🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.68 AU - 0.84 AU

Year: 232 Days

Day: 36.7 Hours

Environment

Temp: 215 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,196,666 km

• M1: 324,328 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1 AU - 1.3 AU

Year: 431 Days

Day: 27.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 24.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,196,666 km

• M1: 121,473 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.26 AU - 1.72 AU

Year: 636 Days

Day: 40.1 Hours

Environment

Temp: -13 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,196,666 km

• M1: 97,687 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.65 AU - 1.79 AU

Year: 789 Days

Day: 16.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,196,666 km

• M1: 55,351 km (0.082 R)

Asteroid Belt

Center: 2.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.71 AU - 2.77 AU

Year: 1587 Days

Day: 44.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,196,666 km

• M1: 497,114 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.02 AU - 3.32 AU

Year: 1975 Days

Day: 20.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.84 AU - 4.4 AU

Year: 2926 Days

Day: 13.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,196,666 km

• M1: 74,051 km (0.089 R)
• M2: 502,350 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.7

Radius: 6.5

Gravity: 16.94 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 13.73 AU - 17.27 AU

Year: 21349 Days

Day: 20.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,196,666 km

• M1: 80,932 km (0.116 R)
• M2: 283,488 km (0.059 R)
• M3: 660,026 km (0.106 R)
• M4: 1,309,580 km (0.071 R)
• M5: 1,546,393 km (0.093 R)
• M6: 1,811,630 km (0.105 R)
• M7: 2,299,768 km (0.07 R)
• M8: 3,446,885 km (0.039 R)
• M9: 5,393,003 km (0.096 R)
• M10: 5,797,366 km (0.079 R)
• M11: 8,552,211 km (0.1 R)
• M12: 9,616,899 km (0.039 R)
• M13: 15,476,349 km (0.11 R)
• M14: 16,795,353 km (0.104 R)
• M15: 19,003,567 km (0.107 R)
• M16: 21,799,103 km (0.082 R)
• M17: 24,747,377 km (0.082 R)
• M18: 25,300,441 km (0.109 R)
• M19: 29,281,689 km (0.076 R)
• M20: 30,150,254 km (0.101 R)
• M21: 31,549,593 km (0.088 R)
• M22: 32,199,745 km (0.052 R)
• M23: 33,931,939 km (0.084 R)
• M24: 35,305,995 km (0.036 R)
• M25: 41,328,357 km (0.108 R)
• M26: 44,825,656 km (0.079 R)
• M27: 46,982,408 km (0.041 R)
• M28: 48,171,861 km (0.08 R)
• M29: 52,765,862 km (0.112 R)
• M30: 57,450,519 km (0.086 R)
• M31: 59,992,636 km (0.118 R)
• M32: 64,672,207 km (0.108 R)
• M33: 66,780,639 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.4

Radius: 7.5

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.62 AU - 18.42 AU

Year: 23490 Days

Day: 23.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,196,666 km

• M1: 109,655 km (0.118 R)
• M2: 358,287 km (0.027 R)
• M3: 1,741,020 km (0.113 R)
• M4: 2,502,772 km (0.106 R)
• M5: 3,159,058 km (0.104 R)
• M6: 3,469,175 km (0.053 R)
• M7: 4,454,127 km (0.113 R)
• M8: 6,028,046 km (0.105 R)
• M9: 6,686,875 km (0.077 R)
• M10: 11,291,647 km (0.054 R)
• M11: 11,618,369 km (0.079 R)
• M12: 14,849,982 km (0.111 R)
• M13: 20,027,714 km (0.108 R)
• M14: 24,510,414 km (0.096 R)
• M15: 25,503,295 km (0.028 R)
• M16: 45,895,280 km (0.11 R)
• M17: 51,578,653 km (0.103 R)
• M18: 65,780,129 km (0.052 R)
• M19: 68,771,936 km (0.109 R)
• M20: 70,963,695 km (0.119 R)
• M21: 72,750,193 km (0.062 R)
• M22: 74,109,588 km (0.052 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 19,013 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit