Executive Summary

AstroForge, an asteroid mining startup, says the spacecraft it will launch in 2027, Autonomy-1, will carry no radio able to receive commands from Earth. Once the vehicle separates from the rocket, no instruction from the ground reaches it, and every flight decision falls to Solo, the transformer-based control model the company built in-house. This article looks at where that decision came from and what it leaves out.

What moved the company was a calculation about money. The two options CEO Matthew Gialich laid out were these: spend around $200 million on a ground network of dishes around the world, or try to remove that network with a model. Given that past asteroid missions ran on 100 flight controllers per eight-hour shift, there was only ever one side this company could take. What Solo learned, though, is test data from individual subsystems, and the model has never flown in space.

Sections 1 through 4 follow what the company has said and what the record of last year's Odin mission shows. The question in section 5 is one this article raises. When a decision that cannot be undone is handed to a model, what does the training data have to prove?

Key figures

Source: Tim Fernholz, AstroForge is putting AI in command of its next spacecraft, TechCrunch (2026-09-22).

Zero

Earth-command radios aboard

That is the current plan. The CEO added the caveat that the team will probably win the argument by launch

$200M

Cost of its own ground network

The price of putting up five dishes around the world and operating them. This is the comparison the company drew

About 2,500

Sensors the intelligence layer trained on

The number of sensors in the spacecraft. How much training data was used does not appear in the story

100

Controllers per shift on a past mission

OSIRIS-REx ran this many operators on each eight-hour shift. Not a scale a startup can carry

2

A Company That Cannot Buy a Hundred Controllers

The most candid part of this decision is the motive. The criterion Gialich gave in the story is neither safety nor performance. It is price. "The trade for me is: Do I go build my own ground network, which is going to cost [around] $200 million to put up five dishes around the world and then do operations on it, or do I try to remove it with a model?"

Set the two sides next to each other and it becomes clear why the arithmetic tips one way. AstroForge was founded in 2022 and has raised $56 million in venture funding. Everything the company has raised to date comes to less than a third of the price of a single ground network. On the other side sits the scale of missions run by national agencies. OSIRIS-REx, NASA's asteroid sample-return mission, ran with 100 flight controllers on every eight-hour shift. The distance between an organization that can carry that number and one that cannot is what is setting AstroForge's design.

Why the ground network runs that expensive is something the story explains separately. There are only a limited number of antennas on Earth big enough to transmit to spacecraft hundreds of thousands of miles away, and the windows of time in which to do it are small. What the moment of talking to Odin required was pointing a dish 32 meters across to within 0.15 degrees of centerline. With several missions wanting such dishes at once, simply being pushed back in the queue cut into the sky AstroForge could use.

A large dish antenna at NASA's Deep Space Network silhouetted against a sunset sky
▲ A large dish at NASA's Deep Space Network Goldstone complex — building five of these runs about $200 million | Source: NASA/JPL, Wikimedia Commons

The motive for adopting AI is not always technical confidence. When there is no money to put people on the job, filling that place with a model comes first. What is rare about AstroForge's answer is that it does not hide the order, and says it in dollars.

This structure is familiar outside the space industry too. Work done under human eyes lands on the books as a fixed cost, while a model, once built, lands as an asset that costs close to nothing to copy. In the ledger those two lines look nothing alike. Whether the quality of the judgment is the same is not something the ledger reports. What makes the problem AstroForge faces unusually hard is that the result of this trade, once wrong, is over.

3

Odin Was Lost on the Ground

The reason the company turned in this direction lies in last year. In February 2025 AstroForge launched Odin, its first deep space spacecraft. The objective was to identify whether its own models had correctly located a metallic asteroid rich in platinum group metals. Separation and power-up went to plan. What came after did not.

AstroForge's Odin spacecraft wrapped in gold thermal insulation
▲ Odin, AstroForge's first deep space probe — what failed was on the ground, not aboard | Source: Payload Space (Photo: AstroForge)

Building Odin took less than ten months and about $3.5 million. The company set that against a comparable NASA mission that cost roughly $95 million for the spacecraft alone. It also assigned Odin a 30% chance of success before launch and flew it anyway. The same hands are the ones now handing judgment to a model.

What broke was not the spacecraft. The mission debrief the company published later puts the cause this way: "We discovered that one station was transmitting with the wrong polarization, while another had incorrect pointing coordinates." The primary ground station in Australia ran into technical issues that delayed the planned first communication, and another key station lost a power amplifier the day before launch. Commands could not go up and data could not come down. The company wrote that it did not expect to have that many issues with that many ground stations, and rather than push the blame onto the stations it settled the matter as its own failure to secure backup stations early in the mission.

There were clear signs Odin was alive. Seven hours after launch, an amateur radio operator in Germany running a 22-meter dish caught Odin's signal, and a second signal was detected fifteen hours in. That meant the spacecraft had booted and was putting out radio. The company sent commands eighteen hours a day, and a sign of one being received never came. By the time the debrief was written Odin was past the Moon, about 270,000 miles out, roughly 430,000 kilometers, and the company wrote that the chance of talking with it was minimal.

What matters most in this episode is where the failure sat. Nothing that failed was aboard the spacecraft. Odin was doing its job, and the dishes that should have confirmed as much were not standing up properly. The lessons the company drew from the same event all pointed at thickening the ground side. Have the spacecraft transmit a consistent beacon automatically on boot-up, build redundancy across multiple ground station networks and geographic regions, and run end-to-end testing in the flight configuration itself, down to simulating deep space signal strength.

The question Gialich pulled out of the event, though, points somewhere else. "Would that have been recoverable with all the data on the spacecraft? I don't know, but I can tell you nothing onboard tried it, and I would love something onboard to try if the spacecraft is unrecoverable at launch." Read that way, what Odin lacked was the judgment to save itself. Push the reading to its end and the ground network stops being something to reinforce on the next spacecraft and becomes something to delete.

4

When Something Happens the Test Data Never Held

The range the story gives for what Solo looked at and learned from is narrow. Test data for individual subsystems, and about 2,500 sensors in the spacecraft. Neither volume nor duration appears. Two things are certain: Solo has never flown in space, and its first flight test is set for shadow mode at the end of this year.

Anyone who has actually deployed machine learning will feel a familiar worry here. When the situations seen in training and the situations met after deployment come apart, the model's performance degrades. The degradation itself can be anticipated, which makes it the less frightening half. The frightening half is that the model does not know. On inputs that have gone outside the distribution the output is still crisp and confident. No signal of being wrong rides along with it.

One example has already played out in space. That first case the story cites, a neural network taking over a satellite's attitude control in orbit, happened on a 3U nanosatellite launched in January 2025. The controller was trained entirely inside simulation. And one of the things the researchers set down alongside their success is the points where the simulation and the real satellite's behavior diverged. Even in the narrow job of holding one satellite's attitude, the world that was learned and the world that is came apart.

So safety engineering usually builds this in two layers. First, attach something that measures the distance between the training distribution and the current input, and set the safe operating envelope as a number. Second, when operation leaves that envelope, the system stops judging on its own and hands control to a human. Takeover requests in self-driving and safety shutdowns in industrial equipment belong to the second layer. The device is added not because the model is untrustworthy, but because the model cannot recognize the moment it has become untrustworthy. The proposal to measure distribution shift as a distance, define safe operating limits from it, and halt operation or hand it to a human past that threshold is written out plainly in the autonomous systems evaluation literature, and a review organizing techniques for recognizing out-of-distribution inputs from a safety assurance standpoint has appeared as well.

What Autonomy-1's design drops is precisely that second layer. With no device able to receive commands from Earth, the party to hand control to does not physically exist. It does not mean a person notices late. It means that even noticing leaves nothing to do.

What is left after an anomaly Standard safety engineering Anomaly detected Out of training range Control goes to a human Autonomy-1 plan Anomaly detected Out of training range No one to hand it to The first two boxes can happen onboard. Only the third needs the ground.
▲ Original Pebblous diagram — the place that drops out of the design TechCrunch reported, laid out in two rows. Not a figure released by the company

How much of that gap does a shadow mode flight fill? On DeepSpace-2, Solo takes sensor values from the real space environment and makes calls, and those calls are never executed, remaining only as a record. As the place where the model first meets inputs it did not see in ground testing, it is worth a great deal. What can be confirmed there, though, is only judgment about what actually happened on that mission. A smooth flight grades judgment about a smooth flight. The thing anyone actually wants to know is the judgment when something goes wrong, and that sample only accumulates once something goes wrong.

In fairness, ground control was no cure-all either. That is what Odin proved. Holding on to the link with Earth counts for just as little once the link breaks. The difference between the two designs is not safe versus unsafe but the number of options left after a failure. The side with a ground network still has the path of repairing a dish or borrowing another country's. The side without one sets out having erased that path in advance.

5

Why Pebblous Is Watching This Decision

From here on this is our reading. AstroForge builds spacecraft and we work with data. Yet the shape of the problem this company ran into matches what we have often seen in our customers' meeting rooms. There was no capacity to put people on the job, so the job went to a model, and what the model learned was not the live operating environment but data gathered before it. Exactly one thing differs, which is that AstroForge erased the chance to fix a mistake out of the design.

A judgment that can be undone and a judgment that cannot ask different things of data. If a recommendation ranks wrong, the next click corrects it. Representativeness in the training data is enough for that model. For a judgment made once and finished, the bar changes. Ahead of how closely this data resembles the real situation comes knowing what this data never once held. Without knowing the stretch that is missing, there is no way to know the model has entered it.

This is why, when we talk about AI-Ready Data, we ask about collection conditions before collection volume. Which equipment, on which settings, over which period: those have to survive as values before anyone can point to where the distribution split later. Without that record the phrase safe operating envelope has nowhere to stand. It is also the part a data quality diagnosis ends up checking.

Below are four things to confirm before handing an irreversible judgment to a model. These are not a checklist AstroForge put forward. They are questions this article carries over into our own work.

  • Do the conditions under which the training data was collected survive as values? If they do not, there is no baseline for defining what counts as outside the distribution.
  • Does the output carry a signal that separates the model being confident from the model being right? A single probability value is often not enough.
  • Is there a path in the design for reversing a judgment that turns out wrong? Who is holding that path, and what happens when that party disappears?
  • If it cannot be reversed, what was decided in advance as the thing to confirm before handing it over? If nothing was decided, that judgment is not ready to be handed over yet.

The fourth question sits heaviest on AstroForge. The 2027 launch is itself a test that runs once, and by the time the result is known it is already past fixing. That is probably part of why the CEO said the team will likely win the argument by launch. Whether that persuasion succeeds or fails, the trade this company priced out in public is repeating itself well outside the space industry.

Thank you for reading this far. The plans and remarks this article quotes can be checked in the original TechCrunch story, and the course of the Odin mission in the debrief AstroForge published itself. Which of the judgments your organization has handed to a model cannot be undone? We would be glad to hear what you confirmed in the data when you decided to hand it over.

R

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