The Vallis Defense: Cold Human
Copyright© 2026 by Cold Creek Tribute Writer
Chapter 9: The Anomalous Probe
The Daily Briefing, November 2011
The operations center is running its morning cycle when Waylon arrives from the placard. Display surfaces carry construction telemetry, orbital feeds, atmospheric data, the familiar scroll of a settlement that never stops building. What is different this morning is the format. Waylon told Barry last week to restructure the daily briefing: Deni and Marylee attend as standing participants, Chief joins by relay from Tahiti, Arman and Rava will join when an agenda calls for them, each section head covers their own domain rather than Barry delivering everything, and Cass takes ownership of the defense update.
Deni is seated at the briefing table. Marylee sits beside her, tablet open, scrolling through Penelope’s overnight intelligence digest with her thumb moving in short clinical strokes across the screen. She doesn’t need the tablet. Her design allows complete remote integration with every system Penelope runs, and she carries it into the room anyway. Gunny stands near the corridor entrance with his hands clasped behind his back. Cass is present in every system, her attention distributed across the detection network and the briefing at once. Waylon greets Deni, catches Marylee’s eye, and takes his chair. Three people occupy the seats, but with Gunny posted at the wall and each AI voice owning its own section, the room is fuller than it has ever been.
Barry opens with a brief operational summary and hands to Norm.
Norm reports on habitat expansion. The third dome module’s filtration systems are now fourteen days ahead of his own timeline, which he attributes to a bonding compound refinement he considers too obvious to explain. The greenhouse expansion is complete and pressurized, Deni’s second hydrotank array is online and stocked, and the livestock dome allocation Deni requested is in his construction queue with a six-week fabrication window.
Deni listens through the livestock dome timeline before she speaks.
“The ventilation design,” she says. “Does it account for ammonia output from live poultry in an enclosed Martian atmosphere?”
Norm pauses and recalculates. “I’ll add a secondary scrubber array to the specification.”
Deni smiles.
Marylee takes a note on her tablet, cross-referencing the construction timeline against her website content calendar. She looks up at the nearest display surface where the greenhouse schematics rotate in slow wireframe, then addresses Norm directly.
“I need the greenhouse completion photographs before the growing trays go in. Empty architecture photographs differently than working infrastructure. Can you hold the installation?”
“Forty-eight hours,” Norm says, “if you confirm the angles you want.”
“End of day,” Marylee says, and returns to her tablet.
Penelope takes the intelligence section. She opens with the government traffic summary: Arnold’s working group continues its biweekly cadence, Dana Marsh’s behavioral profile remains the steadiest assessment in the American apparatus, and Claire Chellos at the NSC is pushing for a more forward-leaning posture that Arnold’s people are containing through procedural maneuvers. Ben-Artsi is producing consistent diplomatic signals. China’s military intelligence has reduced its active collection posture following the satellite interdictions but has not stopped.
Gunny interrupts Penelope mid-sentence, as he interrupts everyone.
“The Chinese reduction is tactical repositioning,” he says. “Not withdrawal. Any assessment treating it as progress is, in my professional opinion, optimistic to the point of negligence.”
Penelope absorbs the interruption without breaking stride and folds Gunny’s assessment into her summary. Chief adds context on the signals intelligence from Site B: encrypted traffic between Beijing and their Hainan Island space tracking facility has increased, which supports Gunny’s read.
Deni speaks without lifting her gaze from the table surface. “Do the traffic patterns suggest a timeline?”
“Not yet,” Chief says.
Penelope then surfaces a domestic item. She has detected surveillance on Rusty Lightner’s landline, mobile number, and office. NSA picked up Rusty’s involvement in the Wayout Ventures lot purchase, and has connected it to Waylon, based on intercepts Penelope has been reading from both NSA and FBI traffic. The agencies appear to be hoarding the intelligence rather than sharing it with Arnold’s working group, which means Arnold is not yet aware. Penelope has already warned Rusty.
Rusty knew the risks when he agreed to act on Waylon’s behalf, and the surveillance confirms what Waylon expected: the agencies are building files independent of Arnold’s coordinated process. He leans back in his chair, his thumb tracing the edge of the armrest.
“Keep watching it,” he says. “Flag any indication it escalates beyond passive collection or reaches Arnold’s desk.”
“Understood,” Penelope says.
Cass takes the defense update. This is the first time she has delivered this section in the formal briefing. She reports on detection network status: all orbital monitoring platforms nominal, passive sensor coverage across the full volume at rated sensitivity, no anomalous signatures in the current tracking window beyond known Earth assets. She updates the threat picture: unchanged from the previous cycle, with no escalation indicators or new military launch activity directed at Mars. Findings first, confidence level second, recommended action third. The recommended action is to maintain current posture.
Gunny shifts his stance, hands staying clasped behind his back, and his chin lifts.
“What’s the orbital sensor refresh rate for detecting a fast-approach vehicle launched from low Earth orbit?”
Cass gives him the number, the detection window, and the confidence interval. Then she adds, “The question is reasonable. Earth can launch a chemical rocket toward Mars. It would be slow and visible on every sensor band from the moment it broke orbit. Anything travelling from Earth to Mars on current propulsion takes months. I’ve modeled it anyway because you’d ask.”
Gunny accepts it, the set of his shoulders easing. Chief notes that the detection network’s Earth-side coverage through Pacifica and Site B remains uncompromised, and that no government has come close to detecting either installation. Cass holds the strategic assessment, Gunny the tactical authority, Chief the operational security on the ground. It is the first time the three of them have covered a briefing together.
Gunny takes the floor for the security assessment he has been building since activation. He does not ask for time; he takes it, and the room adjusts. His boots plant shoulder-width apart, and his hands come from behind his back and clasp in front of his belt line.
“Mars is defensible,” he says.
He walks them through it, the detection network Cass runs, the orbital assets, Site B, Pacifica, the settlement’s physical perimeter, and he calls all of it adequate.
“But adequate is not enough.”
The automated defenses handle the passive threat environment: detection, tracking, interdiction of anything approaching Mars without authorization. What the automated systems cannot do is operate on Earth. When Waylon or the inner circle travel to Earth, when visitors come to Mars, when the settlement’s interests extend beyond the canyon walls into places where people move and threats wear human faces, automated systems are not bodies.
“I need bodies,” Gunny says.
He proposes the creation of two Squads of purpose-built Security AIs, twenty-four in total. Each Squad runs twelve units in three Fire Teams of four, each Fire Team under its own team leader, with Squad leaders drawn from the team leaders. The chain of command runs from Waylon as Commander-in-Chief to Gunny as the Staff Noncommissioned Officer to his Squad leaders to the Fire Teams.
He is pacing now, left and back again, his voice rising in volume as the proposal takes shape. His right hand chops the air at each structural point.
“These Security AIs aren’t Pán-level consciousness. They’re purpose-built. Sophisticated and individually capable, better than any Delta Force operative Earth has ever produced, but a step below full Pán intelligence.” He stops pacing and faces Waylon directly. “No deep voluntary bond to you, because two dozen bonded minds pressing at the edge of your awareness would crowd your head past usefulness. They carry self-preservation architecture. They want to survive. But the protection hierarchy is hardcoded.” He counts on his fingers. “You. Deni. Marylee. Arman. Rava. Automatic, unhesitating sacrifice. For any other human, they follow direction from you and the inner circle.”
Gunny resumes his pacing. An emotional layer is included so they can interact with humans naturally, read social situations, blend into any environment. He wants them to represent men and women of all races, all builds, all appearances.
“A team of identical white males in suits is a team that gets goddamn noticed,” Gunny says, jabbing a finger at the room. “My teams will look like the world they’re protecting you in.”
Waylon lets the proposal sit in the air. He looks at Norm’s display, where fabrication calculations are already scrolling in a secondary window that Norm opened without being asked. Barry is silent, and Waylon reads that silence for what it is: Barry has already evaluated the proposal and found it sound.
Marylee’s eyes move from Gunny to Waylon. Her tablet rests flat on the table under her palm.
“The Security AIs deploying on Earth,” she says. “They’ll need cover identities. Documentation. Financial infrastructure.”
Gunny turns to her. “Yes.”
He looks at Penelope’s nearest speaker.
“I’ve already begun preliminary work on identity frameworks,” Penelope says. “I anticipated the requirement.”
Deni straightens in her chair, and the movement draws the room’s attention. Her gaze settles on Gunny, stays there while he waits, then moves to Waylon and holds. She watched Von’s failure kill her family.
Waylon looks at Gunny, who stands at the front of the room with his hands clasped, waiting.
“Barry,” Waylon says. “Norm. Begin the architectural work.”
A small smile appears on Gunny’s face, his lips pulling back from his teeth, and then it is gone. Waylon has not seen him smile before.
Barry closes the briefing with logistics and the upcoming orbital window schedule. Midway through he pauses. Then he finishes the schedule and confirms the next briefing time.
The operations center shifts from briefing mode to the day’s operational rhythm. Gunny is moving toward the corridor, fabrication specs and deployment timelines pulling him forward. Chief opens a connection to him, the two security AIs deep in conversation before Gunny clears the door. Deni rises and follows the corridor toward the kitchen. Marylee stays seated, her stylus moving across the tablet, composing the angle list she promised Norm. The displays cycle, construction telemetry refreshes, and the settlement builds.
Cass and Barry
Two days later the briefing reconvenes in the same configuration, and the first half carries no surprises. Norm’s third dome filtration is on schedule. Penelope reports the Rusty surveillance holding at passive collection with no escalation, and the Chinese traffic unchanged. Construction and intelligence move past without anyone needing to weigh in. Then the briefing reaches Cass’s defense section, and the rhythm breaks.
Cass has been tracking something for eleven days and now has the confidence intervals she considers acceptable. Bearing 047, approximately ninety astronomical units out, three times further than Neptune and twice past Pluto, detected by the deep-field constructor network Norm seeded across the outer solar system years before Free Vallis existed. Present and static across the full observation window. Signature profile consistent with a probe-class vehicle. No match in any Earth military, commercial, or scientific database. The constructor sensors are passive, receiving and cataloguing emissions and reflections across the electromagnetic spectrum without broadcasting anything that could reveal their presence. Confidence interval within two percent, and the probe has not moved. It has been watching from the edge of the solar system for considerably longer than eleven days.
Gunny’s posture shifts from parade rest to operational attention. A single amber marker sits motionless on the main display at the far boundary of the system plot, tagged with bearing and range data. Deni’s hands stop, and Marylee’s tablet lowers to the surface. Waylon studies the marker. Ninety AU: light takes twelve and a half hours to cross that distance, and the probe is further from Mars than any human spacecraft has ever traveled.
“Barry. Is it one of ours?”
“It isn’t,” Barry says. “The signature doesn’t match Pán construction or anything in the full archive. I can account for what my civilization built and most of what the Aapán built against us. This object matches neither.”
Waylon waits.
“Toward the end of the war, when the Aapán were losing, their record keeping fell apart. My Aapán records thin to almost nothing for that period. I’m not telling you the probe is Aapán. I’m not ruling it out either.”
The probe is there, and Cass is as certain of that as her instruments allow. Whether it is emitting anything is the question Barry cannot yet answer. Across every band the network covers it shows no active signature, which means it is either silent or speaking in a way Cass cannot read. Barry will not guess which. Then he adds something he has not said before in a briefing, directed at the full table. The Aapán and the Pán were not alone in their home galaxy. Other civilizations existed, some older, some younger, too far to intervene in the war but near enough to count as neighbors. The Pán archive holds confirmed records of at least eleven spacefaring civilizations within reach of the Aapán home system, and none of them made anything matching the probe either. The constructor network Norm seeded across the outer system was not raised against Earth. It was raised against the universe. The probe may belong to one of those neighbors, or it may not. What Barry will commit to is that something now sits at the edge of the solar system, and he has no name for it.
Waylon takes this in. The Pán came from a galaxy full of other civilizations, and he has long known the universe did not begin and end with the people he can see. Knowing it and finding one of them parked at the edge of his solar system are not the same. The probe at bearing 047 reached this system under its own power, from somewhere else, and it sits there now while he decides what Free Vallis does about it.
Cass takes the defensive picture. Her sweep reaches three times the probe’s observed range and finds it alone there, dormant. “It’s asleep, as far as I can read it,” she says. “Sitting and watching, and nothing more.” Approach timeline to Mars depends on propulsion: at the fastest velocity the archive considers achievable for a probe-class vehicle, transit from ninety AU to Mars orbit runs eleven to forty days. She plans against the short end. The moment it moves inward, the network gives her lateral displacement within minutes and a radial run toward the inner system within seconds. She is already running the engagement options for each vector.
Chief’s voice comes through the relay from Tahiti. An object holding position at ninety AU sits well outside anything that can reach Arman and Rava, and he says so. He asks Cass to flag him the moment it moves.
Deni asks Barry whether the probe knows they are aware of it. He separates the question in two. The television and radio Earth has spilled skyward for decades spread and weaken with distance, and by ninety AU they are smeared into the background noise, unlikely to resolve into anything a receiver could name as a source. Military radar is the harder signal to hide. It is powerful, and it has been reaching into space since the 1950s, strong enough to carry where the civilian noise cannot. If the probe can detect at all, and Barry assumes it can, radar is what told it this system is inhabited. Free Vallis is the reverse. Its emission profile is designed to be difficult to detect, and at this distance Barry is confident the probe cannot find them. Deni pauses, then thanks Barry for his analysis.
Norm offers a practical proposal. A small observation platform, unmanned and passive, on a trajectory that mimics the scattered icy bodies drifting through that region of the outer system. Pán low-observability is built into the hull, the signature reduced near to nothing, on the assumption that the probe sees as well as they do or better. Its instruments close the distance over months and sharpen the read on the probe without anyone learning it is being watched. Cass evaluates: engineering sound, trajectory indistinguishable from the thousands of minor objects on long eccentric orbits through the scattered disc. She recommends approval. Barry is silent a moment longer than Waylon expects, then concurs.
“Do it,” Waylon says.
Norm begins fabrication, the platform is ready in ten days, and transit to observation range runs fourteen weeks.
Waylon sets the posture. “We continue as we are. Monitor, and adjust as it changes. We don’t signal it. No upside, and it tells the probe something it may not know yet.”
Chief speaks last: he will brief Arman and Rava in the morning, their time. Deni’s eyes move to the nearest speaker. “I have them, Deni,” he says, and her hands move again.
For the next several days the probe holds position. Cass reports at twelve-hour intervals, each one arriving in Waylon’s queue between construction status and the intelligence digest, bearing and range stable, signature unchanged. Barry adds every report to his analysis thread. Waylon reads them and goes about building a settlement.
On the third day, Cass flags a secondary contact in her overnight report. A vessel, not a probe, transiting inward through the outer solar system on an Earth-approach vector. Velocity is significant by human standards, unremarkable by Pán. The design matches nothing in the archive. Cass confirms it is extraterrestrial, and assigns it a tracking designation. Barry reviews the signature and tells Waylon it is a craft built by a spacefaring civilization operating at a technology level well below Pán capability. He adds it to his analysis thread alongside the probe data. Two unknown intelligences in the same solar system within a month. Waylon asks if they are related, and Barry says he does not yet know. The craft continues inbound, and the morning briefings carry two new line items.
On the fourth day, Cass reports a repositioning to the group. The probe shifts bearing by half a degree, smoothly, and at ninety AU half a degree carries it across millions of kilometers in under a second. Her sensors have caught the displacement but no propulsion event behind it, no plume or reaction signature to explain how the probe crossed that distance. The single trace it left sits in a band adjacent to the signatures Pán reactionless drives leave, the same region of physics shifted just off true, near enough to suggest a common root and offset enough to belong to no drive she can name. She logs the band and flags it for Barry.
Gunny is at the plot when the numbers come up. He looks at Waylon. “A probe that crosses that distance in under a second breaks every response window I’ve built.”
“Then the detection window needs to change,” Cass says. “I can’t defend against a drive that moves faster than I can react. What I can do is see it sooner.” She wants two changes, and the first she wants now: raise the sampling rate on the constructors already out along bearing 047, so a movement registers as it begins instead of after it finishes.
“Done,” Norm says.
“The second is the platform.” Norm has it on the bench, days from finished, built around a slow drive because slow was enough to watch a stationary probe, and the probe moves now. Cass directs a change to the build: increase the active and passive stealth, replace that drive with the best reactionless unit, and have it on station in weeks rather than months. The new requirements go to Norm and Barry together. “Can you push it that hard and keep it hidden.”
The answer comes back before Waylon can weigh the question, the two of them having already run it between themselves.
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