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PODCAST

Unsolved Space Mysteries

Explore the most perplexing phenomena in our universe through the lens of rigorous scientific investigation. Two expert hosts—an observational specialist and theoretical physicist—examine genuine cosmic puzzles that challenge our understanding of physics and astronomy, from mysterious radio bursts to unexplained celestial objects. Each episode dissects one specific space mystery using peer-reviewed research and official scientific observations while maintaining wonder at the vast

science astronomy

All Episodes

00:12:12

The Planet Nine Hypothesis: A Hidden Giant in Our...

Unsolved Space Mysteries ·

2025/10/31

Join us as we delve into the intriguing Planet Nine Hypothesis. Is there a hidden giant lurking in the outskirts of our solar system, exerting its gravitational influence on distant objects? We'll explore the evidence, the theories, and the ongoing search for this elusive celestial body. Could this be the key to understanding the peculiar orbits of trans-Neptunian objects, or is it a wild goose chase in the cosmic wilderness? Tune in as we unravel this captivating space mystery.See Privacy Policy

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00:12:08

The KIC 8462852 Flicker: Alien Megastructure or...

Unsolved Space Mysteries ·

2025/10/24

Join us as we delve into the mystery of KIC 8462852, also known as Tabby's Star. This star has been the subject of intrigue due to its unusual light fluctuations, which some scientists have speculated could be the result of an alien megastructure. We'll explore the various theories surrounding this cosmic enigma, from natural explanations like a swarm of comets to more exotic possibilities like extraterrestrial civilizations. We'll also discuss the implications of these theories for our

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00:11:58

The Bootes Void: The Loneliest Place in the Universe?

Unsolved Space Mysteries ·

2025/10/17

In this episode, we delve into the mystery of the Bootes Void, an enormous region of space that is eerily empty. Why is it so devoid of galaxies? Could it be home to unseen physics or hidden celestial bodies? Join us as we explore the theories and implications of this cosmic conundrum, challenging our understanding of the universe's structure and distribution of matter.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at

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00:11:56

The Black Hole Information Paradox: A Quantum Quandary

Unsolved Space Mysteries ·

2025/10/10

Dive into the depths of one of the most intriguing enigmas in modern physics: The Black Hole Information Paradox. This episode explores the paradox that arises from the combination of quantum mechanics and general relativity in the context of black holes. How can information seemingly disappear when it crosses a black hole's event horizon, contradicting the principles of quantum mechanics? Join our hosts as they unravel this cosmic conundrum, discuss the potential solutions proposed by scientists,

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00:11:50

The Missing Baryons Problem: The Universe's Lost Matter

Unsolved Space Mysteries ·

2025/10/03

Dive into one of the universe's most baffling conundrums: the Missing Baryons Problem. Despite our advanced technology and understanding of the cosmos, nearly half of the universe's baryonic (normal) matter remains unaccounted for. Join our hosts as they delve into the theories and ongoing research attempting to locate these elusive particles, discussing the implications for our understanding of the universe's structure and evolution.See Privacy Policy at https://art19.com/privacy and California

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00:12:14

The Galactic Ridge X-Ray Mystery: A Hidden Structure...

Unsolved Space Mysteries ·

2025/09/26

Join us as we delve into one of the most intriguing enigmas of our galaxy: The Galactic Ridge X-Ray Mystery. This episode will explore the puzzling high-energy X-ray glow emanating from the central regions of the Milky Way, a phenomenon that has baffled scientists since its discovery. We'll discuss the various theories proposed to explain this cosmic conundrum, from a multitude of unseen white dwarf stars to dark matter annihilation. Tune in as we unravel the secrets of our own galactic

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00:12:38

The Fermi Paradox: Where Are All The Aliens?

Unsolved Space Mysteries ·

2025/09/19

In a universe teeming with billions of galaxies, each filled with billions of stars, where are all the extraterrestrial civilizations? Join us as we delve into the Fermi Paradox, a cosmic conundrum that questions the apparent contradiction between high estimates of potential extraterrestrial civilizations and the lack of evidence or contact with such civilizations. We'll explore various solutions proposed by scientists, from the possibility of self-destruction of intelligent life to the idea of a

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00:15:03

The Hubble Tension: A Universe Expanding Too Fast?

Unsolved Space Mysteries ·

2025/09/12

Join us as we delve into the Hubble Tension, one of the most hotly debated topics in cosmology today. Is the universe expanding faster than our current understanding of physics predicts? We'll explore the conflicting measurements of the Hubble constant, the implications for our understanding of the universe, and the potential new physics that could resolve this cosmic conundrum.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at

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00:13:12

The Wow! Signal: Extraterrestrial Communication or...

Unsolved Space Mysteries ·

2025/09/05

In this episode, we delve into the enigma of the Wow! Signal—an intense radio signal detected in 1977 that has never been observed again. Was it a message from an advanced extraterrestrial civilization, or just a cosmic coincidence? Join us as we explore the theories, controversies, and ongoing research surrounding this enduring space mystery.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

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00:10:36

The Great Attractor: A Cosmic Enigma Beyond Our Reach

Unsolved Space Mysteries ·

2025/08/29

Venture with us into the depths of the universe as we explore the Great Attractor—a gravitational anomaly in intergalactic space that's pulling galaxies, including our own, towards it. Despite being obscured by the Zone of Avoidance, this phenomenon continues to baffle scientists. Join us as we delve into the theories, observations, and scientific implications of this cosmic mystery. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at

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00:14:38

The Cosmic Microwave Background: Echoes of the Big...

Unsolved Space Mysteries ·

2025/08/22

Join us as we delve into the enigma of the Cosmic Microwave Background (CMB). This faint radiation left over from the Big Bang has been a cornerstone of cosmology, but it also holds anomalies that challenge our understanding of the universe. We'll explore the intriguing Cold Spot and Axis of Evil, and discuss if these are mere statistical flukes, signs of exotic physics, or evidence of a pre-Big Bang universe.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at

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00:13:59

The Dark Matter Dilemma: Unseen Universe or Faulty...

Unsolved Space Mysteries ·

2025/08/16

In this episode, we delve into one of the most baffling mysteries of the cosmos: Dark Matter. This elusive substance, which neither emits nor absorbs light, is believed to make up about 85% of the universe's mass, yet we've never directly detected it. Join us as we explore the evidence for dark matter's existence, the ongoing efforts to observe it, and the intriguing theories that challenge its very existence. We'll navigate this cosmic conundrum with the same scientific rigor and sense of wonder

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00:09:34

ʻOumuamua: The Interstellar Interloper That Changed...

Unsolved Space Mysteries ·

2025/05/26

We examine the first confirmed interstellar object detected passing through our solar system, 1I/ʻOumuamua, whose peculiar acceleration and unusual physical properties sparked intense scientific debate. Our hosts analyze the detailed observational data from multiple telescopes that revealed its bizarre cigar-like shape and unexpected acceleration away from the Sun. We explore the competing theories about its composition—from hydrogen ice to ultra-thin structures—and discuss how this single object

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00:11:29

The Tabby's Star Enigma: A Stellar Dimming Mystery

Unsolved Space Mysteries ·

2025/05/19

Our hosts investigate KIC 8462852, also known as Tabby's Star, whose unprecedented irregular dimming patterns have defied conventional astronomical explanations. We examine the Kepler Space Telescope data showing light fluctuations of up to 22%, far exceeding what's typically observed during planetary transits. The discussion covers the comprehensive analysis of historical astronomical plates, modern multi-wavelength observations, and the various proposed explanations—from comet swarms to stellar

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00:12:23

Fast Radio Bursts: Cosmic Morse Code or Natural...

Unsolved Space Mysteries ·

2025/05/12

We delve into the enigmatic world of Fast Radio Bursts (FRBs), millisecond-long radio pulses from deep space that pack more energy than our Sun emits in decades. The hosts analyze the groundbreaking discovery of FRB 121102, the first repeating fast radio burst, and examine how its detection transformed our research approaches. Through detailed discussion of radio telescope data, signal patterns, and host galaxy characteristics, we explore competing theories including magnetar flares, neutron star

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00:13:00

The Perplexing Pioneer Anomaly: When Spacecraft Defy...

Unsolved Space Mysteries ·

2025/05/05

In this episode, we investigate the mysterious deceleration observed in the Pioneer 10 and 11 spacecraft that challenged our understanding of deep space navigation. Our hosts examine the precise tracking data that revealed an unexplained sunward acceleration of approximately 8.74 × 10−10 m/s², which couldn't be explained by known gravitational forces or spacecraft systems. We explore the decades-long investigation involving multiple research teams, the proposed theoretical explanations ranging from

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16 results

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