🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.69 AU - 0.77 AU

Year: 219 Days

Day: 25.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.71 AU - 0.75 AU

Year: 219 Days

Day: 16.4 Hours

Environment

Temp: 151 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.53 AU - 1.59 AU

Year: 685 Days

Day: 37.6 Hours

Environment

Temp: -2 °C

Axial Tilt: 49 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 108,660,693 km

• M1: 167,849 km (0.104 R)
• M2: 342,579 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.51 AU - 2.05 AU

Year: 835 Days

Day: 38.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 108,660,693 km

• M1: 225,594 km (0.086 R)
• M2: 566,826 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.89 AU - 4.35 AU

Year: 2421 Days

Day: 37.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.3

Radius: 9.3

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.32 AU - 7.02 AU

Year: 6054 Days

Day: 12.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 108,660,693 km

• M1: 118,332 km (0.083 R)
• M2: 415,882 km (0.073 R)
• M3: 936,483 km (0.107 R)
• M4: 1,329,775 km (0.106 R)
• M5: 1,771,837 km (0.064 R)
• M6: 2,224,969 km (0.056 R)
• M7: 3,181,348 km (0.117 R)
• M8: 4,235,265 km (0.104 R)
• M9: 4,665,060 km (0.093 R)
• M10: 5,300,103 km (0.096 R)
• M11: 5,991,694 km (0.087 R)
• M12: 7,425,141 km (0.117 R)
• M13: 9,522,353 km (0.115 R)
• M14: 9,906,820 km (0.06 R)
• M15: 11,722,788 km (0.1 R)
• M16: 13,034,762 km (0.094 R)
• M17: 13,799,207 km (0.052 R)
• M18: 14,950,063 km (0.101 R)
• M19: 17,102,029 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617

Radius: 8.1

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.92 AU - 9.86 AU

Year: 9316 Days

Day: 13.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 108,660,693 km

• M1: 100,829 km (0.101 R)
• M2: 362,027 km (0.116 R)
• M3: 748,588 km (0.051 R)
• M4: 1,425,967 km (0.085 R)
• M5: 1,894,059 km (0.094 R)
• M6: 2,595,224 km (0.079 R)
• M7: 2,962,786 km (0.106 R)
• M8: 3,506,574 km (0.104 R)
• M9: 3,879,073 km (0.047 R)
• M10: 6,330,982 km (0.089 R)
• M11: 7,311,147 km (0.081 R)
• M12: 8,432,383 km (0.089 R)
• M13: 10,908,078 km (0.055 R)
• M14: 17,028,426 km (0.112 R)
• M15: 18,025,347 km (0.082 R)
• M16: 19,135,961 km (0.076 R)
• M17: 22,741,569 km (0.098 R)
• M18: 24,037,386 km (0.084 R)
• M19: 24,838,183 km (0.108 R)
• M20: 27,443,430 km (0.058 R)
• M21: 29,614,095 km (0.113 R)
• M22: 30,949,107 km (0.029 R)
• M23: 32,431,322 km (0.095 R)
• M24: 33,518,600 km (0.109 R)
• M25: 33,960,213 km (0.116 R)
• M26: 35,081,299 km (0.063 R)
• M27: 41,185,191 km (0.08 R)
• M28: 42,331,111 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.9

Radius: 5.5

Gravity: 31.04 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 18.73 AU - 19.31 AU

Year: 29154 Days

Day: 24.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 108,660,693 km

• M1: 68,516 km (0.029 R)
• M2: 592,557 km (0.081 R)
• M3: 813,214 km (0.103 R)
• M4: 1,272,629 km (0.114 R)
• M5: 2,477,790 km (0.11 R)
• M6: 3,560,429 km (0.107 R)
• M7: 4,298,994 km (0.082 R)
• M8: 6,265,458 km (0.118 R)
• M9: 7,443,691 km (0.074 R)
• M10: 10,916,456 km (0.073 R)
• M11: 12,457,015 km (0.078 R)
• M12: 13,480,264 km (0.102 R)
• M13: 13,970,796 km (0.117 R)
• M14: 14,987,762 km (0.04 R)
• M15: 16,418,965 km (0.088 R)
• M16: 17,262,996 km (0.114 R)
• M17: 18,432,702 km (0.116 R)
• M18: 19,241,278 km (0.077 R)
• M19: 20,712,872 km (0.077 R)
• M20: 22,257,770 km (0.118 R)
• M21: 26,074,460 km (0.112 R)
• M22: 26,326,532 km (0.103 R)
• M23: 28,668,936 km (0.108 R)
• M24: 34,062,837 km (0.104 R)
• M25: 35,741,923 km (0.086 R)
• M26: 39,429,511 km (0.088 R)
• M27: 40,600,264 km (0.105 R)
• M28: 41,279,588 km (0.038 R)
• M29: 44,790,051 km (0.078 R)
• M30: 45,880,769 km (0.051 R)
• M31: 46,989,140 km (0.102 R)
• M32: 52,197,988 km (0.111 R)
• M33: 55,667,612 km (0.111 R)
• M34: 57,352,383 km (0.106 R)
• M35: 59,070,814 km (0.093 R)
• M36: 61,044,608 km (0.119 R)
• M37: 65,355,271 km (0.063 R)
• M38: 68,418,885 km (0.104 R)
• M39: 75,339,582 km (0.095 R)
• M40: 78,443,139 km (0.105 R)
• M41: 79,761,097 km (0.094 R)
• M42: 94,057,567 km (0.075 R)
• M43: 99,177,704 km (0.04 R)
• M44: 101,650,108 km (0.117 R)
• M45: 102,274,529 km (0.115 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 13,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit