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This is John Bachelor.

A conversation with the historian Matthew

Schindel, his new book for the love of Mars,

a human history of the red planet.

We come to William Herschel, the famous astronomer

with his telescope, speculating about Mars, quite different from the way Mars had been

treated up to that point as a phenomenon that could not be explained and that as a phenomenon that was distinct from Earth.

Liam Herschel takes us into his understanding not only of Mars, but the rest of the solar system observable.

Here's the historical... of the rest of the solar system observable.

Here's the historian Matthew Schendel to explain from a much longer conversation.

They weren't doing very much direct observation of Mars, but you know the Hershills did have this idea that you know that that planets were born as a normal process of the evolution of a star.

That stars were born, they developed planets,

...