Story Information
Universe:
Cosmos
Core Emotion:
Mystery, Eeriness and the Silent Presence of an Abandoned Civilisation
Reading Time:
10 Minutes
"At first, the structure looked like nothing more than a broken ring in the distance. But as the expedition vehicle approached the valley, it became clear that the same geometry repeated itself across kilometres of terrain, while energy lines beneath the surface all converged upon a single point. There was no trace of those who had built the structures. Yet the orange light at the centre was still burning..."
Forsaken Nexus
The Ring in the Valley
The expedition team did not first discover the structure from orbit.
This region of the planet had already been surveyed using low-resolution surface scans. Nothing unusual had been recorded beyond dark mountain ranges, vast rocky plains and craters shaped by millions of years of meteor impacts. The atmosphere was extremely thin, and no measurement suggested the presence of active biological life on the surface.
The first anomaly appeared as the expedition vehicle approached the northern edge of the valley. In the distance, a dark form rose in front of the mountains. At first it was assumed to be a natural stone arch, but after the vehicle advanced several kilometres, its surface began to reflect light differently.
It was not rock.
It was the surviving section of an almost perfect circle, hundreds of metres high.
The upper part of the ring had collapsed. Large sections had fallen to the ground, leaving dark plates scattered across the valley floor at wide angles. Even so, the portions still standing were far too regular to belong to a natural formation. Each block carried a sequence of fine lines, while extremely faint orange glows could be seen beneath some of the surfaces.
The vehicle stopped and the surrounding area was scanned. No movement was detected during the first readings. Its temperature differed from the surrounding rock by only a few degrees, while electromagnetic activity remained close to background noise.
Almost.
One of the fractured sections at the base of the ring produced a brief increase in energy every forty-seven seconds. The pulse lasted for less than a second before disappearing, and at exactly the same moment a second reading appeared several metres below the surface.
The energy was travelling downwards.
The expedition team did not approach the structure during the first night. The vehicles remained at the edge of the valley while long-range cameras were kept fixed on the ring throughout the darkness. Hours passed as the orange light strengthened several times before fading again.
The rest of the structure remained silent.
But it was not completely dead.
The Network Beneath the Surface
Subsurface scanning began the following day.
The first images revealed that a structure far larger than the visible ring continued beneath the ground. Thick lines extended away from its base, travelled through the valley in different directions and connected with locations that had previously been mistaken for natural rock formations.
The expedition vehicle followed one of these lines. Roughly three kilometres later, a broad circular area was found among the stones. Its surface was almost entirely covered in dust, but once the upper layer was cleared, a precise geometric arrangement of concentric rings, lines and a central opening appeared beneath it.
Three tall pillars rose around the circle. At first they looked like rock, but closer examination revealed that their surfaces were made from the same dark material as the great ring in the valley. There was no writing, no symbol and no visible entrance upon them.
There were only narrow grooves.
Some of the grooves aligned directly with the circular patterns in the ground. The underground energy line passed precisely through the centre of the platform before continuing towards the south-east.
Then another line was found.
And another.
As the map expanded, the landscape confronting the expedition team began to change. The first great ring was not an isolated ruin. It was only one visible part of a much larger system connecting structures across the valley.
Some had collapsed completely. Others were buried beneath the ground, while several still stood at the ends of straight lines extending for kilometres.
When all of the routes were traced backwards, they reached the same region.
The centre of the great ring.
For that reason, the structure was given a temporary name in the expedition records:
Nexus.
A point of connection.
What it connected, however, remained unknown. Energy systems, transport routes, communication networks or perhaps only one local section of something far larger that no longer existed.
No measurement could provide an answer.
Beneath the Centre
On the third day, the team reached the base of the great ring.
Moving through the fallen plates was difficult. Some fragments were larger than the expedition vehicle itself, with long fractures running across their edges. Orange light emerged through these breaks like narrow lines of heat rising from deep within the surface.
At the centre of the ring lay a broad depression.
It was not natural.
The bottom of the hollow did not carry the same rock texture as the surrounding terrain. Beneath it were layers of dark circular plates, some fractured and others bent under immense weight.
When the centre was scanned, a powerful reading appeared. It was not a radio transmission. Energy was circulating beneath the surface, travelling from the base of the first ring into the underground lines, reaching platforms several kilometres away before returning to the centre.
The circuit completed itself every forty-seven seconds.
Exactly like the pulse recorded on the first night.
The structure might still have been maintaining a cycle within itself.
But why?
None of the platforms appeared active. There was no movement in the valley, and no evidence of life had been found around the structures.
A deeper scan revealed a spherical form beneath the central section. It was approximately eight metres in diameter and surrounded by a material dense enough to block part of the scanning signal completely. Whatever lay inside could not be seen.
No excavation was attempted.
Instead, external energy measurements were taken. Every forty-seven seconds, one of the rings surrounding the sphere rose very slightly before energy spread through the underground network.
A machine was still operating.
Perhaps.
Or perhaps what appeared to be operation was only an automated remnant continuing a cycle whose purpose had disappeared long ago.
No one knew how long the system had been repeating it. Surface erosion suggested thousands of years, while some areas appeared capable of being much older.
Yet the orange light was still burning.
The Shadow Above
On the fourth night, a new observation was recorded.
The expedition team was positioned roughly two kilometres from the great ring. While the cameras followed the underground energy pulses in real time, a small dark shape appeared in the eastern part of the sky.
The first recording lasted only three seconds.
An oval form crossed in front of the stars. It left no engine trail, emitted no light and matched no known orbit.
The camera automatically turned towards it, but the object had already left the field of view. Orbital survey craft scanned the region soon afterwards and found nothing.
When the recording was reviewed, the object appeared to have passed above the upper section of the great ring. Its distance could not be determined. It might have been only a few kilometres above the structure, or hundreds of kilometres away.
There was no second sighting.
It could have been a coincidence. A small asteroid, a camera fault or a particle close to the surface. Yet the edges of the form appeared smoother than expected.
More striking was the timing.
At the exact moment the object appeared on camera, the forty-seven-second energy cycle at the centre changed for the first time. The pulse lasted longer than a second, while three major underground lines illuminated simultaneously. Two platforms elsewhere in the valley, previously dark, briefly emitted orange light.
Then everything faded.
Only the centre continued operating.
There was no evidence that the two events were connected.
But they had happened at the same time.
Only one note was added to the expedition record:
Unidentified object observed above Sector N.
No further interpretation was recorded.
A Silence That May Not Be Abandoned
Over the following days, a much wider section of the valley was mapped.
More structures were discovered. Some rose alone several kilometres away, tall narrow towers extending vertically from the surface and angled towards the Nexus. Circular ground patterns were found at the bases of several of them.
For the first time, a sealed chamber was detected inside one structure.
There was no direct way to enter it. No part of the exterior appeared capable of opening. Scanning revealed an empty space behind the wall, but its purpose could not be determined.
There were no seats inside, no visible corridors and no organised rooms that could reasonably be described as living spaces.
This only made the structures more difficult to understand.
If a civilisation had once lived here, where were the traces of daily life? If the valley had been nothing more than a technical facility, where were the settlements?
Similar ruins were found across surveys extending hundreds of kilometres, yet none clearly resembled a city. It seemed as though the entire surface supported a vast network of machinery built for a single purpose.
But no one remained to carry out that purpose.
Or perhaps no one had ever been seen.
On the fifth night, the central structure changed again.
The forty-seven-second cycle continued, but one of the underground energy lines began to flow in the opposite direction. Energy returned from a distant platform towards the Nexus.
Then the second line changed.
Then the third.
For the first time, the spherical structure beneath the centre glowed more strongly. Thin orange lines appeared around the circular plates on the surface. One extended outwards from the centre, followed by several others.
A vast geometric pattern was forming across the ground.
The expedition vehicles withdrew.
There was no explosion and no vibration.
Only light.
Lines across the fractured pieces of the great ring illuminated one after another. The inner surface of the surviving arch filled with a warm glow travelling upwards from below.
For a moment, it appeared that the missing circle might be completed by light.
But it was not.
The broken section above remained dark.
The illumination at the centre held steady for several seconds before every line stretching across the valley went dark at the same moment. Only a small orange point remained around the sphere.
The expedition team waited for hours.
No further movement followed.
During the final measurements, however, another detail was discovered. The geometric lines that had appeared across the ground were not random. Some aligned with stars above the valley.
Not with their present positions.
When the calculations were run backwards, several lines matched far more closely with where those stars had stood in a much older arrangement of the sky.
No precise date could be established.
But if the interpretation was correct, the system was not using the sky visible in the present era as its reference.
That raised another question.
How long had the Nexus been standing here?
The Centre Left Behind
By the time the mission ended, most of the structures had still not been examined.
Dozens of connection points appeared on the valley map, while some underground lines extended far beyond the surveyed region. The longest passed beneath the mountain range and disappeared at a depth beyond the reach of the instruments.
The great ring remained standing at the centre of the valley exactly as it had on the first day.
Broken.
Silent.
But not entirely extinguished.
Before the expedition vehicle left the region, one final recording was taken. As the distance increased, the structure became smaller. The dark arch sank towards the height of the mountains and eventually became little more than a thin silhouette. Its orange light could no longer be seen with the naked eye.
The final energy pulse still reached the sensors.
Forty-seven seconds.
Another cycle.
Then another.
No one knew who had built the structures, when they had arrived or why they had established such an immense network on this world. Nor did anyone know why they had left no clear trace of their own existence behind.
Perhaps the civilisation had disappeared a very long time ago. Perhaps the world had been abandoned. Perhaps the Nexus was merely an automated system waiting for users who would never return.
But the dark oval object seen above the valley, and the reaction that occurred at exactly the same moment, made it impossible to dismiss one final possibility entirely.
The remnants of a civilisation had been found.
Whether the civilisation itself was truly gone remained unknown.
Continue the Journey
Although the civilisation within the valley appears to have vanished long ago, the energy lines beneath the fractured Nexus still awaken at regular intervals, connecting structures that have otherwise fallen silent. Forsaken Nexus carries the traces of these immense ruins, whose builders and purpose remain unknown, while leaving one question unanswered: whether the silent world was ever truly abandoned.
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