Real exoplanet setting

Beneath the pale arc

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Beneath the pale arc
WARRIOR · Stillness & disciplineArtist’s imagined scene

A warrior meditates beside discarded armor on an invented coastal moon. Both the moon and the parent planet’s thin rings are fictional; neither is claimed as detected. Fictional warrior portrait: He sets the armor beside him and kneels where the water touches the stone. Without its weight, he notices how readily the body braces for dangers that are absent. He lets his hands open. The discipline today is to meet the quiet without inventing a threat to fill it. Removing the armor is a slow task. He lays each piece where it will stay dry and runs his fingers along the fastenings before setting them aside. The care is familiar, almost comforting. Once the last plate is off, the air reaches parts of his skin that have been covered for hours. He notices his shoulders remaining lifted, as if they were still carrying the weight. It takes time for them to settle. A life organized around readiness can make rest feel like unfinished work. He has brought that feeling to this place before and knows that it will not disappear because he orders it away. He allows the water, the texture of the stone and the movement of his own breathing to become sufficient things to notice. For a little while, nothing needs to be anticipated. The arc above the coast draws his eyes outward. In the story he has made of it, countless small pieces can form a shape more extensive than any one of them. The image encourages him to remember the labor behind his apparent independence: food grown, tools repaired, children taught, injuries tended. His strength has always been held within relationships, even when the armor made him look self-contained. He will put the plates on again before returning to duty. The act need not undo what he has learned beside them. He can carry protection without making guardedness his only way of meeting others. The quiet coast restores a capacity he wants to preserve: to encounter something beautiful without first asking whether he can possess it, defend it, or turn it to advantage. The pale arc overhead belongs to the imagined sky, while his humility belongs to the story. He has learned that strength can include being unguarded in a place of safety. His connection to the cosmos is a feeling of kinship with matter, light and time, without the need to stand above them.

01 / Interpretation

The imagined scene

The host system is real. All alien organisms, robots, societies and social histories are fictional. Moons, rings, terrain and weather are artistic assumptions unless specifically supported by a cited source. These images are not calibrated simulations of the sky.

02 / Evidence

The scientific anchor

HD 128311 c is a real catalogued exoplanet orbiting HD 128311. The local NASA composite snapshot lists an orbital period of 921.538 days; the companion measurement table preserves reported uncertainties, limits and source provenance. The viewpoint is: imagined atmospheric moon with invented planetary rings. All warriors, cultures, training practices and constructed environments are fictional. The depicted ground belongs to an invented moon, not to an exposed solid surface of the giant planet. No exomoon detection is claimed.

Available measurements

Host: HD 128311 · 1 catalog star(s) · Giant-size planet

NASA composite catalog values may combine different papers. Errors and upper/lower limits are retained. “Calculated Value” means derived or estimated. Msini is a minimum mass. Missing values are unknown. A multiple-star system’s single stellar row does not describe every component. Equilibrium temperature is not a measured surface temperature.

QuantityValue & uncertaintyUnitPaper / source
Planet radius13Earth radiiCalculated Value
Planet mass1,204.3 [+293.67 / -137.3]Earth massesMcArthur et al. 2014
Bulk density3.01g/cm³Calculated Value
Orbital period921.54 [+1.15 / -1.15]daysMcArthur et al. 2014
Orbital semimajor axis1.74 [+0.01 / -0.01]AUMcArthur et al. 2014
Orbital eccentricity0.159 [+0.006 / -0.006]McArthur et al. 2014
Orbital inclination55.95 [+14.553 / -14.553]degreesMcArthur et al. 2014
Irradiation0.1017 [+0.0012 / -0.0012]Earth fluxCalculated Value
Equilibrium temperature158.23 [+2.55 / -2.55]K; not surface temperatureCalculated Value
Catalog stellar effective temperature4,965 [+44 / -44]KWittenmyer et al. 2009
Catalog stellar radius0.76 [+0.02 / -0.02]Solar radiiMcArthur et al. 2014
Catalog stellar mass0.828 [+0.008 / -0.012]Solar massesMcArthur et al. 2014
Catalog stellar luminosity-0.5116 [+0.0007 / -0.0007]log10 Solar luminosityGaia DR2
Catalog stellar age≤ 0.96 (upper limit)GyrMcArthur et al. 2014
Catalog stellar metallicity0.08 [+0.03 / -0.03]dexWittenmyer et al. 2009
System distance16.329 [+0.0199 / -0.0198]pcTICv8

What about life?

Likely a deep gaseous envelope, without a solid exterior surface. Atmospheric or moon life is speculative; this is not proof that all life is impossible. No confirmed life; no planet-specific biosignature literature review in this release.

NASA system dossier ↗

Papers and references