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Brad Tucker
Astrophysicist and cosmologist (Bradley Elton Tucker) at the Australian National University, frequent media commentator on space topics.
11
APPEARANCES
6
PODCASTS
012
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Sep 29, 2026
3AW Breakfast with Jimmy Bartel & Mark Allen - Wed 30 Sep, 2026
24:40
24:57
Brad TuckerGUEST
the point, they're saying it's easier to detect signs of alien life, we should say.
Brad TuckerGUEST
And so previous spacecraft have flown through it finding interesting organic molecules.
SpaceX Starship reaches orbit for first time
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0:35speaker_1HOST
What do you think?
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0:40Brad TuckerGUEST
One of the main goals was just to reach orbit, so a certain height and speed above the Earth so they can deploy satellites.
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0:47Brad TuckerGUEST
Starship has not been able to do this on all their previous launches, so that is a success.
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0:53Brad TuckerGUEST
Obviously, it would have been better if they could have done all of those orbits that initially planned, but that's probably not as consequential.
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0:59Brad TuckerGUEST
In fact, there's somewhat of a bonus success here that, as you said, they had that engine flame out, but they were able, actually, still to get enough power to get into orbit that was actually an important demonstration that if on a real mission something would go wrong they still could achieve orbit despite that all which actually shows the power of starships so mostly success still some work
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1:21speaker_0HOST
to go so the mission was cut short is that a common thing with these types of experiments missions
SpaceX retrieves rocket from Western Australia in epic recovery mission
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1:14speaker_0HOST
Why couldn't it be a nice museum feature in Western Australia?
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1:24Brad TuckerGUEST
The past starships have actually blown up when they've come in contact with water, when they've done their belly flop.
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1:32Brad TuckerGUEST
And this is essentially just giving them the opportunity to study critically the data from the design.
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1:37Brad TuckerGUEST
Starships all have been about redesigning the hull as well as the heat shields.
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2:15speaker_0HOST
Are we getting better at space travel?
Chris Smith Across Australia: 6th August
97:59
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94:35Brad TuckerGUEST
Yeah, look, there's no dash cam footage, you know, from, uh, the, the collision or anything like that.
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94:40Brad TuckerGUEST
So you're reliant on two things, some really big telescopes monitoring it, and even those on Earth would only see a very subtle effect, and at least we do know one has caught it.
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94:50Brad TuckerGUEST
What we're really waiting for is data from, um, the r- or the orbiters around the Moon.
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94:57Brad TuckerGUEST
Now, they're not gonna catch it, the event, so to speak, live, but what they will see is the aftermath.
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95:03Brad TuckerGUEST
They'll kinda see the impact from the collision, um, based on where we think, uh, the rocket booster collided.

Chris SmithHOST
But given the amount of space junk in space, and we've discussed this before on previous interviews, um, this could happen again.
Mornings with Trent Nikolic filling in for Mark Levy - Full Show 10th July
49:50
53:37

Trent NikolicHOST
She's died at the age of 87, and I know that you would know a lot more about her than we do, but she was an icon in the space and aviation space, wasn't she?
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50:08Brad TuckerGUEST
This is at the time in the 50s and 40s and then in the 60s where women were not able to do a lot of these things.
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50:16Brad TuckerGUEST
And so she really pushed the limits and proved in a time that women not only were as physically something called Mercury 13.
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50:35Brad TuckerGUEST
And it was kind of done to test the physical limits and abilities of women in space.

Trent NikolicHOST
Why do you think, Brad, that young people are not getting involved in these STEM subjects maybe as much as they used to? And how do we convince more of them to get involved?
Parallel Paths: A Surrogacy Story with a Twist
4:19
14:42

Julia WinstonHOST
So how did that journey impact your mental, emotional and physical health and your relationship as a couple?
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4:34Brad TuckerGUEST
There's a lot more pressure and feeling guilty and a lot of different emotions that come with how the women go through it than the men.
10 MINS LATER

Julia WinstonHOST
Was that important to you? How important to you was a track record of successful surrogacy versus something that someone knew? Or did that matter to you?
BONUS: Life on the Moon is closer than you think
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1:21Brad TuckerGUEST
Yeah, look, [laughs] it's trying to create, you know, uh, replicate the human process experience but, yes, on a different object.
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1:31Brad TuckerGUEST
You know, we talk about, uh, building new suburbs, new cities, growth and housing crisis here on, in Australia and on Earth.
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1:43Brad TuckerGUEST
And part of this larger goal, and this is not just Elon Musk and SpaceX but just space in general, is trying to actually create a space economy.
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1:52Brad TuckerGUEST
So if you think about it right now, everything that goes into space is actually from the Earth, made on the Earth, and then launched up.
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2:01Brad TuckerGUEST
You want to get to the point where you're actually building and creating in space from stuff in space.
C
7:04Chris SpyrouHOST
No one technically owns the Moon, so who's approving all of this and who oversees it?
Chris Smith Across Australia: 22nd May
14:23
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13:48Brad TuckerGUEST
A lot of people saw this bright flash, and a lot of the, the photos and images capture that as well, and that's when the thing is traveling so fast, it is fairly dense, a lot of pressure breaks up, and that does appear to be when it fractures and breaks apart.

Chris SmithHOST
When was the last time a meteor like this actually scored a bullseye onto Earth?
The hidden message in Albo’s address + Why today’s moon mission matters
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19:25Brad TuckerGUEST
Uh, and this is one of three NASA networks that does all the tracking and, and data for deep space missions, a- and the moon includes deep space.
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19:34Brad TuckerGUEST
There's only three of them, and NASA heavily always relies on the Australian Station.
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19:38Brad TuckerGUEST
We also then, for the first time, and this is based at where I work, so this is led by Francis Bennett here at, at ANU, are, are testing something called laser optical communications.
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19:48Brad TuckerGUEST
I- imagine a wireless very long fiber optic cable, and the idea is if we want to start transmitting lots of data faster, and that's the new world we're in.
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21:53Chris BeerHOST
Why are we going to space? Why are we going and sending people up to the Moon again?"
Angus Taylor resigns + Inside Musk’s race to colonise the moon
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12:43Brad TuckerGUEST
Yeah, look, [laughs] it's trying to create, you know, uh, replicate the human process, experience, but yes, on a different object.
B
12:53Brad TuckerGUEST
You know, we talk about, uh, building new suburbs, new cities, growth, and housing crisis here on, in Australia and on Earth.
B
13:05Brad TuckerGUEST
And part of this larger goal, and this is not just Elon Musk and SpaceX, but just space in general, is trying to actually create a space economy.
B
13:14Brad TuckerGUEST
So, like, if you think about it right now, everything that goes into space is actually from the Earth, made on the Earth, and then launched up.
B
13:23Brad TuckerGUEST
You want to get to the point where you're actually building and creating in space from stuff in space.
The apps jacking up your grocery bill + The (space) junk in WA’s trunk
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11:57Chris BeerHOST
When we're talking about space junk or debris more broadly, how do we know what's out there? How are we able to track and monitor these things that are just orbiting above us at all times?
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12:08Brad TuckerGUEST
Things that have their own control have power and then usually report where they are kind of, uh, through ground stations and those sorts of things.
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12:17Brad TuckerGUEST
Uncontrolled debris, which kind of has lost its own power, if it's big enough, you can track it by radar.
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12:24Brad TuckerGUEST
So the US Space Force does a lot of tracking of large objects, and so this object was- Tracked by the US Space Force.
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12:30Brad TuckerGUEST
So anything about 15 centimeters or larger, you can bounce radar signals off of, and then, and come back down to Earth and track it.
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12:41Brad TuckerGUEST
Y- you need multiple stations around the world to constantly track things, so this is part of the problem.
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16:56Chris BeerHOST
In the instance that someone, let's just say, does get injured or something happens to someone else's property while in space or while on Earth, who's liable?
