View Full Version : Astrophysics & Cosmology

  1. What could go wrong?
  2. Enceladus probe
  3. Basic rule for the Atmospheric Reentry Time of non powered Glider Class vehicles
  4. Orbital speed behind the horizon of a BH?
  5. Question about Black Holes and singularities
  6. Magnetic reconnection, flux transfer events and atmospheric currents
  7. need help is my teory
  8. foreigner students need help
  9. Maximum Velocity in a vacuum with force applied
  10. consciousness : Questions of a layman
  11. Cosmology and Consciousness
  12. Solstice calculation problem
  13. Parallax
  14. I need your help:
  15. Big rip
  16. Where do I begin?
  17. numerical value for $delta_0$
  18. How long will 1m of space be next year?
  19. Black hole
  20. Age of the universe
  21. Speed of Light - Can it Change?
  22. Vertical Travelling taking Advantage of Earths Rotation
  23. question about Hawking radiation
  24. Inflationary Cosmology
  25. How would water behave in heavy gravity?
  26. Newton's Third Law on the Big Bang, Time Dilation of Black Holes, Black Holes Themselves, and Dark Matter Formation
  27. Brown Dwarf accretion
  28. Can dark matter be an unobservable potential energy?
  29. What Could the Matter of Dark Matter Be?
  30. The mass (x) energy modulator
  31. Dirac and Anderson
  32. Big Bang / Black Hole
  33. Observable Universe
  34. Star at the edge of the universe
  35. hawking radiation
  36. How do we know that black holes form?
  37. Question on Dark Energy
  38. Reversed Gravity?
  39. How many hairs on a Black Hole
  40. Is it possible that the gravitional force is negative after some R
  41. Black hole in uniform mass density
  42. Einstein's equations
  43. Can we go to other universe?
  44. Is Negative energy real?
  45. Why does the universe expand ?
  46. Just Coincidence?
  47. Black hole eventually turn into Whitehole ?
  48. The moon's orbit
  49. Physics Philosophy - Dark Matter
  50. Is there Dark Matter in our solar system?
  51. Galaxies moving away from us at speeds greater than the speed of light.
  52. How do I disprove our universe doesn’t have a fixed size?
  53. Need some information on the current Big Bang theories.
  54. The bottom 4.9% of a Super Massive Gravity Well - and a conservation of energy and matter.
  55. How come Light can not escape a Black hole
  56. Questions about Hubble's law
  57. The total mass of the up and down quark=7.2, and 7.2*DE=4.9
  58. The beggining of the planet orbit
  59. Passing of time in Bollzmann's entropy curve
  60. Net force of gravity in the universe, a paradox?
  61. MOND is it frame dragging?
  62. H2 as dark matter
  63. Dark Matter Technology
  64. kuiper belt ?
  65. Has the "Axis of Evil" been resolved yet?
  66. question about Hawking radiation
  67. Bianchi IX
  68. Does Dark Matter repel other dark matter?
  69. The gravitational field and optical
  70. About spacetime warping and gravity
  71. Higgs field polarity and galaxy spin
  72. When a nuetron decays, an electron shoots away at the speed of light, and also an anti-nuetrino, it too at the speed of light. What is the speed of the proton produced?
  73. How does the universe start?
  74. Bicep2
  75. Two particles traveling apart in an infinite universe
  76. Questions in astrophysics.
  77. Torque in Microgravity
  78. Tectonic Activity vs. Magnetic Field Strength
  79. Archaic Crust Theory of Continents
  80. Age of the Universe II
  81. Why is space infinite?
  82. Space and Earth boundary
  83. Orbital Path Caculations
  84. Falling "into" a blackhole, what happens ?
  85. What if we lived inside of a black hole?
  86. How do we define "space"?
  87. Is the universe leaking energy (Scientific American article)
  88. Crossing Magnetic Fields
  89. In the beginning...
  90. Planck Space
  91. What would a black hole look like turned inside out?
  92. Size of the Universe
  93. Questions about time dilation and gravity
  94. Kepler field
  95. FTL Travel causality violation?
  96. The Theory of Gravity
  97. Balance of Four forces.
  98. Just a passing thought; Teleportation, Time travel.
  99. Basic Questions
  100. Save the Universe
  101. A Global Measure on a Gravitational System
  102. A theory on the origin of the universe
  103. An alternative hypothesis to explain 'the expanding universe'...
  104. My idea about the Universe.
  105. Star formation activity and SMBH activity
  106. Does lack of Mass Create Time ????
  107. Hexagonal Storm on Saturn
  108. When there was nothing in motion?
  109. Does time expand with space?
  110. What causes Red shift?
  111. Blackhole Dark Energy
  112. Black hole reflectors?
  113. Not string theory
  114. questions about black holes, paradox at every turn
  115. Space within BackHoles
  116. Question on Gravity, Big Bang, Dark Energy and Black Holes
  117. Just a theory black holes
  118. Expansion of the cosmos - I'm confused !!
  119. My philosophy about space and time, in line with the principle of relativity (can be totally wrong)
  120. I need help with a science question
  121. Does an infinite universe have infinite matter?
  122. everything getting farther away from everything else
  123. New radiation ring around Earth
  124. Can This Be The Solution To The Baryon Asymmetry Problem?
  125. Can This Problem Be Solved?
  126. I am Asking - Is this a POSSIBLE Scenario
  127. Why is Dark Matter neglected in star formation models?
  128. How far back can we go in the age of the Universe as we see further out into space?
  129. The universe is flat, what does this mean for gravity?
  130. Mass of Black Hole
  131. PhD astronomy in Australia
  132. Is the universe a hologram?
  133. YouTube Channel for Astrophysics
  134. Reason the Universe may be seem to be expanding at an accelerated rate
  135. Mass of Universe
  136. Doppler Red SHIFT it is not all what we can measure
  137. Debate with a friend, who is correct?
  138. new furthest galaxy found
  139. Red shift dilemma.
  140. The New Cosmology
  141. Foundations of Modern Cosmology
  142. Hypothesizing the future: Astrophysics 1