Real exoplanet setting

The night practice

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The night practice
WARRIOR · Stillness & disciplineArtist’s imagined scene

An alien warrior holds a one-foot balance inside a pressure habitat. The night hemisphere and glowing fissures are an imagined thermal landscape, not a resolved map of this planet. Fictional warrior portrait: She raises one foot and opens her hands. Beyond the pressure window, the planet’s imagined heat traces a red boundary through the darkness. Inside, her task is small and exact: to remain balanced without stiffening, and to recover without anger when balance is lost. For several breaths, the balance seems effortless. Then a slight shift travels upward from the supporting foot. She reaches too far in correcting it and sets the raised foot down. The mistake is ordinary, yet irritation arrives immediately. She feels the temptation to repeat the pose at once, as though a successful attempt could erase the failed one. Instead she waits until she can begin without arguing with what already happened. This pause is the central exercise. Her mind prefers a story in which discipline has made her permanently steady. Her body offers more useful information: attention fluctuates, fatigue accumulates, and familiar movements still require care. She lets the story loosen. A practice that allows her to notice these changes can serve her longer than an image of herself that must be defended from them. The bright curve outside the chamber adds intensity without demanding a response. She can look toward it and still feel the floor beneath her. Awe and composure need not cancel one another. The sight reminds her that a strong feeling can occupy the mind without taking command of every movement, and that wonder can remain open even when concentration is precise. On the next attempt she balances for a shorter time, but lowers the foot deliberately. That ending matters. She has chosen it while still attentive, rather than waiting for strain to choose for her. When she leaves the chamber, she hopes to carry the same freedom into moments of urgency: enough steadiness to recognize a limit, enough patience to recover, and enough courage to try again. The contrast does not make her powerful enough to command a world. It reminds her where her responsibility begins. A warrior’s composure is something she can practice in her own body. Against a cosmic scale, that narrow sphere of responsibility becomes clearer, and more precious.

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

55 Cnc e is a real catalogued exoplanet orbiting 55 Cnc. The local NASA composite snapshot lists an orbital period of 0.7365474 days; the companion measurement table preserves reported uncertainties, limits and source provenance. The viewpoint is: enclosed orbital dojo. All warriors, cultures, training practices and constructed environments are fictional.

Available measurements

Host: 55 Cnc · 2 catalog star(s) · Super-Earth / transition

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 radius1.875 [+0.029 / -0.029]Earth radiiBourrier et al. 2018
Planet mass7.99 [+0.32 / -0.33]Earth massesBourrier et al. 2018
Bulk density6.66 [+0.43 / -0.4]g/cm³Bourrier et al. 2018
Orbital period0.73655 [+1.3e-06 / -1.4e-06]daysBourrier et al. 2018
Orbital semimajor axis0.01544 [+5e-05 / -5e-05]AUBourrier et al. 2018
Orbital eccentricity0.05 [+0.03 / -0.03]Bourrier et al. 2018
Orbital inclination83.59 [+0.47 / -0.44]degreesBourrier et al. 2018
Irradiation2,657.8Earth fluxExoFOP
Equilibrium temperature1,958 [+15 / -15]K; not surface temperatureDemory et al. 2011
Catalog stellar effective temperature5,172 [+18 / -18]KBourrier et al. 2018
Catalog stellar radius0.943 [+0.01 / -0.01]Solar radiiBourrier et al. 2018
Catalog stellar mass0.905 [+0.015 / -0.015]Solar massesBourrier et al. 2018
Catalog stellar luminosity-0.19695 [+0.0125 / -0.01039]log10 Solar luminosityKnapp et al. 2020
Catalog stellar age5.5 [+2.5 / -2.5]GyrMarcy et al. 2002
Catalog stellar metallicity0.35 [+0.1 / -0.1]dexBourrier et al. 2018
System distance12.585 [+0.0124 / -0.0123]pcTICv8

What about life?

Incident flux lies outside the broad triage window. This does not exclude subsurface habitats or unusual atmospheres; a climate model is required. No confirmed life; no planet-specific biosignature literature review in this release.

NASA system dossier ↗

Papers and references