🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.68 AU - 0.88 AU

Year: 305 Days

Day: 31.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,845,460 km

• M1: 47,123 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.97 AU - 1.43 AU

Year: 582 Days

Day: 44.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,845,460 km

• M1: 43,234 km (0.115 R)
• M2: 266,434 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.9

Radius: 13.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.2 AU - 2.7 AU

Year: 1699 Days

Day: 13.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,845,460 km

• M1: 171,589 km (0.058 R)
• M2: 616,642 km (0.086 R)
• M3: 1,049,130 km (0.112 R)
• M4: 1,618,051 km (0.043 R)
• M5: 2,189,215 km (0.092 R)
• M6: 3,386,597 km (0.045 R)
• M7: 4,192,929 km (0.083 R)
• M8: 4,692,436 km (0.107 R)
• M9: 6,560,764 km (0.094 R)
• M10: 8,055,995 km (0.044 R)
• M11: 8,652,741 km (0.095 R)

Asteroid Belt

Center: 2.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.4

Radius: 13.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.95 AU - 4.01 AU

Year: 2875 Days

Day: 10.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,845,460 km

• M1: 165,006 km (0.028 R)
• M2: 666,309 km (0.051 R)
• M3: 1,211,743 km (0.093 R)
• M4: 1,960,480 km (0.069 R)
• M5: 2,475,246 km (0.061 R)
• M6: 2,893,223 km (0.059 R)
• M7: 3,565,815 km (0.095 R)
• M8: 4,300,640 km (0.09 R)
• M9: 4,844,877 km (0.095 R)
• M10: 6,123,938 km (0.08 R)
• M11: 7,646,695 km (0.119 R)
• M12: 9,616,450 km (0.112 R)
• M13: 10,663,037 km (0.081 R)
• M14: 12,147,796 km (0.113 R)
• M15: 12,897,431 km (0.113 R)
• M16: 14,489,152 km (0.113 R)
• M17: 15,189,719 km (0.04 R)
• M18: 15,912,726 km (0.108 R)
• M19: 16,557,941 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.5

Radius: 14.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.21 AU - 6.67 AU

Year: 7239 Days

Day: 7.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,845,460 km

• M1: 185,352 km (0.088 R)
• M2: 763,099 km (0.064 R)
• M3: 1,462,319 km (0.036 R)
• M4: 2,617,664 km (0.057 R)
• M5: 3,498,346 km (0.112 R)
• M6: 4,874,497 km (0.106 R)
• M7: 5,899,990 km (0.106 R)
• M8: 6,505,263 km (0.113 R)
• M9: 8,906,908 km (0.055 R)
• M10: 9,813,321 km (0.111 R)
• M11: 11,326,952 km (0.062 R)
• M12: 13,791,577 km (0.072 R)
• M13: 16,698,264 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.8

Radius: 13.7

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.85 AU - 8.27 AU

Year: 10135 Days

Day: 10.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,845,460 km

• M1: 170,392 km (0.103 R)
• M2: 1,488,499 km (0.107 R)
• M3: 2,534,637 km (0.05 R)
• M4: 3,207,678 km (0.119 R)
• M5: 5,106,374 km (0.027 R)
• M6: 5,750,991 km (0.113 R)
• M7: 7,971,771 km (0.099 R)
• M8: 8,421,762 km (0.102 R)
• M9: 8,936,378 km (0.117 R)
• M10: 9,925,968 km (0.085 R)
• M11: 10,447,616 km (0.094 R)
• M12: 13,025,337 km (0.073 R)
• M13: 13,524,545 km (0.104 R)
• M14: 14,036,469 km (0.075 R)
• M15: 14,963,527 km (0.057 R)
• M16: 16,647,251 km (0.077 R)
• M17: 18,298,662 km (0.049 R)
• M18: 19,244,420 km (0.098 R)
• M19: 21,318,893 km (0.103 R)
• M20: 21,925,662 km (0.075 R)
• M21: 22,543,801 km (0.115 R)
• M22: 23,173,608 km (0.092 R)
• M23: 30,677,886 km (0.117 R)
• M24: 37,361,769 km (0.067 R)
• M25: 38,244,097 km (0.11 R)
• M26: 41,375,629 km (0.069 R)
• M27: 44,533,341 km (0.089 R)
• M28: 48,292,586 km (0.08 R)
• M29: 51,170,101 km (0.091 R)
• M30: 52,572,282 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.6

Radius: 13

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.62 AU - 9.78 AU

Year: 10401 Days

Day: 6.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,845,460 km

• M1: 162,164 km (0.114 R)
• M2: 810,820 km (0.115 R)
• M3: 2,028,697 km (0.107 R)
• M4: 2,915,513 km (0.048 R)
• M5: 3,425,193 km (0.095 R)
• M6: 5,259,412 km (0.069 R)
• M7: 6,517,381 km (0.103 R)
• M8: 7,555,440 km (0.102 R)
• M9: 8,656,481 km (0.059 R)
• M10: 13,066,626 km (0.061 R)
• M11: 17,401,972 km (0.085 R)
• M12: 19,468,667 km (0.059 R)
• M13: 20,245,080 km (0.108 R)
• M14: 23,645,589 km (0.081 R)
• M15: 24,889,196 km (0.078 R)
• M16: 26,363,184 km (0.088 R)
• M17: 41,704,894 km (0.118 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 16,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit