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PODCAST

Cosmos in a Pod

"Cosmos in a Pod" is a captivating and thought-provoking podcast that unravels the mysteries of the universe, science, and humanity in a way that’s accessible, engaging, and awe-inspiring. Designed for curious minds of all ages, each episode dives into fascinating topics across space, science, philosophy, and beyond, offering listeners a cosmic perspective on the world we live in and the vast universe beyond.This podcast brings together expert insights, storytelling, and intriguing questions to

science astronomy

All Episodes

18:55

Cosmic Magnifying Glasses: The Power of Gravitational...

Cosmos in a Pod ·

2024/12/20

In this episode of Cosmos in a Pod, we explore gravitational lensing—a breathtaking cosmic phenomenon where massive objects bend and magnify light, revealing hidden wonders of the universe.Key HighlightsWhat Is Gravitational Lensing?The bending of light by massive objects like galaxies, is predicted by Einstein’s general relativity.Acts as a natural magnifier, uncovering distant and faint cosmic objects.Types of Lensing:Strong Lensing: Creates Einstein rings and multiple images.Weak Lensing: Subtle

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17:02

Small but Mighty: The Role of Dwarf Galaxies in the...

Cosmos in a Pod ·

2024/12/20

In this episode of Cosmos in a Pod, we uncover the fascinating world of dwarf galaxies—small but impactful cosmic structures. These galaxies, often overshadowed by their larger counterparts, play a critical role in the evolution of the universe.Key HighlightsWhat Are Dwarf Galaxies? Tiny galaxies with a few million to a few billion stars, including types like dwarf ellipticals, irregulars, and spheroidals.Formation: Born in the early universe, shaped by dark matter and interactions with larger

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15:55

Quasars: The Cosmic Lighthouses of the Early Universe...

Cosmos in a Pod ·

2024/12/19

Welcome to Cosmos in a Pod! I’m your host, Amitesh, and in today’s episode, we’re unravelling the mysteries of quasars—the brightest and most enigmatic objects in the cosmos. These celestial powerhouses, fueled by supermassive black holes, outshine entire galaxies and illuminate the farthest reaches of the universe.Episode HighlightsWhat is a quasar?Quasars are intensely luminous objects powered by supermassive black holes at the centres of galaxies.Despite their compact size, they emit energy

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21:33

Cosmic Giants: The Role of Supermassive Black Holes...

Cosmos in a Pod ·

2024/12/19

Welcome to Cosmos in a Pod! I’m your host, Amitesh, and today we’re diving into the heart of galaxies—literally. Supermassive black holes, the colossal gravitational engines at the centres of most large galaxies, are more than just cosmic devourers. These mysterious giants shape their galaxies, regulate star formation, and power some of the brightest phenomena in the universe.Episode HighlightsWhat Are Supermassive Black Holes?Definition: Black holes millions to billions of times the mass of the

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13:41

Globular Clusters: Ancient Guardians of the Cosmos |...

Cosmos in a Pod ·

2024/12/19

Welcome to Cosmos in a Pod! I’m your host, Amitesh, and today, we’re unraveling the mysteries of globular clusters, the dense, glittering spheres of stars that orbit galaxies like ancient guardians. These cosmic structures are not only breathtaking but also hold clues to the early universe, the evolution of galaxies, and the life cycles of stars.Episode HighlightsWhat Are Globular Clusters?Definition: Dense, spherical collections of stars bound by gravity, often found in the halos of galaxies.Key

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11:31

Star Clusters: Celestial Families Unveiling the...

Cosmos in a Pod ·

2024/12/19

Welcome to Cosmos in a Pod! I’m Amitesh, your guide to the universe’s wonders. In today’s episode, we’re exploring star clusters, the gravitationally bound families of stars that illuminate the story of our galaxy's past, present, and future. From the youthful open clusters to the ancient globular clusters, these stellar siblings offer unparalleled insights into star formation and galactic evolution.Episode HighlightsWhat Are Star Clusters?Definition: Groups of stars formed from the same molecular

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14:05

Andromeda and the Milky Way: A Collision Course with...

Cosmos in a Pod ·

2024/12/18

Welcome back to Cosmos in a Pod! I’m Amitesh, your guide to the wonders of the universe. Today, we’re diving into the story of the Andromeda Galaxy (M31)—our closest galactic neighbor and the future dance partner of the Milky Way. With its majestic spiral arms and rich history, Andromeda offers a glimpse into the past, present, and future of galactic evolution.Episode HighlightsWhat is the Andromeda Galaxy?Size and Structure:Diameter: 220,000 light-years, making it more than twice the size of the

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13:54

Galactic Oddities: The Giants and Misfits of the...

Cosmos in a Pod ·

2024/12/18

Welcome back to Cosmos in a Pod! I’m Amitesh, your guide through the marvels of the cosmos. In today’s episode, we’re comparing two fascinating yet contrasting types of galaxies—elliptical galaxies, the colossal, smooth giants of the universe, and irregular galaxies, the chaotic cosmic misfits. While spiral galaxies often steal the spotlight, understanding ellipticals and irregulars gives us a deeper glimpse into galactic evolution, collisions, and the universe’s diversity.Episode

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13:54

The Secret Spirals: How Galaxies Like the Milky Way...

Cosmos in a Pod ·

2024/12/18

Welcome back to Cosmos in a Pod! I’m Amitesh, your guide through the wonders of the universe. In today’s episode, we’ll uncover the breathtaking story of spiral galaxies—those graceful, swirling giants that dominate the cosmos. From the elegant arms of our own Milky Way to stunning galaxies like the Whirlpool Galaxy, we’ll explore how these structures form, the forces that shape their spirals, and the incredible role they play in the evolution of the universe.Episode Highlights:What Are Spiral

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13:26

Magnetars: The Universe’s Magnetic Monsters | Cosmos...

Cosmos in a Pod ·

2024/12/17

Welcome to Cosmos in a Pod! I’m Amitesh, your guide to the mysteries of the universe. In today’s episode, we dive into one of the most extreme and powerful objects in the cosmos: magnetars. These stellar beasts possess magnetic fields so strong they can distort atoms and unleash bursts of energy that outshine entire galaxies. From their dramatic formation to their mysterious outbursts, magnetars reveal the universe’s untamed power and push the boundaries of physics.Episode Highlights:What is a

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16:23

Neutron Stars: The Universe’s Cosmic Powerhouses |...

Cosmos in a Pod ·

2024/12/17

Welcome to Cosmos in a Pod! I’m Amitesh, your guide to the universe’s wonders. In this episode, we delve into the extraordinary world of neutron stars—stellar remnants so dense they defy comprehension. These fascinating objects are formed in the fiery aftermath of massive stars and serve as nature’s ultimate laboratories, pushing the boundaries of physics.Episode Highlights:What Are Neutron Stars?Collapsed cores of massive stars that pack a sun’s worth of mass into a city-sized space.Incredibly

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17:40

Cosmic Lighthouses: The Fascinating World of Pulsars...

Cosmos in a Pod ·

2024/12/17

Welcome to Cosmos in a Pod! I’m Amitesh, your guide to the universe’s wonders. In this episode, we explore pulsars—spinning neutron stars that flash beams of electromagnetic radiation across the cosmos. These celestial lighthouses are not only mesmerizing phenomena but also powerful tools for understanding space, time, and the forces that shape the universe.Episode Highlights:What Are Pulsars?Highly magnetized, rotating neutron stars that emit beams of radiation from their magnetic poles.Known for

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11:19

Binary Stars: The Cosmic Dance of Stellar Companions...

Cosmos in a Pod ·

2024/12/16

Welcome to Cosmos in a Pod! I’m Amitesh, your guide to the universe’s wonders. In today’s episode, we’re diving into the captivating world of binary star systems. While our Sun lives a solitary life, most stars are part of a cosmic partnership, orbiting a companion in intricate dances that shape their evolution and create spectacular phenomena.Episode Highlights:What Are Binary Star Systems?Binary stars are pairs of stars gravitationally bound, orbiting a shared centre of mass.Types of binaries

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21:48

Proxima Centauri: A Neighbor Star with Big Secrets |...

Cosmos in a Pod ·

2024/12/16

Welcome to Cosmos in a Pod! I’m Amitesh, your guide to the wonders of the universe. Today, we’re exploring Proxima Centauri, the closest star to Earth and a fascinating red dwarf with a planetary system that holds tantalizing possibilities for habitability and the search for life.Episode Highlights:What is Proxima Centauri?The closest star to Earth, is located 4.24 light-years away in the Alpha Centauri system.A faint red dwarf, just 12% the mass of the Sun and too dim to be seen without a

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22:47

Stellar Diversity: Exploring the Universe's...

Cosmos in a Pod ·

2024/12/16

Welcome to Cosmos in a Pod! I’m Amitesh, your guide to the wonders of the universe. In this episode, we explore the incredible diversity of stars, from long-lived red dwarfs to short-lived supergiants. Stars are the cosmic engines that drive creation and shape galaxies, and each type offers a unique glimpse into the universe’s workings.Episode Highlights:How Stars Are Classified:Spectral Types: O, B, A, F, G, K, M, ordered by temperature and brightness.Size and Luminosity: From tiny red dwarfs to

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13:28

The Cosmic Web: Unraveling the Universe’s Grand...

Cosmos in a Pod ·

2024/12/16

Welcome to Cosmos in a Pod! I’m your host, Amitesh, and today we’re exploring one of the most awe-inspiring discoveries in modern astronomy: the Cosmic Web. This colossal, interconnected structure forms the universe’s scaffolding, linking galaxies and galaxy clusters across billions of light-years. Let’s dive into how the Cosmic Web was formed, what it’s made of, and its role in shaping the cosmos.Episode Highlights:What is the Cosmic Web?The universe’s large-scale structure, composed of

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14:25

The Birth of Darkness: How Black Holes Form and Shape...

Cosmos in a Pod ·

2024/12/16

Welcome to Cosmos in a Pod! I’m your host, Amitesh, and today we’re diving into one of the most fascinating phenomena in the universe: black holes. These cosmic enigmas are born from the deaths of massive stars and play a vital role in shaping the galaxies they inhabit. Let’s explore their formation, the conditions required to create them, and their profound impact on the cosmos.Episode Highlights:What Are Black Holes?Regions of spacetime with gravity so strong that nothing—not even light—can

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13:49

Exploding Stars: How Supernovae Create Planets |...

Cosmos in a Pod ·

2024/12/15

Welcome to Cosmos in a Pod! I’m your host, Amitesh, and in this episode, we’re unravelling the incredible connection between cosmic destruction and planetary creation. Supernovae—massive star explosions—don’t just signal the end of a star’s life; they forge the elements needed for planets like Earth and seed the universe with the building blocks for life.Episode Highlights:What is a Supernova?The explosive death of a star, categorized into:Type Ia Supernovae: White dwarf explosions in binary

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11:53

Forged in Stars: The Stellar Origins of the Elements...

Cosmos in a Pod ·

2024/12/15

Welcome back to Cosmos in a Pod! I’m your host, Amitesh, and in today’s episode, we’re exploring one of the most incredible stories of the cosmos—how the elements that make up everything, including you and me, were created. From hydrogen to gold, every atom has its origins in the life and death of stars.Episode Highlights:The Cosmic Forge: Stellar NucleosynthesisHydrogen fusion in stars like our Sun powers the universe and creates helium.The triple-alpha process in aging stars forges carbon, an

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18:19

The Great Attractor: The Cosmic Force Moving Galaxies...

Cosmos in a Pod ·

2024/12/15

Welcome back to Cosmos in a Pod! I’m your host, Amitesh, and today we’re diving into the mysteries of the Great Attractor—a gravitational anomaly pulling entire galaxies, including our Milky Way, across the universe at astonishing speeds. What is this enigmatic force, and how does it shape the cosmos on a massive scale?Episode Highlights:The Discovery of the Great AttractorAstronomers in the 1970s and 1980s discovered the Milky Way and nearby galaxy clusters moving at 600 km/s relative to the cosmic

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141 results

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