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Astronomy cast episode 632 building images in optical and radio.

Welcome to Astronomy cast, our weekly facts based journey through the cosmos where we help

you understand not only what we know but how we know what we know. I'm Fraser Kane, publisher of

Universe today. With me as always is Dr Pamela Gays, senior scientist for the planetary science

institute and the director of Coswell Quest. Hey Pamela, how you doing? It's a week where I've decided

that is a question that we probably shouldn't ask and it's way better to simply say, are you

okay? Do which I can't answer. Yes. Yes, are you okay? Yeah, yeah, it's a tough week.

You know, some I was mentioned before the show, our webmaster on Universe today is from Ukraine.

He's not living in Ukraine right now but that's where he comes from and a bunch of other people on our

team similar situation. So you know, it's tough, it's hard and it's scary and I'm really hoping for just as

much safety and minimal casualties and a peaceful resolution to this whole situation and really sucks.

I hate it. Yeah, what would he said? A recent image from the South African

mere cat telescope blew our minds. It was a high resolution image of the center of the Milky

Way showing delicate filaments and other structures. What was so mind blowing is that this was an

image from a radio telescope. Today we're going to talk about why this was such an

accomplishment and what the future holds for radio astronomy. All right, so did you see this picture?

I did and I'm actually going to bring it up so that everyone here can see it in glorious,

not quite as blocked out by Fraser detail. Yeah. This is the heart of our galaxy in a way we've

never seen it before. Yeah, I'll try and describe it because I mean a lot of people

are have us on podcast, you know, are getting this as a podcast. And so I will try to explain it

...