- Origin of the universe. From ancient mythologies to modern scientific theories, the origin of everything—space, time, matter, and energy—has been a subject of deep curiosity. Intro The origins of the universe is a profound topic, attracting attention from scientists and philosophers alike. Research in cosmology involves astronomy, but also gravitational physics, particle physics, and challenging questions about the interpretation of phenomena we can’t see Humans have pondered the beginning of the universe since the evolution of our species. In light of these components-Scriptural testimony, historical reliability, scientific reasoning, and philosophical coherence-belief in an intentional act of creation “from nothing” emerges as a consistent and comprehensive explanation for the origin of the universe and life. What's the history of the universe? Follow us on a journey that starts with the Big Bang. Called the Hubble Ultra Deep Field, this galaxy-studded view represents a "deep" core sample of the universe, Dec 22, 2023 · Origin Of The Universe: Different Theories The search for the origin of the Universe has been ongoing since the first humans attempted to explain the mysteries of the night sky and the world they inhabit. What does science say about the origin of the universe? Scientific evidence points to an origin sometime between 10 and 20 billion years ago. The centerpiece is an evolutionary timeline that takes viewers from 10 -43 seconds, when the now-visible Feb 21, 2022 · Cosmology is a branch of astronomy that involves the origin and evolution of the universe, from the Big Bang to today and on into the future. If the universe was essentially unchanging in time, as was generally assumed before the 1920s, there would be no reason that time should not be defined arbitrarily far back. Oct 1, 1994 · Some 15 billion years ago the universe emerged from a hot, dense sea of matter and energy. Undoubtedly, every piece of evidence and data collected over the years by cosmologists points toward the possibility that it all might have started with a ‘big bang. The idea of an expanding universe By the end of this chapter, students should be able to: Explain the formation of the universe and how we observe it. The Big Bang Theory is when our universe started. So, how did it all start? Was it Jan 6, 2022 · In the first moments after the Big Bang, the Universe was a hot soup of particles where space and time was still to properly emerge (Credit: Science History Images/Alamy) But how did these Apr 9, 2025 · Origin of Universe: The story of how our universe began starts with a big event called the Big Bang theory. This is the story of creation, as told by science. ” In this model, the universe existed in a prior contracting phase before rebounding into the expanding universe we know today. For nearly 400,000 years, the entire cosmos was opaque, which means we have no direct observations of anything that happened during that time. The advances Jan 29, 2025 · The Big Bang Theory stands as the most widely accepted explanation for the origin of the universe. Big-Bang Theory Timeline of the expansion of the Universe The mysterious details of events before and during the universe’s origin are subject to great scientific debate. From ancient myths to modern science, we’ve sought to answer the profound question: how did everything begin? While our ancestors looked to the stars with awe and wonder, today’s scientists rely on data, advanced models, and groundbreaking discoveries to unravel the mysteries of the cosmos. 8 billion years since its origin? And how will it end? These are the questions addressed by cosmology, the study of the universe as a whole. According to NASA, the definition of cosmology is "the Intro The origins of the universe is a profound area of scientific inquiry. Time is part of the universe and so it didn’t exist. But it’s also an invitation to keep asking questions. Key among these is the Big Bang theory. Origin Of The Universe Origin of the Universe - What's the Latest Theory? When it comes to the origin of the universe, the "Big Bang Theory" and its related Inflation Universe Theories (IUTs) are today's dominant scientific conjectures. In cosmology, the initial state would be the origin of the universe. Since the early 20th century, the field of cosmology establishes that space and time emerged together at the Big Bang 13. 13. The entire history of the universe, one trillionth of a second at a time. According to the Big Bang theory, everything began from a tiny and super hot point. May 24, 2023 · The most widely accepted explanation for the history of the universe has it beginning with a big bang, followed by a period of rapid expansion known as cosmic inflation. Nonetheless, there are theories that claim to explain the ultimate origin or “creation” of the universe. Apr 20, 2025 · The Big Bang Theory stands as one of the most significant scientific concepts in the history of humanity. How did it all begin? This question has driven scientific inquiry for centuries, leading to competing theories that attempt to explain the origin of everything we observe. Time, too, began with the big bang. The chart is filled with information covering a broad range of cosmological topics, including the Big Bang and the accelerating universe. This image, released in 1996, is a composite long-exposure picture of one of Apr 16, 2024 · How did the Universe we know come into existence? And how do we explain its origin? These are some of the questions cosmologists and physicists have been trying to unravel for decades. The currently accepted cosmological model is the big bang. “If the Big Bang was a uniform expansion of space, why did galaxies form?” — Asks Oleh Havryliuk. But what caused this explosion in the first place is still a mystery. Stars roughly equivalent to the mass of our sun (or lighter) can produce elements above helium after turning into a red giant. Creation speaks volumes about Him, revealing His majesty and the careful thought that went into every detail of our existence. Sep 29, 2025 · From the Big Bang to a prior period of cosmic inflation, our cosmic origins are clearer than ever. Life had begun. The prevailing idea about how the universe was created is called the big-bang theory. The Big Bang: Origins of our Universe The Big Bang is the best-supported scientific theory for how the universe was created. Like most physical models, Big Bang models describe changes of state. Describe the characteristics of the giant planets Sep 12, 2025 · The James Webb Space Telescope has found a lonely black hole in the early universe that’s as heavy as 50 million suns. Apr 4, 2025 · Make your way through questions of the origin and evolution of the universe: from the Big Bang through cosmic expansion, galaxies, stars, and into the mystic realms of dark matter and dark energy. From the Big Mar 27, 2013 · Can science ever explain the origin of the Universe? Commentator Marcelo Gleiser suggests caution and humility as scientists face this very difficult question. The character of the universe changes. Most astronomers use the Big Bang theory to explain how the universe began. Even after the universe became transparent, it was still a long time before the first stars and galaxies formed, leaving us with limited Dec 7, 2022 · Animation of the early universe and its expansion. 8 billion years ago when the universe began as a tiny, dense, fireball that exploded. In this The History and Fate of the Universe chart illustrates what is now known about cosmology, dark matter, dark energy, and the fate of the universe. . Jan 2, 2025 · The universe’s formation is one of the most profound topics in science, offering insights into the origins of space, time, matter, and energy. Few physical models are designed to determine initial conditions: initial states are given by experimental measurements or by hypothesis. Any so-called beginning of the universe would be artificial, in the sense that one could extend the history back to earlier times. Created and narrated by David Kelly. Over time, various theories have emerged, each offering a different Sep 23, 2025 · Astronomy - Cosmology, Universe, Stars: Cosmology is the scientific study of the universe as a unified whole, from its earliest moments through its evolution to its ultimate fate. Jul 1, 2019 · There are many theories of the origin of the universe. 8 billion years ago in an extremely hot, dense state and has been expanding and cooling ever since. Intro The origin of the universe is a topic that has fascinated humanity for centuries. Neil deGrasse Tyson explains how the universe came to be. The uniformity of the universe, known as Explore the complete timeline of the universe, from the Big Bang to the far future heat death, including major cosmic events and scientific predictions. Yet these 5 big mysteries still remain. Some of the best minds in history - both philosophers and scientists - have applied themselves to an understanding of just what the universe is and where it came from, suggesting in the process a bewildering variety of theories and Apr 15, 2025 · The long history of Earth, and of life on Earth, was something that humans began to discover long before we began to understand the Universe: back in the 1800s. Since ancient cultures attempted to understand their surroundings, exploration of the universe's beginning has fascinated humankind. In this picture, the expansion of the universe started in an intense explosion 13. Different particles interact during each major stage in the expansion; as the universe expands the density falls and some particle interactions cease to be important. Describe how the objects in our Solar System are identified, explored, and characterized. The Big Bang theory is the prevailing theory that describes the origin and evolution of the Universe. Understanding how everything began is not just an academic exercise; it shapes our comprehension of existence. According to these interrelated notions, the universe was created between 13 and 20 billion years ago from the random, cosmic explosion (or expansion) of a Feb 4, 2023 · There's a lot that astronomers still don't fully understand about the history of the Universe, but telescopes like Webb can help to unravel these mysteries. What is the universe made of? The universe contains all the energy and matter there is. Explore the cosmic inflation, nucleosynthesis, recombination, dark ages, first stars, reionization, and dark energy. Cosmology is the study of the origin and evolution of the universe. In this primordial fireball, the temperature exceeded May 3, 2022 · How old is the universe, and is it expanding? Our best understanding of the history of the universe comes from the Big Bang theory. Mar 5, 2025 · Bible Verses About the Origin of the Universe The Power of Creation In our exploration of the bible verses about the origin of the universe, we should reflect on the immense power of God’s creative force. Everything that ever existed was contained The multiverse arises in inflation, from the same quantum mechanical effect, that leads to the irregularities in the early universe, seen in the microwave background. Jul 26, 2025 · Life: The Universe Wakes Up The origin of life on Earth remains one of science’s most tantalizing mysteries. Apr 30, 2018 · This incredible (and incredibly long) infographic from 2015 just keeps going and going and going. I also run History of Feb 21, 2024 · “Who am I? Where did I come from? Where am I going?” From ordinary people to famous philosophers, everyone has wrestled with questions of origin. 020 billion years ago [10] and that the universe has been expanding since then. Credit: NASA's Goddard Space Flight Center Conceptual Image Lab The universe appears to have an infinite number of galaxies and solar systems and our solar system occupies a small section of this vast entirety. Learn about the timeline of the Dec 20, 2022 · Explore the history of the universe through NASA's infographic, showcasing its origin and evolution. Some of these ideas are based on spiritual aspects while some are mind-bending, just as some ideas of our universe. Though the Big Bang theory cannot describe what the conditions were at the very beginning of the universe, it can help physicists describe the earliest moments after the start of the expansion. This theory posits that the universe started as a singularity May 28, 2024 · Explore the Big Bang Theory, the universe's origins, its evolution, and the evidence supporting it, from cosmic microwave background radiation to galactic distributions. It offers a captivating, albeit humbling, narrative about the origins of everything we know—our universe, time, space, galaxies, stars, planets, and even life itself. As the cosmos expanded and cooled, it spawned galaxies, stars, planets and life Oct 19, 2023 · The elements that make up life and everything around us were once part of a star. Today it is known that Earth is only a small ball of rock in a space of unimaginable vastness From the iconic Hubble Space Telescope’s groundbreaking science to the future discoveries awaiting us with the James Webb Space Telescope and more to come, Cosmic Origin's facilities help us in our search for answers to the biggest questions about our universe and its origins. Today, the inquiry is framed within sophisticated scientific models. 8 billion years, beginning from a singular explosive event known as the Big Bang to the complex and structured cosmos we observe today. 8 billion years ago. But the finer details about the Big Bang remain a mystery. In modern science, cosmology is divided into two branches. 4K The origin of the universe is certainly among the most intriguing topics in all of science. Discover the mysteries of our cosmic beginnings. Moreover, the rate of the Wow! This breakthrough idea later became known as the Big Bang! The Big Bang was the moment 13. Since those first attempts of explanation, there has been an ongoing battle of debate between different scientific theories, trying to determine the true origin of the Universe. It shows the main events that occurred between the initial phase of the cosmos -- where its properties were almost uniform and punctuated only by tiny fluctuations -- to the rich variety of cosmic structure that we observe today, ranging from stars and planets By the end of this chapter, students should be able to: Explain the formation of the universe and how we observe it. Describe how the objects in our solar system are identified, explored, and characterized. Feb 28, 2024 · The origin, evolution, and nature of the universe have fascinated and confounded humankind for centuries. Thus, it might be that the universe was created last year, but with all the memories and Jan 12, 2023 · What we learned about the birth of stars during the universe's 'cosmic noon' from the James Webb telescope's new dazzling image. Explore how the universe was created and how the universe was formed. Modern cosmology offers compelling explanations based on observational evidence and mathematical models Jun 4, 2024 · The history of the universe is a fascinating journey that spans approximately 13. When trying to find answers for the origins Apr 29, 2025 · Cosmic Origins In order to understand how the universe has changed from its initial simple state following the Big Bang into the magnificent universe we see as we look at the night sky, we must understand how stars, galaxies and planets are formed over time. I also run History of In this interactive time line, explore our universe through time, from the early inflationary period that led to the birth of stars and galaxies, to the final death throes of the Milky Way and the Cosmological Theories Through History "Cosmos" is just another word for universe, and "cosmology" is the study of the origin, evolution and fate of the universe. Which makes sense, because we're talking about the entire lifespan of the Universe, from the moment of the Big Bang to the 'heat death' of everything we know and love. 1: Origin of the Universe The mysterious details of events prior to and during the origin of the universe are subject to great scientific debate. How were the first stars and galaxies created? How did they influence subsequent galaxy, star, and planet formation? How did the creation of the universe lead to our existence? With the current fleet of Astrophysics missions, researchers are able to study the first stars and galaxies forming The origin of the universe is defined as the beginning of all matter, energy, space, and time, which is best described by the Big Bang theory, positing that the universe emerged approximately 13. The Big Bang theory says that the universe has developed by expanding from a hot May 1, 2024 · From this point on, the Universe always expands, cools, and gravitates, and all sorts of events in the evolutionary history of our Universe occur. 8 billion years ago, and in its early years, it looked completely different than it does now. May 4, 2025 · From ancient mythologies to cutting-edge physics, people have tried to explain the origin of the universe. Nov 21, 2023 · Understand the Big Bang theory in science. Space itself expanded from a single point to the enormous cosmos as the universe expanded over time. From the earliest myths of creation whispered around firelight to the equations of modern physics scribbled on chalkboards, we have always asked: Where did everything come from? Oct 22, 2024 · Learn how the universe evolved from the big bang to the present day, based on current theories and observations. Dec 20, 2024 · The origins of the universe have intrigued humanity for millennia. Understand the origin of our Solar System. The universe began 13. See full list on nationalgeographic. 8 billion-year history, with the Big Bang at the left and the present day at the right. It is considered to be our best theory of cosmology because it explains most experimental observations. New ideas and major discoveries made during the 20th century transformed cosmology – the term for the way we conceptualize and study the universe – although much remains unknown. Oct 2, 2025 · The most widely accepted explanation for the origin of the universe is the big-bang theory, which proposes that the universe began approximately 13. Mar 9, 2004 · Galaxies, galaxies everywhere - as far as NASA's Hubble Space Telescope can see. The origins of the universe and solar system set the context for conceptualizing the Earth’s origin and early history. Oct 2, 2025 · universe, the whole cosmic system of matter and energy of which Earth, and therefore the human race, is a part. May 14, 2024 · Origin of the universe: This article explores various theories about how the universe got started and how it will end. Space didn’t exist. AI generated definition based on: Introduction to Mineralogy and Petrology (Second Edition), 2020 Cosmology is the study of the origin, development, structure, history, and future of the entire universe. 21 Formative Assessment: Timeline of the Universe This timeline shows the key events in the formation of the universe. A major discovery, the object confounds theories of the young cosmos. This article seeks to demystify these theories and Oct 31, 2024 · In a tiny fraction of a second, the observable universe grew by the equivalent of a bacterium expanding to the size of the Milky Way. Save 40% when you subscribe to BBC Science Focus Magazine! Oct 7, 2024 · Explore the captivating main theories on the universes origin; Big Bang, Oscillating Model, and more. Observational cosmology studies the universe using telescopes and other equipment to examine the direct evidence of the universe’s development and structure. It grapples with questions that touch every aspect of existence. Each star in the sky, every leaf on the ground, and the very Apr 29, 2025 · How did we get here? There are many questions associated with the creation and evolution of the cosmos. In fact, these two elements make up 98% of the visible matter in the universe Jan 10, 2020 · How was the universe born? The best idea with the most observational support is the Big Bang theory, which astronomers are working to understand. As shown by the The Universe is a hologram: Stephen Hawking's final theory, explained by his closest collaborator On the sixth anniversary of Stephen Hawking's death, close friend and colleague Thomas Hertog unpacks the trailblazing physicist's thoughts on the Big Bang's origins. Explain what influences the temperature of a planet’s What is the universe made of? How did it begin? How has it evolved over the 13. Sep 22, 2024 · Questions About the Origin of the Universe Our readers often ask about the origin of the universe and everything in it. A history of everything would explain all, or so theoretical physicists hoped. Each event is explained in more detail in this chapter. There are many theories attempting to uncover this mystery. According to this theory, the universe began as an infinitely small, hot, and dense point, which The universe appears to have an infinite number of galaxies and solar systems and our solar system occupies a small section of this vast entirety. This is because if one traces the universe’s history backwards in time, deep into the phase of inflation, one can encounter a regime of eternal inflation. The early universe was extraordinarily hot and extremely dense. A closer look: what are the theories of the universe? Oct 29, 2024 · The universe didn’t exist. I am also behind History of Humankind and Voices of the Past. But at some point—perhaps in a warm pond, a deep-sea vent, or a clay-rich coastline—simple molecules assembled into something that could replicate, metabolize, evolve. The Big Bang theory is universally accepted by those who do research on the development of the universe, galaxies, and stars as the cause of the origin of the universe. A depiction of the universe's 13. NASA’s SPHEREx Takes First Images, Preps to Study Millions of Galaxies The Big Bang is a physical theory that describes how the universe expanded from an initial state of high density and temperature. ’ But what if there is more? Mar 17, 2025 · Applied to cosmology, this theory leads to loop quantum cosmology, where the universe doesn’t begin with a Big Bang but rather a “Big Bounce. The most widely accepted explanation is the 6 days ago · Big-bang model, widely held theory of the evolution of the universe. 19. 7 billion years ago there was nothing and nowhere. Figure \ (\PageIndex {1}\): The Hubble Deep Field. ly/BBCEarthSub #BBCEarthWatch more: Planet Earth http://bit. It is considered a valid Mar 20, 2025 · The Big Bang Theory is the most comprehensive, evidence-based explanation for the origin of our universe. All the way to the formation of stars, galaxies and eventually us. Subscribe: http://bit. In fact, every culture, every religion, and every worldview has attempted to answer questions of origin. Learn more about the big-bang model in this article. But what is the Big Bang Theory? Does it explain the exact nature of our universe? Jul 24, 2025 · Most cosmologists agree that our universe had a beginning. Mar 2, 2006 · A Scientific and Quranic explanation about the creation of the universe. Jan 8, 2014 · This illustration summarizes the almost 14-billion-year-long history of our universe. Its essential feature is the emergence of the universe from a state of extremely high temperature and density—the so-called big bang that occurred 13. This view of nearly 10,000 galaxies is the deepest visible-light image of the cosmos. Mar 7, 2017 · Origin Of The Universe | Educational Video for Kids Happy Learning English 444K subscribers 1. ly/PlanetEarthPlaylist B Apr 18, 2012 · Compared with these mind-stretching ideas about the origin of our universe and the potential structure of the multiverse, the debate between atheists and creationists about how, or if, the Helge Kragh* Abstract: From a modern perspective cosmology is a historical science in so far that it deals with the development of the universe since its origin some 14 billion years ago. “How did it all (the universe, that is) begin—and why, and who (if anyone) was behind it?” — Wonders Liudmyla Kruhlyk. Describe the types of bodies in our Solar System, their locations, and how they formed. In his final years, Stephen Hawking working with Thomas Hertog proposed a striking idea: The laws of physics were not precisely determined before the Big Bang; they evolved as the universe evolved Oct 27, 2023 · The universe, with its vast expanse of galaxies, stars, and cosmic phenomena, has always captivated human imagination. This theory fundamentally changed how we understand the cosmos and our place within it. As we progress in our understanding, contemporary scientific inquiry looks deeply into how the universe may have come from a state of nothingness. He explains the big bang theory and the Feb 14, 2025 · The question of how the universe began is one of the most profound and captivating mysteries that has intrigued scientists, philosophers, and thinkers for centuries. Researchers seek indirect ways to study the first instants of cosmic history, which are hidden from us. Today, the most widely accepted scientific explanation is the Big Bang Theory. Describe the types of small bodies in our solar system, their locations, and how they formed. The universe appears to have an infinite number of galaxies and solar systems and our solar system occupies a small section of this vast entirety. 8 billion years ago from an infinitely dense and hot point that subsequently exploded and expanded. A Big Bang model for the dynamics of the universe is widely agreed among cosmologists. Humanity has traveled a long road since societies imagined Earth, the Sun, and the Moon as the main objects of creation, with the rest of the universe being formed almost as an afterthought. The current accepted model of the history of the universe is based on the concept of the Big Bang: the universe started hot and dense then expanded and cooled. That changed dramatically in the 20th century. com Aug 31, 2025 · Few questions grip the human imagination as powerfully as the origin and destiny of the universe. In this article, we’ll focus on the basics of cosmology to explore the two theories that explain how our universe–and the solar system–formed billions of years ago. 787±0. May 21, 2013 · The universe is big in both space and time and, for much of humankind's history, was beyond the reach of our instruments and our minds. Physicists had assumed that matter in the universe would slow its rate of expansion; gravity would eventually cause the universe to fall back on its centre. Understanding the universe’s history not only satisfies human curiosity but also provides critical insights into the fundamental laws governing space, time, matter, and energy Oct 21, 2011 · This 8-part series of articles, videos, pictures and infographcs explains what we know about the origin and evolution of the universe, it’s history and future. Understand the origin of our solar system. Various cosmological models based on the Big Bang concept explain a broad range of phenomena, [1][2][3] including the abundance of light elements, the cosmic microwave background (CMB) radiation, and large-scale structure. How old is the universe, and how did it begin? Throughout history, countless myths and scientific theories have tried to explain the universe's origins. The origin itself may not be subject to scientific analysis and explanation. The universe is comprised of mostly hydrogen and helium. prlwyn ph9qoi ffov of1s z3ooh se1gl jcf05wz sj a8bb25cj9c g4jnhi