PodcastsAstronomySEA: Space Exploration & Astronomy

SEA: Space Exploration & Astronomy

SEA
SEA: Space Exploration & Astronomy
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39 episodes

  • SEA: Space Exploration & Astronomy

    The Sound of Space

    12/07/2026 | 34 mins.
    What is the Sound of Space? The idea that it is a silent vacuum, completely devoid of any noise, is somewhat a misconception. And though sound as humans hear it can't travel in space, there are several way in which we can extract the anthems of the cosmos. And in this video, we'll be doing just that, as we embark on a journey of Sound in Space.

    SOUNDTRACK:
    - Uranus Sounds: https://youtu.be/yXfJG1gs3b4?si=zbgOABUBuLOtufgO
    - The Neptune Sounds: https://youtu.be/rwnpXll_A_E?si=sxZqKfccykjGixWZ
    - Jupiter Sounds (So Strange): https://youtu.be/e3fqE01YYWs?si=hIYAcZF1U7mRMMpY
    - Saturn: https://youtu.be/eVfkW9oxhIk?si=1w8tIgRNir342LvF

    - "Carpe Diem" - CO.AG Music: https://youtu.be/iuMBV3j55-I?si=gGwaRE5Hsgxm40rU
    - "Scrooge Ice Mix" - CO.AG Music: https://youtu.be/C9jFL_6raL8?si=kKR-3t6i46kGJF7d
    CO.AG's Channel: https://www.youtube.com/@co.agmusic

    - "Does it Exist or Do I Have to Create It" - Chris Zabriskie (Creative Commons Licence 4.0)
    Link: https://chriszabriskie.bandcamp.com/track/does-it-exist-or-do-i-have-to-create-it
    Artist: https://www.chriszabriskie.com/

    CHAPTERS:
    00:00: A Journey of Sound
    01:17: Sound in Science
    06:14: Whistler-Mode Waves
    08:51: Sound of the Sun
    11:25: Sounds from Terrestrial Planets
    14:38: Sounds from Giant Worlds
    17:48: Voyager Sounds from Deep Space
    19:36: Pulsars
    21:54: Gravity Waves
    25:06: Sonifications of Visual Data
    31:52: The True "Sound" of the Universe
  • SEA: Space Exploration & Astronomy

    Do We Live in a Multiverse?

    05/07/2026 | 34 mins.
    Are we living in a multiverse? If so, where are all the other universes? Scientists and philosophers have pondered these questions for centuries, as they contemplated the possibility of parallel universes. The multiverse theory is not often discussed by cosmologists, due to its speculative and untestable nature. However, there are myriad different interpretations depicting how a multiverse might manifest, some of which we may be detectable within our own universe. So buckle up, because in this video we will be leaving the galaxy entirely, as we take on the biggest question of them all- the question of whether our universe is the only one.

    SOUNDTRACK (In Order):
    1. Cold Aegean Waters | Humans Win
    2. Meditative Bliss | Humans Win
    3. Wholesome Waves | Humans Win
    4. Blue Aukai | Humans Win
    5. Zen Garden Whispers | Humans Win
    6. Mindfulness Focus Meditation Podcast | Music Media Group
    7. Calming Ombre | Humans Win
    8. Shadows and Dust (Scott Buckley)

    The track by Scott Buckley was provided via a Creative Commons Attribution licence, which allows reuse where credit is given. Scott Buckley's website and library can be found at the following link: https://www.scottbuckley.com.au

    CHAPTERS:
    00:00: The Biggest Question of Them All
    03:08: Infinite Cosmos (Level 1 Multiverse)
    06:53: Cosmic Inflation
    10:09: Post-Inflationary Bubbles (Level 2)
    12:46: Cyclical Multiverse (Level 2)
    16:45: Fecund Multiverse (Level 2)
    20:27: String Theory Landscape (Level 2)
    24:15: Quantum Theory
    26:52: Quantum Multiverse (Level 3)
    29:17: Mathematical Multiverse (Level 4)
    31:24: Simulated Reality (Level 4)
  • SEA: Space Exploration & Astronomy

    The Insane Science of Neutron Stars

    28/06/2026 | 39 mins.
    In the late 1960s, a series of anomalous, repeating radio sources began cropping up all over the Milky Way galaxy, and though initially speculated to be messages from aliens, we soon learned that they are Pulsars, a rapidly rotating neutron star emitting high volumes of radiation. In this video, we will revisit these extreme, dense objects, as the final gateway faced by matter before it collapses into a black hole. This is the insane science of neutron stars.

    SOUNDTRACK:
    - Jokulls Loom (Storyblocks)
    - Be Here Now (Storyblocks)
    - Serenity (Storyblocks)
    - Falling Through a Dream (Storyblocks)
    - Sleep for Wellness (Storyblocks)
    - Peaceful Background Pad (Storyblocks)
    - Halloween in a Haunted House (Storyblocks)
    - Underworld (Storyblocks)
    - Dramatic Ambient Cinematic Music (Storyblocks)
    - Monomyth, The Fall (Scott Buckley): https://www.scottbuckley.com.au/library/the-fall/
    - Ambient Water (Storyblocks)
    - The Natural Ambient (Storyblocks)
    The track by Scott Buckley was provided via a Creative Commons Attribution licence, which allows reuse where credit is given. Scott Buckley's website and library can be found at the following link: https://www.scottbuckley.com.au

    CHAPTERS:
    00:00: The Crab Nebula
    01:55: How is a Neutron Star Formed?
    07:24: Radio Pulsars
    11:18: X-Ray Binary Pulsars
    13:24: Millisecond Pulsars
    16:51: Magnetars
    20:42: Starquakes
    23:49: When Neutron Stars Collide
    29:09: Quark Stars
    32:23: Strange Stars
    36:03: Thorne-Zytkow Objects
  • SEA: Space Exploration & Astronomy

    Collisions of the Early Solar System

    21/06/2026 | 34 mins.
    How did Earth get its moon? Why is Mercury so close to the sun? Why does Uranus orbit on its side? The answers to all of these questions are the many collisions that ravaged the early Solar System. Each of our neighbouring worlds bears scars which echo their violent past, from the many craters of the moon's battered surface, to the sideways rings of the planet Uranus. And in this video, we will examine a number of the most significant collisions, which each played a pivotal role in building up the Solar System as we know it today.

    SOUNDTRACK:
    - The Ghost of Aberbeeg | CO.AG Music
    - Edge of Silence, Ambient Sounds 06 | CO.AG Music
    - Balefire | Scott Buckley Creative Commons Music
    - Short Song 011023 | Chris Zabriskie Creative Commons Music
    - Short Song 020823 | Chris Zabriskie Creative Commons Music
    - Speak to Me | CO.AG Music
    CO.AG Music: https://www.youtube.com/@co.agmusic1823
    Scott Buckley Music: https://www.scottbuckley.com.au
    Chris Zabriskie Music: https://chriszabriskie.bandcamp.com

    CHAPTERS:
    00:00: Introduction
    01:37: The Terrestrial Planets
    03:33: Collision that Formed the Moon
    06:07: Giant Impact Hypothesis
    09:42: What Happened to Mercury?
    13:37: Late Heavy Bombardment
    16:45: What Rammed into Uranus?
    20:32: The Dwarf Planet
    23:43: Pluto & Charon's Moons
    27:25: Sputnik Planitia
    32:58: Closing
  • SEA: Space Exploration & Astronomy

    A Glimpse of the Sun

    14/06/2026 | 35 mins.
    The Sun... both the giver of life, and destroyer of worlds. Host of the eight planets, and incubator of Earth with its light and heat. Yet in spite of its brilliance, the true nature of the sun's power remains shrouded in mystery, with scientists unable to explain many of the processes playing out in its atmosphere. But in 2024, NASA will attain their closest glimpse of the sun so far, as they come just five million miles from its surface, diving into the stellar Nether Zone, to "touch" the sun itself.

    BACKGROUND TRACK:
    "Christmas Ambience" by CO.AG Music
    Song: https://youtu.be/e23_O1koRiA?si=5gebdLo6tpmIQpY3
    Artist: https://www.youtube.com/channel/UCcavSftXHgxLBWwLDm_bNvA

    CHAPTERS:
    00:00: Welcome...
    01:45: Anatomy of the Sun
    05:03: The Coronal Mystery
    08:21: Space Weather & the Solar Cycle
    11:59: Geomagnetic Storms
    15:31: The Carrington Event
    18:38: A Geomagnetic Storm in 2024?
    22:20: Missions to Study Space Weather
    25:02: The Parker Solar Probe
    30:28: Parker's 2024 Mission
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About SEA: Space Exploration & Astronomy
I make chilled-out "info-tainment" videos on all-things space related, from the moment of the Big Bang to the end of the universe itself- and everything in between. No AI, written, recorded and produced by a real human. New episodes every Sunday!
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