🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.83 AU - 1.99 AU

Year: 974 Days

Day: 21.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,951,961 km

• M1: 160,369 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.7 AU - 2.28 AU

Year: 1036 Days

Day: 31.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.72 AU - 2.66 AU

Year: 1196 Days

Day: 40.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.75 AU - 3.75 AU

Year: 2162 Days

Day: 35.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,951,961 km

• M1: 353,799 km (0.107 R)
• M2: 541,544 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.49 AU - 4.81 AU

Year: 3119 Days

Day: 16.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,951,961 km

• M1: 54,304 km (0.107 R)
• M2: 652,247 km (0.113 R)

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.3

Radius: 13.6

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.84 AU - 7.44 AU

Year: 6313 Days

Day: 7.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,951,961 km

• M1: 169,195 km (0.049 R)
• M2: 704,157 km (0.048 R)
• M3: 1,184,516 km (0.057 R)
• M4: 1,681,480 km (0.111 R)
• M5: 2,187,719 km (0.09 R)
• M6: 3,023,074 km (0.063 R)
• M7: 3,909,441 km (0.072 R)
• M8: 4,496,613 km (0.108 R)
• M9: 5,013,324 km (0.104 R)
• M10: 7,159,904 km (0.101 R)
• M11: 8,920,671 km (0.088 R)
• M12: 9,383,227 km (0.115 R)
• M13: 9,821,399 km (0.057 R)
• M14: 10,567,743 km (0.107 R)
• M15: 11,441,096 km (0.107 R)
• M16: 12,034,251 km (0.116 R)
• M17: 13,784,696 km (0.106 R)
• M18: 15,810,550 km (0.108 R)
• M19: 16,375,133 km (0.07 R)
• M20: 18,150,261 km (0.106 R)
• M21: 18,644,532 km (0.05 R)
• M22: 19,595,526 km (0.084 R)
• M23: 21,663,417 km (0.054 R)
• M24: 25,452,731 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.5

Radius: 10.9

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.73 AU - 9.15 AU

Year: 9862 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,951,961 km

• M1: 135,536 km (0.098 R)
• M2: 541,245 km (0.069 R)
• M3: 1,044,193 km (0.061 R)
• M4: 1,996,683 km (0.092 R)
• M5: 2,544,660 km (0.08 R)
• M6: 3,030,703 km (0.095 R)
• M7: 3,836,288 km (0.071 R)
• M8: 5,764,006 km (0.101 R)
• M9: 6,120,797 km (0.034 R)
• M10: 7,159,006 km (0.059 R)
• M11: 8,537,102 km (0.113 R)
• M12: 9,582,192 km (0.066 R)
• M13: 10,657,502 km (0.075 R)
• M14: 13,664,270 km (0.077 R)
• M15: 19,408,080 km (0.101 R)
• M16: 21,632,899 km (0.118 R)
• M17: 25,519,153 km (0.08 R)
• M18: 26,779,964 km (0.025 R)
• M19: 29,007,626 km (0.102 R)
• M20: 32,464,533 km (0.06 R)
• M21: 37,529,468 km (0.108 R)
• M22: 40,573,785 km (0.076 R)
• M23: 41,756,655 km (0.042 R)
• M24: 43,778,919 km (0.112 R)
• M25: 46,433,085 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883

Radius: 3.1

Gravity: 91.88 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.77 AU - 15.85 AU

Year: 17916 Days

Day: 16.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,951,961 km

• M1: 38,596 km (0.113 R)
• M2: 185,202 km (0.097 R)
• M3: 314,006 km (0.12 R)
• M4: 457,919 km (0.107 R)
• M5: 813,663 km (0.112 R)
• M6: 1,284,148 km (0.108 R)
• M7: 1,837,810 km (0.051 R)
• M8: 2,115,164 km (0.106 R)
• M9: 2,442,484 km (0.076 R)
• M10: 3,748,025 km (0.095 R)
• M11: 9,885,278 km (0.076 R)
• M12: 11,424,490 km (0.061 R)
• M13: 12,352,595 km (0.044 R)
• M14: 20,485,783 km (0.115 R)
• M15: 20,677,268 km (0.12 R)
• M16: 22,759,371 km (0.066 R)
• M17: 22,964,769 km (0.081 R)
• M18: 29,713,877 km (0.029 R)
• M19: 30,453,788 km (0.102 R)
• M20: 31,459,086 km (0.081 R)
• M21: 41,217,056 km (0.112 R)
• M22: 48,619,308 km (0.06 R)
• M23: 54,626,410 km (0.091 R)
• M24: 56,108,477 km (0.103 R)
• M25: 60,125,628 km (0.091 R)
• M26: 64,125,726 km (0.052 R)
• M27: 66,190,625 km (0.109 R)
• M28: 75,804,083 km (0.049 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 18,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit