Becky, where is your spacesuits? When is Chris Hemsworth going to pull from the sky in my day job?

It's just a growing issue because all these missions leave something behind.

Izzy, do you reckon you'd make a good astronaut?

Hello, welcome to the Supermassive podcast from the Royal Astronomical Society with me,

science journalist Izzy Clark and with astrophysicist Dr Becky Smethyst.

This month we're exploring the role of humans in space exploration.

Why do we need intrepid astronauts and where are we hoping to send them in the future?

Izzy, do you reckon you'd make a good

astronaut? Fundamentally, no. I'm not, I don't really enjoy flying. But once I had to make a documentary

about colonising space and in that, I got to go in a centrifuge. And I loved it, but it's like, for anyone that doesn't know what that is,

it's one of those little pods that's on a huge arm and it just like spins you around.

So you feel lots of G.

I think I got up to 4.2G, but I was a novice in my radio days and decided to do an interview after that moment and my head was

completely scrambled and when I listened back it was like one of the worst interviews I've ever done

because I couldn't think clearly.

I don't know if it's to be like jealous that you got to write one of those things or not like

which is your face do all that weird like flappy thing where your skin just sort of goes, blah.

Yeah, and also what's really weird is like your body starts to compensate like where to send blood.

Like where is it important for the blood to go to?

So you have to tense your legs to sort of send it all up to your head because otherwise you start to get this tunnel

vision and your your brain essentially going oh you don't need blood to the eyes like the vision can

just go you still you don't lose it permanently but it's just like let's conserve this so it's a

...