🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.1

Radius: 8.9

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.59 AU - 0.63 AU

Year: 329 Days

Day: 6.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 30,409,469 km

• M1: 110,702 km (0.099 R)
• M2: 500,854 km (0.077 R)
• M3: 821,891 km (0.076 R)
• M4: 1,397,843 km (0.085 R)
• M5: 1,732,792 km (0.092 R)
• M6: 2,167,972 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.2

Radius: 12

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.64 AU - 0.96 AU

Year: 494 Days

Day: 13.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,409,469 km

• M1: 149,299 km (0.08 R)
• M2: 679,773 km (0.074 R)
• M3: 1,141,881 km (0.096 R)
• M4: 1,541,008 km (0.096 R)
• M5: 2,550,045 km (0.083 R)
• M6: 3,211,717 km (0.109 R)
• M7: 3,590,349 km (0.087 R)
• M8: 4,070,259 km (0.095 R)
• M9: 4,577,246 km (0.115 R)
• M10: 5,901,337 km (0.049 R)
• M11: 6,793,688 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.6

Radius: 11.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.71 AU - 0.97 AU

Year: 531 Days

Day: 14.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,409,469 km

• M1: 160,668 km (0.045 R)
• M2: 799,002 km (0.069 R)
• M3: 1,288,337 km (0.042 R)
• M4: 1,838,259 km (0.03 R)
• M5: 2,282,864 km (0.025 R)
• M6: 2,662,992 km (0.117 R)
• M7: 3,578,680 km (0.042 R)
• M8: 4,250,674 km (0.1 R)
• M9: 5,654,052 km (0.075 R)
• M10: 6,490,603 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.7

Radius: 9.9

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.33 AU - 2.21 AU

Year: 1625 Days

Day: 8 Hours

Environment

Temp: -198 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,409,469 km

• M1: 123,119 km (0.107 R)
• M2: 465,698 km (0.042 R)
• M3: 857,046 km (0.114 R)
• M4: 1,479,074 km (0.087 R)
• M5: 2,011,493 km (0.099 R)
• M6: 2,367,087 km (0.05 R)
• M7: 3,054,041 km (0.077 R)
• M8: 4,120,973 km (0.046 R)
• M9: 4,599,387 km (0.079 R)
• M10: 6,114,813 km (0.116 R)
• M11: 7,240,387 km (0.118 R)
• M12: 7,654,025 km (0.11 R)
• M13: 8,498,655 km (0.048 R)
• M14: 11,078,620 km (0.115 R)
• M15: 11,443,489 km (0.096 R)
• M16: 13,595,006 km (0.11 R)
• M17: 14,098,103 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84

Radius: 14.3

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.46 AU - 3.9 AU

Year: 4873 Days

Day: 7.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,409,469 km

• M1: 177,872 km (0.082 R)
• M2: 835,205 km (0.113 R)
• M3: 1,352,365 km (0.051 R)
• M4: 1,839,904 km (0.079 R)
• M5: 2,297,973 km (0.115 R)
• M6: 2,875,869 km (0.079 R)
• M7: 3,633,134 km (0.09 R)
• M8: 4,253,067 km (0.083 R)
• M9: 5,615,455 km (0.076 R)
• M10: 6,854,724 km (0.084 R)
• M11: 8,328,562 km (0.106 R)
• M12: 9,156,287 km (0.111 R)
• M13: 9,705,311 km (0.108 R)
• M14: 10,587,341 km (0.033 R)
• M15: 12,355,587 km (0.097 R)
• M16: 13,269,630 km (0.092 R)
• M17: 14,356,608 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.2

Radius: 14.8

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.73 AU - 4.93 AU

Year: 6219 Days

Day: 12.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,409,469 km

• M1: 198,367 km (0.088 R)
• M2: 778,956 km (0.095 R)
• M3: 1,260,362 km (0.117 R)
• M4: 1,816,567 km (0.083 R)
• M5: 2,375,764 km (0.101 R)
• M6: 2,993,753 km (0.079 R)
• M7: 3,568,657 km (0.084 R)
• M8: 4,123,217 km (0.119 R)
• M9: 5,267,939 km (0.115 R)
• M10: 5,811,129 km (0.104 R)
• M11: 6,360,153 km (0.09 R)
• M12: 6,844,252 km (0.062 R)
• M13: 7,352,885 km (0.086 R)
• M14: 7,959,804 km (0.119 R)
• M15: 8,716,769 km (0.104 R)
• M16: 9,397,439 km (0.072 R)
• M17: 12,283,780 km (0.079 R)
• M18: 12,782,988 km (0.059 R)
• M19: 16,971,579 km (0.119 R)
• M20: 18,943,429 km (0.118 R)
• M21: 19,950,671 km (0.062 R)
• M22: 22,961,029 km (0.067 R)
• M23: 24,261,633 km (0.112 R)
• M24: 26,427,361 km (0.082 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 16,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit