273.2 Snippet_Galactic orbits
What Zwicky noticed.
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Astronomy Without A Telescope
the e-book is now available:
- The book is also now available through the iBooks app. Here is a quick guide to getting the book onto i-devices, such as an iPad.
- This is the Amazon version for Kindle. It will also work on devices (e.g. iPads) with a Kindle app.
- This is the .epub version which will work on other e-book devices without Kindle functionality.
Recent Podcasts
273.1 Snippet_Interstellar Voyagers
A long way from home.
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273. Dear Cheap Astronomy – Episode 54
What’s old is new again.
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272.3 Snippet_Water revisited (again)
Not only do we not understand what 95% of the universe is.
Podcast: Play in new window | Download
272.2 Snippet_Solar System balloon missions
Just floating some ideas.
Podcast: Play in new window | Download