’s MMX mission is preparing to land on Mars’ moon Phobos, collect samples, and study Deimos to uncover whether the moons are captured asteroids or remnants of a massive impact.

    The mission could reveal clues about the delivery of water and organic materials to early Earth while testing technologies for future Mars exploration. With China’s Tianwen-3 pursuing a similar sample-return goal, a new race to bring Martian material back to Earth is underway.

    Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

    This episode includes AI-generated content.
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    30 分
  • Three Supermassive Black Holes Found Inside One Ancient Galaxy

    Three Supermassive Black Holes Found Inside One Ancient Galaxy
    2026/09/01
    Astronomers have discovered three supermassive black holes inside a single ancient galaxy, J0148-4214, seen as it existed more than 12.5 billion years ago. Two lie near the galactic center and may eventually merge, while a third sits farther out.

    The discovery provides new clues about how galaxies and black holes grew rapidly in the early universe and could help scientists predict future gravitational-wave events.

    Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

    This episode includes AI-generated content.
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    36 分
  • 900 Small Telescopes Could Work Together to Search for Alien Life

    900 Small Telescopes Could Work Together to Search for Alien Life
    2026/09/01
    A new Life 2.0 mission concept could transform the search for extraterrestrial life. Instead of relying on one enormous telescope, the design uses 900 small spacecraft flying in formation to create the light-gathering power of a 30-meter telescope.

    By analyzing planetary atmospheres for oxygen, water vapor, and other biosignatures, this distributed observatory could offer a scalable new way to search for potentially habitable worlds.

    Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

    This episode includes AI-generated content.
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    22 分
  • A Tiny Satellite Could Reveal the Universe Before the First Stars

    A Tiny Satellite Could Reveal the Universe Before the First Stars
    2026/08/31
    A British-led team is developing CosmoCube, a miniature satellite that could explore the universe’s mysterious cosmic dark ages from lunar orbit.

    Using the Moon’s far side to block Earth’s radio interference, the spacecraft will search for ancient hydrogen signals that could reveal how the first stars formed and how dark matter shaped the early universe.

    Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

    This episode includes AI-generated content.
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    40 分
  • A Rare Brown Dwarf Could Finally Reveal How These Strange Objects Form

    A Rare Brown Dwarf Could Finally Reveal How These Strange Objects Form
    2026/08/31
    NASA’s TESS mission has helped astronomers identify the rare brown dwarf HIP 61637 b, orbiting an aging A-type star. Located in the mysterious “brown dwarf desert,” this object could help scientists determine whether brown dwarfs form more like stars or giant planets.

    Its unusual properties offer new clues about how diverse worlds and stellar objects emerge.

    Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

    This episode includes AI-generated content.
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    46 分
  • NASA’s Roman Telescope Is About to Change How We See the Universe

    NASA’s Roman Telescope Is About to Change How We See the Universe
    2026/08/30
    NASA’s Nancy Grace Roman Space Telescope is about to open a new window on the universe. With a field of view roughly 100 times larger than Hubble’s, Roman will survey enormous regions of space while investigating dark energy, dark matter, galaxy evolution, and thousands of exoplanets.

    Its experimental coronagraph will also test technology for directly imaging distant worlds. Working alongside Hubble and Webb, Roman could uncover unexpected clues about how the cosmos evolved—and potentially challenge our understanding of the universe.

    Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

    This episode includes AI-generated content.
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    41 分