Hello, SFIA audio listeners. In this month's Nebula exclusive, big alien theory,

we're asking the reason alien civilizations might be rare is because most aliens are huge.

To hear it and every episode early and ad-free, plus hours of bonus content,

check out go.nebula.tv slash Isaac Arthur and use my code, Isaac Arthur.

We all dream of a future in space, but it would take a lot of work to get there, and more to make

it a place we can visit and live.

Of course, where there's work to be done, there's jobs to be had.

As you came in to watch this video, you might have been wondering if the topic was going

to be about current jobs in the space industry and how to get into one, or if we meant

actual jobs physically taking place in space nowadays, or even those in the future, and

the answer is yes, as we'll be discussing the current state of the industry and how to get

into it, but also where it's

going.

That said, getting to be an actual Ashknot anytime soon is genuinely possible, but not

much easier than any time since the space race began, even with record numbers of launches,

with 211 successful launches last year.

Most don't have people on them, and there's only

been a little over 100 new astronauts making their first trip to space since this show began

almost a decade ago. If you're curious about how to improve your odds to become one, we did

discuss that in-depth in our episode back in the winter on selecting crew for a spaceship,

and where we also tried to contemplate what some of the jobs on spaceships would be.

Now, unlike most topics about the future, the further forward we look in time, the clearer

...