🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.8 AU - 2.9 AU

Year: 1303 Days

Day: 28.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.03 AU - 2.67 AU

Year: 1303 Days

Day: 44.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.9

Radius: 14.8

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.09 AU - 9.07 AU

Year: 7547 Days

Day: 11 Hours

Environment

Temp: -157 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,706,181 km

• M1: 184,005 km (0.081 R)
• M2: 1,145,172 km (0.112 R)
• M3: 1,703,321 km (0.072 R)
• M4: 2,321,310 km (0.104 R)
• M5: 3,260,037 km (0.074 R)
• M6: 5,068,525 km (0.106 R)
• M7: 5,789,138 km (0.117 R)
• M8: 7,167,234 km (0.12 R)
• M9: 8,368,804 km (0.069 R)
• M10: 8,841,683 km (0.086 R)
• M11: 9,469,396 km (0.11 R)
• M12: 10,175,049 km (0.072 R)
• M13: 11,428,829 km (0.086 R)
• M14: 12,229,177 km (0.047 R)
• M15: 13,587,227 km (0.112 R)
• M16: 14,670,166 km (0.047 R)
• M17: 17,769,534 km (0.098 R)
• M18: 18,481,471 km (0.053 R)
• M19: 21,045,129 km (0.107 R)
• M20: 22,330,175 km (0.067 R)
• M21: 26,591,770 km (0.063 R)
• M22: 27,335,570 km (0.116 R)
• M23: 29,354,244 km (0.057 R)
• M24: 29,849,263 km (0.096 R)
• M25: 30,551,625 km (0.103 R)
• M26: 33,579,187 km (0.077 R)
• M27: 34,229,788 km (0.086 R)
• M28: 36,801,675 km (0.099 R)
• M29: 40,713,509 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635

Radius: 8.9

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.97 AU - 9.35 AU

Year: 7667 Days

Day: 11.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,706,181 km

• M1: 112,348 km (0.094 R)
• M2: 409,150 km (0.066 R)
• M3: 1,154,297 km (0.027 R)
• M4: 1,475,783 km (0.091 R)
• M5: 1,755,980 km (0.071 R)
• M6: 2,665,984 km (0.108 R)
• M7: 3,527,817 km (0.107 R)
• M8: 3,812,502 km (0.05 R)
• M9: 4,647,856 km (0.07 R)
• M10: 5,537,066 km (0.109 R)
• M11: 5,824,892 km (0.071 R)
• M12: 10,489,653 km (0.119 R)
• M13: 13,849,023 km (0.089 R)
• M14: 16,449,632 km (0.069 R)
• M15: 18,566,442 km (0.026 R)
• M16: 20,024,722 km (0.11 R)
• M17: 24,856,434 km (0.071 R)
• M18: 28,952,723 km (0.113 R)
• M19: 31,412,411 km (0.047 R)
• M20: 34,867,973 km (0.089 R)
• M21: 37,307,465 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.6

Radius: 12.7

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.15 AU - 15.01 AU

Year: 16137 Days

Day: 13.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,706,181 km

• M1: 158,125 km (0.107 R)
• M2: 590,912 km (0.059 R)
• M3: 1,180,327 km (0.081 R)
• M4: 1,858,903 km (0.037 R)
• M5: 2,317,421 km (0.091 R)
• M6: 3,916,921 km (0.112 R)
• M7: 4,556,751 km (0.073 R)
• M8: 6,158,496 km (0.065 R)
• M9: 6,943,585 km (0.106 R)
• M10: 8,761,349 km (0.117 R)
• M11: 10,494,291 km (0.093 R)
• M12: 12,506,532 km (0.095 R)
• M13: 15,107,590 km (0.115 R)
• M14: 17,740,213 km (0.092 R)
• M15: 19,003,118 km (0.058 R)
• M16: 19,822,316 km (0.069 R)
• M17: 23,991,759 km (0.084 R)
• M18: 26,331,320 km (0.11 R)
• M19: 28,712,469 km (0.063 R)
• M20: 39,944,427 km (0.093 R)
• M21: 43,924,777 km (0.114 R)
• M22: 46,524,190 km (0.049 R)
• M23: 51,081,539 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.7

Radius: 6.9

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 18.17 AU - 20.05 AU

Year: 30212 Days

Day: 21.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,706,181 km

• M1: 101,727 km (0.108 R)
• M2: 493,972 km (0.047 R)
• M3: 874,549 km (0.118 R)
• M4: 2,311,736 km (0.101 R)
• M5: 2,887,688 km (0.076 R)
• M6: 4,890,354 km (0.054 R)
• M7: 7,424,692 km (0.083 R)
• M8: 8,833,156 km (0.079 R)
• M9: 13,665,466 km (0.111 R)
• M10: 21,582,485 km (0.088 R)
• M11: 23,444,829 km (0.038 R)
• M12: 25,411,742 km (0.086 R)
• M13: 27,367,883 km (0.116 R)
• M14: 45,584,416 km (0.064 R)
• M15: 46,586,722 km (0.066 R)
• M16: 59,984,557 km (0.035 R)
• M17: 77,613,918 km (0.073 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 14,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit