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View Full Version : Space/Astronomy Questions and Answers



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  1. On atoms
  2. Do neutrinos undergo redshift?
  3. Next Major Scientific & Technological Breakthroughs?
  4. What is the HD or HIP number of the monsterstar Eta Carinae?
  5. Energy,, just what is it?
  6. Suggestions needed for moving my 8" Dob
  7. What comes after a 'tera'?
  8. Comet 73
  9. Binary Research Institute
  10. Gravity
  11. Gravitational Doppler Shift & Solar Spectra
  12. Causing a supernova
  13. Observing the White Dwarf (Van Maanens Star)
  14. Comparing Nothings
  15. Is Universe 95% Missing?
  16. Correlated Virtual Particles
  17. What does it take to see something?
  18. How many incidents are there when two comets colapse on each other?
  19. Stellar lasers- can and do some stars naturally lase?
  20. compressing matter
  21. First Post here and I have a question please
  22. gravity waves
  23. Are colonies at the poles of Mercury the safest places in our solar system?
  24. Catagories of Stars
  25. time is quick.
  26. Molten planetary nascency
  27. Prior life on Venus? Future life on Mars?
  28. The Super Worms of the Columbia disaster
  29. Magnestars
  30. Light waves/photons and Lasers?
  31. Birth rate and death rate
  32. Looking For Life
  33. Quantized redshifts vs Preferred redshifts
  34. Help me solve this mystery about Uranus & Neptune
  35. Astronomy lectures?
  36. Change of star chemical composition
  37. Increased Expansion Rate
  38. A Hypothetical Technical Question
  39. Videos of space
  40. what is an inflation epoch
  41. Bow Shock
  42. Water on Earth
  43. Mass of living things
  44. Gas giants
  45. --->DIFFICULT<--- question
  46. Asteroid impact probablity question
  47. white holes & black holes
  48. All viewable stars in the universe formed through black hole?
  49. Those high energy impacts
  50. The cracker in the zero gravity
  51. Lorentz and Laws
  52. Mars and rust
  53. single photon interference
  54. elementary particles
  55. Astronomers make the first ever 3D atlas of a million galaxies
  56. How fast
  57. Tunguska was a comet "crumb"?
  58. Dark matter question
  59. Calculating the Vernal and Autumnal Equinoxes
  60. Looking Back in Time
  61. Electromagnetism
  62. Brightest X-Ray Comet
  63. Are there maps of satalites?
  64. How do they navigate through the astroidbelt?
  65. Cluster Dynamics
  66. The curvature of spacetime
  67. Extrasolar planet finding software (opensource)
  68. earth rotation speed change
  69. hole in the Earth
  70. sky lights
  71. two questions regarding planets
  72. "Point" in Time
  73. zero dimensions
  74. "Major" solar flares.
  75. Why there is no contraction in the size of sun?
  76. Boundary between dominant forces
  77. What exactly is a black hole ?
  78. Cosmic rays charged?
  79. I'd like to know the following without having to spend weeks in a library, TIA
  80. E=mc^2 and rest mass?
  81. Sun tempreture profile?
  82. Experiments confirming QM
  83. Big Earth
  84. Publicly Pondering Surface Temperature and Climate
  85. neuroscience experiment
  86. Now We See Them, Then We Don't
  87. Now We See Them, Then We Don't
  88. Cosmic ray acceleration
  89. Extra Ozone
  90. QM Mass question
  91. Absolute Zero
  92. Holistic Quantum Cosmology with Decreasing Gravity
  93. Coronal Mass ejection's
  94. If a black Hole approaches.
  95. Large Hadron Colliders. Dangerous?
  96. What is IMHO?
  97. Relativity length contraction question
  98. Question about Atoms, Non-Astronomy related..
  99. When do scientists expect to lose contact with Voyager 1&2?
  100. Moon is nothing but a detached part of earth?
  101. Do Lunar Librations Repeat (Lunar) Monthly?
  102. Spacetime Curvature
  103. What is the observational basis for (cold, non-baryonic) dark matter?
  104. The universe and our existence
  105. When Galaxies Collide
  106. How did Uranus and Neptune get their names?
  107. Saturn's and Jupiter's cores
  108. Light and time
  109. Question on Solar magnetism
  110. Astronomy Resorts?
  111. Astronomy Questions
  112. Giants Upon the earth! Scary theme!
  113. Neutron Tides
  114. Time
  115. Big Bang
  116. Photon Mass?
  117. Centre of the Universe
  118. How many other sun like stars are there in the universe where the planets rotating
  119. Do stars exist outside of Galaxies?
  120. calculating passage of time at high velocity
  121. Moon light
  122. Gravitational lensing by galaxy clusters
  123. How far appart are the stars we see today?
  124. correctist age of the universe?
  125. Citation for when "Tired light" coined?
  126. The Chilbolton Face
  127. Flipping Earth
  128. supernovae visibility
  129. Some missing mass?
  130. Tilt of the Earth relative to the galactic plane
  131. What do you need to get a purple sunset
  132. Earth's Atmosphere
  133. Exotic Gun Payloads?
  134. Galaxy Formation "embarrassing contradiction"
  135. The Dust
  136. Triple system?
  137. living on Mars
  138. Why Galaxies Rotate.
  139. The "What is a moon?" definition thread
  140. Interstellar chemistry texts
  141. Gamma Ray Energies
  142. why is the center of a galaxy so much brighter than the rest?
  143. Can A Red Dwarf Morph Into A Brown Dwarf?
  144. Gravity, King on the Sun?
  145. What is the effect of the Van Allen belts on radiation from the Earth's atmosphere?
  146. The Sun's suface area?
  147. If one were observing our solar system from afar
  148. speed of light questions
  149. Anti-gravity plane
  150. End of Earth?
  151. Communications in 1969
  152. is there any vast impact of mars-saturn conjunction
  153. Is the universe expanding faster than light?
  154. A weird question i have
  155. Is there any life at Mars or other planets ?
  156. Neutrino Mass Question
  157. A Pure Oxygen Environment
  158. Continents shadow on moon?
  159. No Slowing Down, No Big Bang
  160. What if space shuttle Discovery explodes because of mother nature?
  161. 10% more g
  162. ...black holes
  163. forgive me. ive always wondered
  164. private moon orbiting satellite
  165. Is the moon rotation more than a lunar month?
  166. Dark matter precendent
  167. Mercury vs Jupiter rotation rates
  168. Spinning Moon
  169. Sun's Core temp
  170. The Sun's Heat and Cooling Question.
  171. How do adaptice optics work?
  172. Xray information
  173. about phobos
  174. electricity
  175. The conservation of angular momentum
  176. Question - why can't I see stars near the horizon?
  177. Time travel is possible??
  178. the moon
  179. orbit
  180. EM signiture H+ recombination
  181. Galaxies and the speed of gravity.
  182. Ozone dissipation
  183. Why is the HR diagram backwards?
  184. Weather stations on Mars
  185. Precession of nodes and orbit around GC
  186. Hello, new here...My First Question...
  187. What holds atoms together?
  188. This is what i would like to know about photons (long)
  189. travelling to Earth's moon
  190. Space Port Olympus Mons
  191. Phobos as seen from Mars
  192. How to become a professional astronomy specialist
  193. The Atmosphere Through History
  194. All Matter Created on the Universe's Frontier?
  195. Miniature primordial Black Holes and Dark matter theory
  196. Temperature at Venus' poles
  197. Universal Expansion
  198. Types of mass
  199. A moon with an atmosphere?
  200. Sun's Temp. Differences
  201. small dimensions
  202. I fail to explain why galaxies are visible
  203. Flooded with the light of the universe
  204. number of stars in galaxy?
  205. Pole star, precession & antiquity
  206. verry sharp telescope.. but what was the name again?
  207. How to decode the motion of a spacecraft
  208. Sites that lists stars by most massive ,brightest ,largest
  209. lightning is possible on different planets if there are clouds
  210. I have another "Crank or no" enquiry
  211. Evolution?
  212. A hole in Mir
  213. is the sun part of a star cluster?
  214. Early Universe Just a Black Hole?
  215. Great Pyramid at Giza
  216. Astro "flare out" (Super Nova?) July 3, 2:50AM?
  217. Surely all second and third generation stars have a planetary system?
  218. Supernova as bright as galaxy
  219. What can be seen with the unaided eye
  220. Moon Oddity
  221. Mars mission technical difficulties
  222. Latest Sunspot/aussie drought connection
  223. How many astronomers are there?
  224. Some questions about Pleione the hot blue star in the Pleiades
  225. liquid o2 and Iron
  226. planets lose and regain distance to sun
  227. Unaided-Eye Sight of the Milky Way
  228. Is it possible to measure the expansion of space?
  229. Stars Older than Universe, link request
  230. Did anyone else see this?
  231. What Is The Table of Elements?
  232. Black or Dark Matter?????????
  233. NASA and Global Warming junkscience
  234. Travelling forever at the speed of light
  235. disappearing black holes
  236. 3 Questions about a (manned) Mercury landing
  237. threat from space
  238. How do we determine how much energy particles have?
  239. A question about Kinetic Energy and Mass to Heat Conversion.
  240. Planck's constant, wavelengths, and alpha
  241. Stopping the big one.
  242. Building an Astronomical Calendar
  243. Cooperstock and Trieu's controversial GR/DM paper
  244. Carbon cycles and global warming
  245. Can you make an HII region in your own home (Lab)?
  246. What did I see last night?
  247. How much plasma physics do undergraduate and graduate astrophysics courses, at leadin
  248. What do brown dwarfs look like?
  249. How do spacecraft avoid damage...
  250. how many asteriods are there?