Where do we come from this week on planetary radio?

Welcome, I'm at Kaplan of the Planetary Society,

with more of the human adventure across our solar system and beyond.

How and where did life begin?

That's the subject of my conversation with scientist Michael Wong. It's a great review of the

current thinking about our origins and even some of the chemical basis for life

as we know it and as we don't know it.

Bill Nye stops by to celebrate the end of the U.S. government's partial shutdown

and we've got five more Blu-ray copies of First Man to give away when Bruce tells us what's up.

Senior editor Emily Lachowala has done some more of her great work for the Planetary Society

website.

Emily you have written about one of these things that now and then troubles me enormously.

When you hear from, I won't even call them skeptics because skeptics ought to base their arguments on fact.

But this is one of the reasons that there is a small minority of misled people who believe

that we don't go to space and that humans didn't walk on the moon.

It's your January 28 blog post called Why Are There No Stars in Most Space Images.

And I want to say you did a terrific job better than I've seen anywhere

else of explaining why this is so why don't we? Well there are three main factors

that affect whether you can see stars in images that are taken in space.

You think that staring up at black space at night on Earth, you can see lots of stars.

And so if you start thinking about it it seems a little

strange that if you see a photo of like an asteroid in space against the blackness of space so you don't see

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