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Cheap Astronomy Podcasts

  1. 275.2 Snippet_Pulsar frequencies - 11 August 20192019/08/11
    Get rhythm.

  2. 275.1 Snippet_Fusion energy - 3 August 20192019/08/03
    And you thought fusion jazz was complex.

  3. 275. Dear Cheap Astronomy - Episode 56 - 26 July 20192019/07/26
    Subject: object.

  4. 274.7. Apollo 11 3of3 Getting back again - 21 July 20192019/07/21
    Reunited, the three intrepid explorers turn their ship for home.

  5. 274.6 Apollo 11 2of3 The landing - 20 July 20192019/07/21
    Everything is going just great... that is, until Neil and Buzz attempt the landing.

  6. 274.5 Apollo 11 1of3 Getting there - 19 July 20192019/07/21
    Celebrating the 40th anniversary of the first Moon landing - Neil, Buzz and Mike get strapped in for a re-run of their historic mission.

  7. 274.4 Snippet_Dragonfly - 18 July 20192019/07/18
    Another flying robot.

  8. 274.3 Snippet_Alternate Universes - 10 July 20192019/07/10
    There's more to it than just a goatee.

  9. 274.2 Snippet_Friday 13, Apophis - 2 July 20192019/07/02
    Luck is not a factor.

  10. 274.1 The wave equation (formula) - 24 June 20192019/06/24
    Not drowning.

  11. 274. Dear Cheap Astronomy - Episode 55 - 16 June 20192019/06/16
    Looking forward, a little.

  12. 273.4 Snippet_Black hole images - 8 June 20192019/06/08
    What they look like... apart from the black bits.

  13. 273.3 Snippet_Exploiting the Solar System - 23 May 20192019/05/31
    Where next?

  14. 273.2 Snippet_Galactic orbits - 23 May 20192019/05/23
    What Zwicky noticed.

  15. 273.1 Snippet_Interstellar Voyagers - 15 May 20192019/05/15
    What have our interstellar voyagers learnt so far?

  16. 273. Dear Cheap Astronomy - Episode 54 - 7 May 20192019/05/07
    What's old is new again.

  17. 272.3 Snippet_Water revisited (again) - 29 April 20192019/04/29
    Not only do we not understand what 95% of the universe is.

  18. 272.2 Snippet_Solar System balloon missions - 21 April 20192019/04/21
    Just floating some ideas.

  19. 272.1 Snippet_Venera-D - 13 April 20192019/04/13
    The second rock from the Sun.

  20. 272. Fantastic Physics Formulas - Episode 5 - 5 April 20192019/04/05
    An electric episode with magnetic appeal.

  21. 271.2 Snippet_Cyber-theft in space - 28 March 20192019/03/28
    It's not always for all of humankind.

  22. 271.1 Heisenberg's Uncertainty Principle (formula) - 20 March 20192019/03/20
    Umm...

  23. 271. Dear Cheap Astronomy - Episode 53 - 12 March 20192019/03/12
    Hot stuff.

  24. 270.2. Snippet_ISS CyberAttack - 24 February 20192019/02/24
    Space hacking.

  25. 270.1. Steve's PhD Episode 20 - 8 February 20192019/02/08
    Who's that fellow?

  26. 270. Dear Cheap Astronomy - Episode 52 - 31 January 20192019/01/31
    Black is the new black.

  27. 269. Dear Cheap Astronomy - Episode 51 - 31 December 20182018/12/31
    Onwards and upwards.

  28. 268. Fantastic Physics Formulas - Episode 4 - 6 December 20182018/12/06
    Transforming Stephen Hawking.

  29. 267. Dear Cheap Astronomy - Episode 50 - 4 November 20182018/11/04
    Fifty episodes that raised a hundred questions.

  30. 266. Dear Cheap Astronomy - Episode 49 (Space Junk Extra Special) - 25 September 20182018/10/11
    More of this rubbish.

  31. 265. Dear Cheap Astronomy - Episode 48 (Space Junk Special) - 24 July 20182018/09/25
    We don't just leave footprints.

  32. 264. Cheap Astronomy - Live at CERN - 11 October 20182018/09/01
    You have to go around this a few times.

  33. 263. Dear Cheap Astronomy - Episode 47 - 15 June 20182018/07/24
    Ooh mama, I'm on fire.

  34. 262. Fantastic Physics Formulas - Episode 3 - 1 September 20182018/06/15
    Upwardly mobile and a bit flexible.

  35. 261. Dear Cheap Astronomy - Episode 46 - 30 May 20182018/05/29
    Life and death and space.

  36. 260.1. Steve's PhD Episode 19 - 22 May 20182018/05/30
    What's it all for?

  37. 260. Dear Cheap Astronomy - Episode 45 - 28 April 20182018/04/28
    A purpose-built podcast.

  38. 259. SISS Episode 26, Exposed - 4 April 20182018/04/04
    Putting it out there.

  39. 258. Dear Cheap Astronomy - Episode 44 - 23 February 20182018/02/23
    It's gravitational.

  40. 257. CubeSats - 14 January 20182018/01/14
    The next big thing?

  41. 256. Dear Cheap Astronomy - Episode 43 - 22 January 20182018/01/22
    Flying low and avoiding space bugs.

  42. 255. Fantastic Physics Formulas - Episode 2 - 6 January 20182018/01/06
    Fuzzy concepts delivered with gravity.

  43. 254. Dear Cheap Astronomy - Episode 42 - 29 December 20172017/12/29
    Scrooge, Killjoy Scrooge.

  44. 253. Escaping LEO - 19 November 20172017/11/19
    Just in case unbridled enthusiasm isn't enough.

  45. 252. Dear Cheap Astronomy - Episode 41 - 3 November 20172017/11/03
    One moon, many questions.

  46. 251. Fantastic Physics Formulas - Episode 1 - 10 October 20172017/10/10
    New series, old sequence.

  47. 250. Dear Cheap Astronomy - Episode 40 - 24 September 20172017/09/24
    Space is hard... and weird.

  48. 249. SISS Episode 25, Ham radio - 8 September 20172017/09/08
    Breaker, breaker.

  49. 248. Dear Cheap Astronomy - Episode 39 - 15 August 20172017/08/15
    The great unseen.

  50. 247.1. Steve's PhD Episode 18 - 22 July 20172017/07/22
    The thesis part of thesis-by-publication.

  51. 247. Dear Cheap Astronomy - Episode 38 - 14 July 20172017/07/14
    Fiction science.

  52. 246. Orbital mechanics - 6 July 20172017/07/06
    Around and around.

  53. 245. SISS Episode 24, DNA in space - 4 June 20172017/06/04
    Copy that.

  54. 244. Dear Cheap Astronomy - Episode 37 - 19 May 20172017/05/19
    Forward planning.

  55. 243. SISS Episode 23, Heat pipes - 25 April 20172017/04/25
    Hot stuff.

  56. 242. Dear Cheap Astronomy - Episode 36 - 9 April 20172017/04/09
    More maybes.

  57. 241. Cheap Trek - Episode 06 - 24 March 20172017/03/24
    Let's see what's out there on special.

  58. 240. SISS Episode 22, The people factor - 20 February 20172017/02/20
    The most fiddly components of any space mission.

  59. 239. Dear Cheap Astronomy - Episode 35 - 12 February 20172017/02/12
    Connecting corpulent galaxies.

  60. 238. Cassini's legacy - 4 February 20172017/02/04
    All good things.

  61. 237.1. Steve's PhD Episode 17 - 27 January 20172017/01/27
    The difficult fifth publication.

  62. 237. Dear Cheap Astronomy - Episode 34 - 31 December 20162016/12/31
    Stepping carefully into the future.

  63. 236. SISS Episode 21, The outside - 16 December 20162016/12/16
    There's a lot going on out there.

  64. 235. Dear Cheap Astronomy - Episode 33 - 8 December 20162016/12/08
    Technically, it just might work... maybe.

  65. 234. Cheap Astronomy - Live in Cape Canaveral! - 30 November 20162016/11/30
    Checking it's all on track for Mars.

  66. 233. Dear Cheap Astronomy - Episode 32 - 21 Oct 20162016/10/21
    Big questions with cheap answers.

  67. 232. SISS Episode 20, Project Sidekick - 27 September 20162016/09/27
    Ground control - in your face.

  68. 231. What are exoplanets made of? 26 August 20162016/08/26
    Other worldly.

  69. 230.1. Steve's PhD Episode 16 - 10 August 20162016/08/10
    The only thing worse than getting feedback...

  70. 230. Dear Cheap Astronomy - Episode 31 - 2 Aug 20162016/08/02
    We live on a planet.

  71. 229. SISS Episode 19, Synthetic muscles - 25 July 20162016/07/25
    One fully-articulated step closer to the robot apocalypse.

  72. 228. Never assume anything, or everything - 23 June 20162016/06/23
    Sometimes history goes around in circles.

  73. 227. Dear Cheap Astronomy - Episode 30 - 15 June 20162016/06/15
    Yesterday's news... also known as history.

  74. 226. SISS Episode 18, Space fungus - 7 June 20162016/06/07
    An idea that kind-of grows on you.

  75. 225. Cheap Trek - Episode 05 - 14 May 20162016/05/14
    These are the voyages of a low-budget enterprise.

  76. 224. Dear Cheap Astronomy - Episode 29 - 28 April 20162016/04/28
    Dark is the new black.

  77. 223.1. Steve's PhD Episode 15 - 20 April 20162016/04/20
    It's a long tunnel - but, hey... a light!

  78. 223. Gravitational waves - 12 April 20162016/04/12
    Wibbly-wobbly spacey-timey stuff.

  79. 222. SISS Episode 17, Organs-on-a-chip - 4 April 20162016/04/04
    Getting to the guts of it.

  80. 221. Dear Cheap Astronomy - Episode 28 - 11 March 20162016/03/11
    This week, we deal with some highly-charged and potentially-polarising issues.

  81. 220. SISS Episode 16, Gravity matters - 8 February 20162016/02/08
    Some weighty issues... or not.

  82. 219. Cheap Trek - Episode 04 - 23 January 20162016/01/23
    Space - the bottom line.

  83. 218. Akatsuki revisited - 30 December 20152016/01/03
    Taking the long way around.

  84. 217.1. Steve's PhD Episode 14 - 14 December 20152015/12/14
    Not so inscrutable.

  85. 217. Dear Cheap Astronomy - Episode 27 - 20 November 20152015/11/20
    Earth matters.

  86. 216. SISS Episode 15, Space stations - 12 November 20152015/11/12
    If you were wondering what this podcast is really about...

  87. 215. Cheap Trek - Episode 03 - 20 October 20152015/10/20
    To explore surprisingly-inexpensive worlds.

  88. 214. Dear Cheap Astronomy - Episode 26 - 12 October 20152015/10/12
    In space, no one can hear you scream, but you can still wave your arms about.

  89. 213. SISS Episode 14, SPHERES II - 26 September 20152015/09/26
    Robot evolution.

  90. 212. Dear Cheap Astronomy - Episode 25 - 18 September 20152015/09/18
    Science faction.

  91. 211.1. Steve's PhD Episode 13 - 2 September 20152015/09/02
    Publication plurality.

  92. 211. Pluto day - 24 July 20152015/08/25
    It's not like you have to be a planet.

  93. 210. Dear Cheap Astronomy - Episode 24 - 9 August 20152015/08/09
    It's not all about the USA, even though a lot of it is.

  94. 209. Cheap Trek - Episode 02 - 25 August 20152015/07/24
    To seek out sales and new mark-downs.

  95. 208. Dear Cheap Astronomy - Episode 23 - 16 July 20152015/07/16
    Sometimes people just want to ask astronomy questions. And we're OK with that.

  96. 207. SISS Episode 13, Surfaces - 6 June 20152015/06/06
    Sometimes you have to sail into the wind.

  97. 206. Dear Cheap Astronomy - Episode 22 - 21 May 20152015/05/21
    Hydrogen + gravity = a whole bunch of stuff.

  98. 205. The centre of a black hole - 1 May 20152015/05/01
    The heart of darkness.

  99. 204. Dear Cheap Astronomy - Episode 21 - 19 April 20152015/04/19
    There's science in fiction.

  100. 203.1. Steve's PhD Episode 12 - 11 April 20152015/04/11
    There is a season - churn, churn, churn.

  101. 203. SISS Episode 12, Ants in space - 26 March 20152015/03/26
    Ants are doin' it for themselves.

  102. 202. Cheap Trek - Episode 01 - 16 February 20152015/02/16
    To boldly spend less than anyone has spent before.

  103. 201. SISS Episode 11, Space gardening - 28 January 20152015/01/28
    The final frontier is green.

  104. 200. Microgravity - 21 January 20152015/01/21
    Well, that took a while.

  105. 199. Dear Cheap Astronomy - Episode 20 - 24 December 20142014/12/24
    Twenty questions (well forty, really).

  106. 198. SISS Episode 10, Fish in space - 10 December 20142014/12/10
    Fish float wherever they are.

  107. 197. Dear Cheap Astronomy - Episode 019 - 19 November 20142014/11/19
    Astronomy rocks.

  108. 196.1. Steve's PhD Episode 11 - 22 October 20142014/10/22
    A hypothesis wrapped around a thesis.

  109. 196. SISS Episode 9, Cells and tissues - 8 October 20142014/10/08
    Getting this growing concern off the ground.

  110. 195. A guide to doing astronomy on the cheap - 24 September 20142014/09/24
    Cheaply does it.

  111. 194. Dear Cheap Astronomy - Episode 018 - 27 August 20142014/08/27
  112. 193. SISS Episode 8, Mundane stuff - 30 July 20142014/07/30
  113. 192. Dear Cheap Astronomy - Episode 017 - 25 June 20142014/06/25
  114. 191.1. Steve's PhD Episode 10 - 11 June 20142014/06/11
  115. 191. Dear Cheap Astronomy - Episode 016 - 28 May 20142014/05/28
  116. 190. Cheap Astronomy - Live in north-east USA! - 23 April 20142014/04/23
  117. 189. SISS Episode 7, Robots - 2 April 20142014/04/02
  118. 188. Asteroid deflection: 101 - 26 March 20142014/03/26
  119. 187. Dear Cheap Astronomy - Episode 015 - 19 March 20142014/03/19
  120. 186. SISS Episode 6, Lasers - 12 March 20142014/03/12
  121. 185. Asteroid mining 2of2 - 5 March 20142014/03/05
  122. 184. Asteroid mining 1of2 - 26 February 20142014/02/26
  123. 183.1 Steve's PhD Episode 9 - 19 February 20142014/02/19
  124. 183. Dear Cheap Astronomy - Episode 014 - 12 February 20142014/02/12
  125. 182. SISS Episode 5, Rational drugs - 29 January 20142014/01/29
  126. 181. Fun with photons - 22 January 20142014/01/22
  127. 180. Science education - the interview - 8 Jan 20142014/01/08
  128. 179.1 Steve's PhD Episode 8 - 18 December 20132013/12/18
  129. 179. Dear Cheap Astronomy - Episode 013 - 4 December 20132013/12/04
  130. 178. SISS Episode 4, Materials - 20 November 20132013/11/20
  131. 177. Dear Cheap Astronomy - Episode 012 - 23 October 20132013/10/23
  132. 176. 3D printing in space - 25 September 20132013/09/25
  133. 175.1 Steve's PhD Episode 7 - 28 August 20132013/08/28
  134. 175. Dear Cheap Astronomy - Episode 011 - 17 July 20132013/07/17
  135. 174. China and India - 10 July 20132013/07/10
  136. 173. Habitable zones - 19 June 20132013/06/19
  137. 172.1 Parsec Award submission - 12 June 20132013/06/12
  138. 172. Dear Cheap Astronomy - Episode 010 - 5 June 20132013/06/05
  139. 171. Carnival of space #302 - 22 May 20132013/05/22
  140. 170. Some observations on speed and energy - 15 May 20132013/05/15
  141. 169.1 Steve's PhD Episode 6 - 8 May 20132013/05/08
  142. 169. Dear Cheap Astronomy - Episode 009 - 1 May 20132013/05/01
  143. 168. SISS Episode 3, Overview - 25 April 20132013/04/25
  144. 167. The increments - 11 April 20132013/04/11
  145. 166. Cheap Astronomy - Live at Mt. Stromlo! - 3 April 20132013/04/03
  146. 165. Dear Cheap Astronomy - Episode 008 - 21 March 20132013/03/21
  147. 164. SISS Episode 2, It's very cold in space - 7 March 20132013/03/07
  148. 163.1 Steve's PhD Episode 5 - 21 February 20132013/02/21
  149. 163. A mission to Mars - 14 February 20132013/02/14
  150. 162. Dear Cheap Astronomy - Episode 007 - 7 February 20132013/02/07
  151. 161. Science on Top... again - 24 January 20132013/01/24
  152. 160. Launch! Astronomy Without A Telescope (the e-book) - 17 January 20132013/01/17
  153. 159. SISS Episode 1, SPHERES - 10 January 20132013/01/10
  154. 158. Dear Cheap Astronomy - Episode 006 - 13 December 20122012/12/13
  155. 157. Cheap Astronomy - Live in Dublin! - 29 Nov 20122012/11/29
  156. 156. How to colonize the galaxy - 8 November 20122012/11/08
  157. 155.1 Steve's PhD Episode 4 - 1 November 20122012/11/01
  158. 155. Dear Cheap Astronomy - Episode 005 - 25 October 20122012/10/25
  159. 154. Fixing Hubble - 18 October 20122012/10/18
  160. 153. Panspermia or not - 4 October 20122012/10/04
  161. 152. The quantum vacuum... or not - 20 September 20122012/09/20
  162. 151. The Universe's phone number - 6 September 20122012/09/06
  163. 150. Curiosity satisfied - 23 August 20122012/08/23
  164. 149. Dear Cheap Astronomy - Episode 004 - 9 August 20122012/08/09
  165. 148.1 Steve's PhD Episode 3 - 26 July 20122012/07/26
  166. 148. Journal Club - 19 July 20122012/07/19
  167. 147. New Horizons - 5 July 20122012/07/05
  168. 146. AWAT - The unlikeliness of being - 28 June 20122012/06/28
  169. 145. Cheap Astronomy - Live in Hawaii! - 14 June 20122012/06/14
  170. 144. Dear Cheap Astronomy - Episode 003 - 7 June 20122012/06/07
  171. 143. Transit of Venus - 31 May 20122012/05/31
  172. 142. Science on Top - 24 May 20122012/05/24
  173. 141. The age of the universe - 26 April 20122012/04/26
  174. 140. AWAT - Alien mining - 19 April 20122012/04/19
  175. 139.1 Steve's PhD Episode 2 - 6 April 20122012/04/06
  176. 139. Dear Cheap Astronomy - Episode 002 - 29 March 20122012/03/29
  177. 138. Corrections - 22 March 20122012/03/22
  178. 137. The first three minutes revisited - 23 February 20122012/02/23
  179. 136. Big stars - 26 January 20122012/01/26
  180. 135. Carnival of space #230 - 3 January 20122012/01/03
  181. 134. AWAT - Bubblology - 1 January 20122012/01/01
  182. 133. Daze of Astronomy 2of2 - 8 December 20112011/12/08
  183. 132. Daze of Astronomy 1of2 - 1 December 20112011/12/01
  184. 131.1 Steve's PhD Episode 1 - 24 November 20112011/11/24
  185. 131. Dear Cheap Astronomy - Episode 001 - 22 November 20122012/11/22
  186. 130. Light speed - 17 November 20112011/11/17
  187. 129. AWAT - FTL neutrinos (or not) - 10 November 20112011/11/10
  188. 128. Questions from Class 2R - 27 October 20112011/10/27
  189. 127. Why the LHC won't kill you - 13 October 20112011/10/13
  190. 126. Don Quijote - 6 October 20112011/10/06
  191. 125. Carnival of space #215 - 22 September 20112011/09/22
  192. 124. Astronomy outreach - 8 September 20112011/09/08
  193. 123. Fobos-Grunt - 3 September 20112011/09/03
  194. 122. AWAT - Small bangs - 18 August 20112011/08/18
  195. 121. Equivalence - 11 August 20112011/08/11
  196. 120. More awesome Space Shuttle missions - 14 July 20112011/07/14
  197. 119. The dark side - 30 June 20112011/06/30
  198. 118. Wavelengths 2of2 The long and the short of it - 27 June 20112011/06/27
  199. 117. Wavelengths 1of2 More than meets the eye - 23 June 20112011/06/23
  200. 116. AWAT - Dark statistics - 9 June 20112011/06/09
  201. 115. Spot that planet - 2 June 20112011/06/02
  202. 114. The Moon does not spin on its axis - 19 May 20112011/05/19
  203. 113. Private space - 5 May 20112011/05/05
  204. 112. Our inferred universe - 28 April 20112011/04/28
  205. 111. AWAT - Brown dwarfs are magnetic too - 21 April 20112011/04/21
  206. 110. Testing Einstein - 7 April 20112011/04/07
  207. 109. Arms around the galaxy - 17 March 20112011/03/17
  208. 108. Carnival of space #187 - 10 March 20112011/03/10
  209. 107. Situation cloudy - 3 March 20112011/03/03
  210. 106. Forbidden planets - 24 February 20112011/02/24
  211. 105. AWAT - Time freeze - 17 February 20112011/02/17
  212. 104. Alien biology 2of2 - The case for carbon - 3 February 20112011/02/03
  213. 103. Alien biology 1of2 - The case for water - 27 January 20112011/01/27
  214. 102. Superluminal motion - 20 January 20112011/01/20
  215. 101. Untangling the entanglement - 8 January 20112011/01/08
  216. 100. Episode 100 - 30 December 20102010/12/30
  217. 99. Black holes 2of2 - The supermassive ones - 16 December 20102010/12/16
  218. 98. Black holes 1of2 - Everyones favorite physics problem - 9 December 20102010/12/09
  219. 97. 21st century thinking - 2 December 20102010/12/02
  220. 96. The origin of the oceans - 25 November 20102010/11/25
  221. 95. AWAT - Warp drive on paper - 18 November 20102010/11/18
  222. 94. Powering deep space missions - 8 November 20102010/11/08
  223. 93. Jets - 4 November 20102010/11/04
  224. 92. Dishes - 28 October 20102010/10/28
  225. 91. Getting it together - 14 October 20102010/10/14
  226. 90. Space elevators - 7 October 20102010/10/07
  227. 89. AWAT - Bringing the planetology home - 30 September 20102010/09/30
  228. 88. More Australian archaeoastronomy - 21 September 20102010/09/21
  229. 87. Wurdi Youang - 16 September 20102010/09/16
  230. 86. Supernovae 2of2 - Nucleosynthesis - 9 September 20102010/09/09
  231. 85. Supernovae 1of2 - The types - 2 September 20102010/09/02
  232. 84. AWAT - More than meets the eye - 26 August 20102010/08/26
  233. 83. The robots are coming - 19 August 20102010/08/19
  234. 82. Astronomy for non-human life forms - 10 August 20102010/08/10
  235. 81. Its all downhill from here - 5 August 20102010/08/05
  236. 80. The Venera missions - 29 July 20102010/07/29
  237. 79. AWAT - Much ado about nothing - 8 July 20102010/07/08
  238. 78. My favorite Space Shuttle missions - 27 June 20102010/06/27
  239. 77. Off-world weather report - 24 June 20102010/06/24
  240. 76. The other Lagrange points - 17 June 20102010/06/17
  241. 75. Hyabusa - 10 June 20102010/06/10
  242. 74.1 Two minute promo - 28 May 20102010/05/28
  243. 74. Watch this space - 28 May 20102010/05/28
  244. 73. Cheap Astronomy - Live in Andalucia! - 27 May 20102010/05/27
  245. 72. In transit - 20 May 20102010/05/20
  246. 71. A multiple payload - 13 May 20102010/05/13
  247. 70. How to build a solar system - 6 May 20102010/05/06
  248. 69. The shape of things - 29 April 20102010/04/29
  249. 68. The solar cycle - 22 April 20102010/04/22
  250. 67. A planetary defence system - 12 April 20102010/04/12
  251. 66. The shape of space 2of2 The mathematics of De Sitter space-time - 8 April 20102010/04/08
  252. 65. The shape of space 1of2 Dark energy or geometry? - 1 April 20102010/04/01
  253. 64. What can the dark matter be? - 23 March 20102010/03/23
  254. 63. The interplanetary transport network - 18 March 20102010/03/18
  255. 62. The stay-at-homes guide to the galaxy - 11 March 20102010/03/11
  256. 61. The Mars Science Laboratory - 4 March 20102010/03/04
  257. 60. Ceres - 27 February 20102010/02/27
  258. 59. On being a black hole - 18 February 20102010/02/18
  259. 58. Light 2of2 Wibbly-wobbly spacey-timey stuff - 11 February 20102010/02/11
  260. 57. Light 1of2 Light and a bit of dark - 4 February 20102010/02/04
  261. 56. The Dreamtime meteor crater - 29 January 20102010/01/29
  262. 55. Spacecraft navigation - 21 January 20102010/01/21
  263. 54.1 Blooper - 14 January 20102010/01/14
  264. 54. How far is far? - 14 January 20102010/01/14
  265. 53. Stellar archaeology 2of2 Digging deeper - 7 January 20102010/01/07
  266. 52. Stellar archaeology 1of2 - 31 December 20092009/12/31
  267. 51. Galaxy Formation - 18 December 20092009/12/18
  268. 50. Anomalies - 15 December 20092009/12/15
  269. 49. Your stellar neighbourhood - 10 December 20092009/12/10
  270. 48. Critical density - 3 December 20092009/12/03
  271. 47. Finishing the ISS - 26 November 20092009/11/26
  272. 46. Go up and turn right - 22 November 20092009/11/22
  273. 45. The week after Carl Sagan Day - 16 November 20092009/11/16
  274. 44. Greenhouse Earth 2of2 The restless planet - 12 November 20092009/11/12
  275. 43. Greenhouse Earth 1of2 The inconstant sun - 5 November 20092009/11/05
  276. 42. The Deep Space Network - 29 October 20092009/10/29
  277. 41. The TDRS system - 25 October 20092009/10/25
  278. 40. Galileoscope - 15 October 20092009/10/15
  279. 39. The outer limits - 8 October 20092009/10/08
  280. 38. Kepler's laws of planetary motion - 1 October 20092009/10/01
  281. 37. Old balding astronomers feel good knowing mnemonics - 24 September 20092009/09/24
  282. 36. Ed White's glove - 19 September 20092009/09/19
  283. 35. The celestial sphere - 17 September 20092009/09/17
  284. 34. Project Constellation 2of2 The manned spacecraft - 10 September 20092009/09/10
  285. 33. Project Constellation 1of2 The launch systems - 3 September 20092009/09/03
  286. 32. The ups and downs of space advocacy - 27 August 20092009/08/27
  287. 31. Analemmas and the equation of time - 20 August 20092009/08/20
  288. 30. STS 127 - Just another Space Shuttle mission - 13 August 20092009/08/13
  289. 29. No place like home - 06 August 20092009/08/06
  290. 28. A sidewalk astronomer - 30 July 20092009/07/30
  291. 27. The Southern Cross - 25 July 20092009/07/25
  292. 26. Apollo 11 3of3 Getting back again - 24 July 20092009/07/24
  293. 25. Apollo 11 2of3 The landing - 20 July 20092009/07/20
  294. 24. Apollo 11 1of3 Getting there - 16 July 20092009/07/16
  295. 23. Making things shorter and slower - 09 July 20092009/07/09
  296. 22. Cosmos 1 - 02 July 20092009/07/02
  297. 21. A hard rains a-gonna fall - 25 June 2009 2009/06/25
  298. 20. Webb, James Webb - 18 June 2009 2009/06/18
  299. 19. GPS - 11 June 2009 2009/06/11
  300. 18. Why we need neutrino telescopes - 03 June 2009 2009/06/03
  301. 17. Cheap Astronomy - Live in LA! - 28 May 2009 2009/05/28
  302. 16. Big Bang 2of2 When the dust settled - 21 May 20092009/05/21
  303. 15. Big Bang 1of2 One crowded second - 14 May 20092009/05/14
  304. 14. What's in a day? - 09 May 20092009/05/09
  305. 13. A day on the ISS - 30 April 20092009/04/30
  306. 12. Moonlight - 23 April 20092009/04/23
  307. 11. Sunshine - 16 April 20092009/04/16
  308. 10. Your first cheap telescope - 11 April 20092009/04/11
  309. 9. Chicks in space - 03 April 20092009/04/03
  310. 8. The Space Shuttle Enterprise - 26 March 20092009/03/26
  311. 7. Love in the continuum of general relativity - 19 March 20092009/03/19
  312. 6. Indigenous Australian astronomy - 15 March 20092009/03/15
  313. 5. Talking to the aliens - 10 March 20092009/03/10
  314. 4. Rocks in his head - 26 February 20092009/02/26
  315. 3. How the sky works - 19 February 20092009/02/19
  316. 2. Gravity wells and how to get out of them - 12 February 20092009/02/12
  317. 1. Space race - 3 February 20092009/02/03
Cheap Astronomy Podcasts
http://www.cheapastro.com/index_files/Page1901.htm
Cheap Astronomy offers you 10 minute weekly podcasts on a wide range of astronomy, astrophysics, cosmology, space science and space exploration topics. At Cheap Astronomy you're only as cheap as the telescope you're looking through.

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