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Infinity or not infinity that is the question.
Harry Costas
Aug 2, 2023
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3
4
Replies
79
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7K
Yesterday at 12:05 PM
Atlan0001
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Isn't the speed of light arbitrary?
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Mar 21, 2024
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8
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Mar 22, 2024
Classical Motion
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AXION GLUON MATTER AS DARK MATTER
Harry Costas
Jun 25, 2023
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3
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Harry Costas
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Why is the horizon of the observable universe?
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Atlan0001
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Condensates
Harry Costas
Apr 13, 2021
3
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5
6
7
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Mar 13, 2024
Harry Costas
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Why We Haven’t Met Any Aliens Yet?
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Feb 23, 2024
2
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Mar 11, 2024
Atlan0001
A
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How do stars form?
Harry Costas
Mar 6, 2022
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Mar 10, 2024
Harry Costas
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CYCLIC UNIVERSE
Harry Costas
Sep 23, 2022
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7
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152
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Feb 24, 2024
Harry Costas
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Hubble's Law
Fire-Starter James
Feb 16, 2024
2
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29
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Feb 23, 2024
Fire-Starter James
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will we ever be able to go in a different galaxy?
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Nov 18, 2021
2
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4
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77
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24K
Feb 11, 2024
Atlan0001
A
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Light escaping from a black hole?
nikkiv98
Dec 11, 2023
Replies
3
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1K
Jan 17, 2024
Classical Motion
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Does Time exist and if not what really is Time Dilation?
james fairclear
Jan 3, 2021
2
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42
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Jan 8, 2024
Gibsense
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Does "dark matter" flow into black holes, and if not, why not?
Unclear Engineer
Sep 5, 2022
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22
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Dec 6, 2023
Ed Stauffer
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Time dilation
J@i
Oct 10, 2023
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Oct 18, 2023
J@i
J
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Space & Time vs Mass & Energy
behruzi
Sep 28, 2023
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961
Sep 28, 2023
Classical Motion
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Can an entangled photon go past the event horizon of a black hole & if so what might happen?
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Sep 24, 2023
Replies
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1K
Sep 27, 2023
Phillip Huggan
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Perfect Gravity Lens?
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Sep 22, 2023
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921
Sep 23, 2023
jim_robison
A
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if you tied a rope would the rope expand or break?
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Aug 5, 2023
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When we look back in time using Hubble or JWST?
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Jul 14, 2022
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Jun 7, 2023
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Is a black holes event horizon size relative to your distance to it?
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Apr 1, 2022
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7
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May 22, 2023
ASTROSTONER
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Anyone here discuss alternatives to the “big bang” theory regarding origin of the universe?
Keefer
Apr 6, 2023
2
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May 16, 2023
김세현
A
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Apr 22, 2023
ASTROSTONER
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A
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Is the expansion of the universe constant in all reference frames?
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Nov 14, 2022
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Dec 6, 2022
billslugg
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Locally Unreal Universe
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SIDexplorer
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Calculating the Universe and is it possible the universe expanded first from information?
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U
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Traveling at a Speed of Light and Ageing
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Is Gravitational Wave the same as Gravity?
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Jul 23, 2022
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Travel Light Years
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Helio
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Milky Way headed toward the Great attractor?
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May 16, 2022
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May 16, 2022
Catastrophe
Question
Is lorentz contraction detectable and verifiable by our motion through the universe?
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Apr 3, 2022
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May 9, 2022
Helio
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Question
Matter Antimatter collisions in a Quantum World
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Apr 3, 2022
iconoclast
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Are new stars being born...
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Sep 13, 2021
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Apr 2, 2022
Harry Costas
Question
My view on: baryonic asymmetry, quantum field, dark matter, dark energy, intergalactic travel.
Captain Nemesis
Dec 26, 2021
Replies
12
Views
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Jan 20, 2022
Harry Costas
Question
Clarification of telescope zooming or its chronological accuracy (to be continued)
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Dec 22, 2021
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Dec 30, 2021
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Dec 2, 2021
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T
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Question
Galactic Velocity in the Outer Rim
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Nov 3, 2021
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Nov 3, 2021
Curiosity killed the cat
C
Question
Universe state of the matter and mass origins probable solution?
Captain Nemesis
Sep 1, 2021
Replies
7
Views
3K
Sep 21, 2021
Harry Costas
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