72. In transit - 20 May 2010
What a cheap astronomer does after 24 hours flying economy class.

What a cheap astronomer does after 24 hours flying economy class.
It's not all about NASA.
The secret is to bang the rocks together.
The shapes that things can become are surprisingly limited.
The things you see when you look at a star up close.
Incoming!
Einstein admitted he got it wrong - but, here in the 21st century, have we really got it right?
A plausible alternative to the elephant in the room of cosmology.
Cheap Astronomy tries to shine a light on dark matter - but that doesn't seem to achieve much.
Want to tour the solar system on the cheap?
Tour the galaxy at 220 kilometres a second from your own backyard.
Cats beware.
Dwarf planet or very big asteroid?
Now you can't see it - now you don't.
All this happens before your very eyes.
We don't call it electromagnetic radiation for nothing.
An interview with Duane Hamacher.
It's not rocket science - oh hang on, actually it is.
A very brief out-take from next week's podcast - made me laugh.
My telescope might be cheap, but it can look back in time.
OK, so your spade keeps melting - but it's interesting.
A podcast for people who really dig astronomy.
Astronomy podcast, special guest star. It makes sense.
Things that keep rocket scientists up at night.
Sometimes it's good just to take stock, see where we are and put things in context.
Not too much, not too little - just critical.
The science fiction movie 2010, released in 1984, had people flying to Jupiter... for the second time. Oh well, at least we'll have nearly finished the space station by then.
Planning a mission to Mars is a piece of cake on paper. Actually doing it - well, not so much.
Billions and billions.
On Earth, the only thing constant is change.