Cheap Astronomy Podcasts

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.

Last refreshed: July 28th, 2025 at 12:43 PM ⓘ

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Episodes

43. Greenhouse Earth 1of2 The inconstant sun - 5 November 2009

More proof that pretty much everything in life is linked to astronomy.

Nov 05, 2009

42. The Deep Space Network - 29 October 2009

When our plucky robot ambassadors, out there exploring the solar system and beyond, need to phone home - who's there to listen?

Oct 29, 2009

41. The TDRS system - 25 October 2009

You know how you can just go 'Ah Houston...' and there's a team of people with PhDs ready to solve all your problems? This is how that works.

Oct 25, 2009

40. Galileoscope - 15 October 2009

Cheap Astronomy checks out the latest contender for the title of world's cheapest telescope.

Oct 15, 2009

39. The outer limits - 8 October 2009

We're only just starting to learn what's out there near the back fence.

Oct 08, 2009

38. Kepler's laws of planetary motion - 1 October 2009

Go on, there's only three of them.

Oct 01, 2009

37. Old balding astronomers feel good knowing mnemonics - 24 September 2009

Often banal and factually greivous kitsch message.

Sep 24, 2009

36. Ed White's glove - 19 September 2009

What goes around comes around, or is it what comes... Anyway this is all about coming and going - around.

Sep 19, 2009

35. The celestial sphere - 17 September 2009

Up above the world so high.

Sep 17, 2009

34. Project Constellation 2of2 The manned spacecraft - 10 September 2009

Really hoping some of these things might fly one day.

Sep 10, 2009

33. Project Constellation 1of2 The launch systems - 3 September 2009

A peek under the hood of Project Constellation finds a mix of do-able and aspirational components.

Sep 03, 2009

32. The ups and downs of space advocacy - 27 August 2009

Cheap Astronomy rants about space advocacy and tries to tell a joke to an alien.

Aug 27, 2009

31. Analemmas and the equation of time - 20 August 2009

What sounds like a great title for a Doctor Who episode ends up being a podcast about sundials.

Aug 20, 2009

30. STS 127 - Just another Space Shuttle mission - 13 August 2009

Is there really such a thing as just another space shuttle mission?

Aug 13, 2009

29. No place like home - 06 August 2009

If there was a planet somewhere in the universe able to support life, what would it be like? Hmmm...

Aug 06, 2009

28. A sidewalk astronomer - 30 July 2009

A long overdue podcast about the world's most famous cheap astronomer.

Jul 30, 2009

27. The Southern Cross - 25 July 2009

Up above down under.

Jul 25, 2009

26. Apollo 11 3of3 Getting back again - 24 July 2009

Reunited, the three intrepid explorers turn their ship for home.

Jul 24, 2009

25. Apollo 11 2of3 The landing - 20 July 2009

Everything is going just great... that is, until Neil and Buzz attempt the landing.

Jul 20, 2009

24. Apollo 11 1of3 Getting there - 16 July 2009

Celebrating the 40th anniversary of the first Moon landing - Neil, Buzz and Mike get strapped in for a re-run of their historic mission.

Jul 16, 2009

23. Making things shorter and slower - 09 July 2009

Understanding special relativity is as easy as taking a train ride.

Jul 09, 2009

22. Cosmos 1 - 02 July 2009

Cheap Astronomy puts a baseball cap on backwards and goes sailing on the seas of space-time.

Jul 02, 2009

21. A hard rains a-gonna fall - 25 June 2009

We review recent theories about dinosaur extinction and finds more smoking guns than a Dallas motorcade.

Jun 25, 2009

20. Webb, James Webb - 18 June 2009

Just who the heck is James Webb and why are we naming an infra-red space telescope after him?

Jun 18, 2009

19. GPS - 11 June 2009

If that gadget on your dashboard doesn't instantly get you thinking about astronomy, you're not thinking hard enough.

Jun 11, 2009

18. Why we need neutrino telescopes - 03 June 2009

Cheap Astronomy says 'yes we can' to all those skeptics who doubt the universe's one second old baby photo can ever be observed directly.

Jun 03, 2009

17. Cheap Astronomy - Live in LA! - 28 May 2009

Cheap Astronomy visits La-La land and goes all starry eyed.

May 28, 2009

16. Big Bang 2of2 When the dust settled - 21 May 2009

Further courses are served in the ultimate free lunch.

May 21, 2009

15. Big Bang 1of2 One crowded second - 14 May 2009

A whole bunch of stuff appears out of nowhere.

May 14, 2009

14. What's in a day? - 09 May 2009

Cheap Astronomy explores this puzzling conundrum without ever once using the word sidereal.

May 09, 2009

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