Cosmology Forum

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Join in expert discussion on topics revolving around cosmology. Cosmology is the origin, evolution, structure and eventual fate of the universe.
Graduate Unraveling the Mysteries of Dark Matter: Examining the Role of Light and Gravity
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Graduate Arto Annila - Universe's expansion may be understood without dark energy
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Graduate Why is the existence of The Big Bang agreed upon?
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Graduate Four Forces vs. Fifth Force: Physicist's Insight
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Graduate Is the Universe growing in size?
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Graduate What Reference Frame Determines the Age of the Universe?
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Graduate Confirmation of varying fine-structure constant
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Graduate Would a collapsing universe break the Law for entropy
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Graduate Expansion speed and accelleration question
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Graduate Did the Universe's Components Emerge Simultaneously?
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Graduate Are There Laws Governing the Passage of Time?
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Graduate Effect of the Galactic plane on the COBE CMBR measurements
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Undergrad What is the Speed of Universe Expansion and How Does it Affect Space Travel?
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Graduate Gleise 581g; does it exist and could it harbor life?
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Undergrad Does Energy Gravitate? Answers Here
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Graduate Particles (The Universe) Popping Up Into Existence
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Graduate Is Space Infinite While Matter is Finite?
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Graduate Time Before Big Bang: Is Time Eternal?
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What Higher Dimensions Feel Like
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Graduate How gravitational potential effects mass?
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High School Light year, explanation required?
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Graduate Missing Matter - Is anything really Missing
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Graduate Zero-energy_universe doesnt add up
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Undergrad The Drake Equation: Is there really other Life in the Universe?
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Graduate Why do so many people claim cyclic models brake down due to entropy?
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Graduate The Raisin Bread Analogy Question
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Graduate Creation of space what exactly does this mean
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Graduate Is the Big Bang Misunderstood as an Explosion in Static Space?
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Graduate What is the ultimate fate of a massive star in space?
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Graduate The limit of the observable universe
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Graduate Calculating density from CMB data
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Graduate Can Mic Oscillations Replace Dark Energy in Cosmic Expansion Models?
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Graduate Questions Regarding The Expansion of The Universe
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Graduate Is There a Hidden Cause Behind the Big Bang?
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Graduate Exponential expansion and Higgs mechanism
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Undergrad The sun moves through space, right?
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Undergrad Why do scientists believe the expansion of the universe is accelerating?
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High School If Universe is Expanding at an Accelerated Rate Why
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Graduate Dark Matter Clumping: Unanswered Questions
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Undergrad Could the Universe's Expansion be Compared to Oil on Water?
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Graduate How can we measure time before the Big Bang?
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Graduate Gravity and galaxy rotation curves: G vs. dynamics modifications?
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Graduate Quantum fluctuations and Spacetime
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High School Andromeda Galaxy colliding with the Milky Wa
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Graduate Accelerating expansion of universe is an illusion
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Graduate PhD Astronomy Prof: Paucity of evidence for the Big Bang
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Graduate Time dilation & the first galaxies
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Graduate How close to constraining DE to simply be Lambda?
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Graduate Are cycles and entropy compatible?
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Graduate What is expansion ? A thought experiment
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Graduate Is New Space Being Created Between Galaxies?
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Graduate Time dilations and our perspective
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Graduate Universe cyclic model and energy loss
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Graduate Big Bang Theory and Shape of the Universe
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Graduate Age of the Universe - is it meaningful?
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Graduate Loop bounce and geometric entropy (re: Bill A's question)
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Undergrad How is the degree of vacuum in the Universe measured?
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Graduate Is there any way how to dispove that universe is a computer simulation?
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Graduate Is the Energy of the Universe Really Zero?
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Graduate Hubble constant depend on expansion model?
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Graduate Expanding Space: Explaining the Mystery
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Graduate Are the Outer Bands of Galaxies Moving Faster Than the Speed of Light?
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Undergrad The Universe: A Mobius Strip of Possibilities?
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Have I seen the layers of parallel universes.
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Graduate Space-time created ahead of matter - how far?
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Graduate Nature of Dark Energy and a cracker in the sand
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Graduate Understanding the Universe: Explaining Light Speed and Expansion
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Graduate What are Cosmic Rays and How Can They Help Us Understand the Universe?
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Graduate Reevaluating the Big Bang Theory: Challenging the 13.7 Billion Light Year Limit
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Graduate Conflict between reionization and the most distant object
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High School What is a parallel universe and how does it relate to physics?
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Graduate Why the early universe didn't collapse into a black hole?
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Undergrad Could Protons and Electrons Explain the Big Bang's Origins?
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Undergrad Effects of dark energy on our solar system
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Graduate Unveiling the Mystery of Antimatter Galaxies: Modern Cosmology's Perspective"
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Graduate Universe's full cycle: explosion - implosion
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Graduate Proof of Red Shift that indicates Expansion
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Graduate Cyclic Universe - Fixed in Size but Divided into 8 Sections
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Graduate How many dimensions compose reality?
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Graduate Dark matter or variable gravity?
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Graduate General relativity: a poor description of spacetime
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Graduate Explanation for gravity and mass?
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Undergrad Any difference between type 1a supernovae and a novae
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Graduate What Are the Flaws in Stenger's Argument on the Origins of Order?
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Graduate Can Regular Matter and Dark Matter Be the Same Thing in Higher Dimensions?
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Graduate How do I measure the distance of a galaxy using conventional terms?
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Graduate Greatest cosmic energy detected by Veritas
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Graduate What is the Geometry of Spacetime Near the Big Bang?
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Graduate How Can I Use the Two-Point Correlation Function to Compare Image Structures?
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Undergrad What is the relationship between dark matter and gravity?
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Graduate Black Hole Radiation: Types, Perfect Blackbody & Collapsing Bodies
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Graduate Wasn't the universe more disordered in the past?
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Graduate Info on the supernova accelerating space Nobel prize.
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Graduate What are the limits of redshift?
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Graduate Photons vs neutrinos energy ratio
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Graduate Is it practically possible to look back in time?
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Graduate There is more meaning in the universe than there is matter
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Graduate Accurate distance gauge out to z ~ 4 alleged (AGN)
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Graduate From time to timescape – Einstein’s unfinished revolution?
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Graduate How Does Accelerating Expansion Affect Space Density and Interjection?
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