Category Dear CA

273.2 Snippet_Galactic orbits

What Zwicky noticed.

Read More

273.1 Snippet_Interstellar Voyagers

A long way from home.

Read More

273. Dear Cheap Astronomy – Episode 54

What’s old is new again.


Read More

272.3 Snippet_Water revisited (again)

Not only do we not understand what 95% of the universe is.

Read More

272.2 Snippet_Solar System balloon missions

Just floating some ideas.

Read More