🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.44 AU - 0.72 AU

Year: 161 Days

Day: 28.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.65 AU - 1.05 AU

Year: 285 Days

Day: 29.4 Hours

Environment

Temp: 152 °C

Axial Tilt: 74.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.23 AU - 4.29 AU

Year: 2650 Days

Day: 33.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,694,413 km

• M1: 1,024,596 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.93 AU - 4.23 AU

Year: 2995 Days

Day: 46.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369

Radius: 12.2

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.81 AU - 6.33 AU

Year: 5435 Days

Day: 6.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,694,413 km

• M1: 153,338 km (0.117 R)
• M2: 671,395 km (0.055 R)
• M3: 1,249,441 km (0.114 R)
• M4: 2,411,966 km (0.108 R)
• M5: 3,043,419 km (0.032 R)
• M6: 3,457,656 km (0.074 R)
• M7: 3,909,740 km (0.12 R)
• M8: 4,858,939 km (0.057 R)
• M9: 5,401,530 km (0.04 R)
• M10: 5,841,797 km (0.079 R)
• M11: 6,608,785 km (0.103 R)
• M12: 8,488,183 km (0.101 R)
• M13: 9,992,390 km (0.076 R)
• M14: 12,931,988 km (0.08 R)
• M15: 15,402,597 km (0.051 R)
• M16: 16,749,127 km (0.101 R)
• M17: 17,689,499 km (0.093 R)
• M18: 18,172,850 km (0.075 R)
• M19: 19,292,291 km (0.084 R)
• M20: 20,391,387 km (0.057 R)
• M21: 22,222,016 km (0.099 R)
• M22: 23,357,314 km (0.1 R)
• M23: 23,792,793 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.3

Radius: 13.1

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.34 AU - 9.48 AU

Year: 8864 Days

Day: 7.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,694,413 km

• M1: 243,545 km (0.063 R)
• M2: 1,288,935 km (0.08 R)
• M3: 2,435,304 km (0.062 R)
• M4: 2,981,037 km (0.097 R)
• M5: 4,712,034 km (0.12 R)
• M6: 6,746,864 km (0.073 R)
• M7: 7,519,537 km (0.074 R)
• M8: 7,991,668 km (0.088 R)
• M9: 12,212,422 km (0.118 R)
• M10: 15,166,681 km (0.085 R)
• M11: 16,703,500 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.7

Radius: 9.8

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.49 AU - 9.01 AU

Year: 9407 Days

Day: 9.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,694,413 km

• M1: 125,213 km (0.106 R)
• M2: 470,186 km (0.08 R)
• M3: 1,191,547 km (0.06 R)
• M4: 2,080,607 km (0.097 R)
• M5: 2,537,928 km (0.115 R)
• M6: 3,531,108 km (0.037 R)
• M7: 4,268,775 km (0.032 R)
• M8: 4,734,473 km (0.04 R)
• M9: 5,942,327 km (0.066 R)
• M10: 7,263,425 km (0.102 R)
• M11: 8,188,389 km (0.114 R)
• M12: 8,543,534 km (0.109 R)
• M13: 8,909,002 km (0.116 R)
• M14: 9,622,434 km (0.12 R)
• M15: 12,980,906 km (0.083 R)
• M16: 15,996,650 km (0.118 R)
• M17: 18,148,914 km (0.057 R)
• M18: 19,138,804 km (0.101 R)
• M19: 20,813,552 km (0.093 R)
• M20: 24,452,221 km (0.071 R)
• M21: 25,004,536 km (0.059 R)
• M22: 29,622,174 km (0.044 R)
• M23: 40,375,418 km (0.116 R)
• M24: 41,017,791 km (0.093 R)
• M25: 44,331,983 km (0.106 R)
• M26: 45,291,055 km (0.114 R)
• M27: 45,706,338 km (0.086 R)
• M28: 46,124,165 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.4

Radius: 7.2

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 12.26 AU - 16.46 AU

Year: 19777 Days

Day: 24.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 82.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,694,413 km

• M1: 90,656 km (0.118 R)
• M2: 503,696 km (0.119 R)
• M3: 1,078,750 km (0.105 R)
• M4: 1,523,804 km (0.068 R)
• M5: 1,805,646 km (0.081 R)
• M6: 2,710,564 km (0.071 R)
• M7: 3,639,716 km (0.1 R)
• M8: 3,916,173 km (0.114 R)
• M9: 4,574,404 km (0.042 R)
• M10: 5,097,547 km (0.106 R)
• M11: 5,587,630 km (0.072 R)
• M12: 6,146,977 km (0.099 R)
• M13: 7,596,879 km (0.091 R)
• M14: 9,990,595 km (0.099 R)
• M15: 10,260,170 km (0.052 R)
• M16: 12,532,262 km (0.032 R)
• M17: 13,229,089 km (0.103 R)
• M18: 14,631,121 km (0.085 R)
• M19: 20,188,681 km (0.114 R)
• M20: 22,591,074 km (0.111 R)
• M21: 23,812,989 km (0.116 R)
• M22: 32,908,390 km (0.043 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 17,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit