🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.1

Radius: 11

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.98 AU - 2.2 AU

Year: 1982 Days

Day: 8.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,261,764 km

• M1: 136,882 km (0.065 R)
• M2: 569,519 km (0.087 R)
• M3: 1,259,764 km (0.105 R)
• M4: 1,963,472 km (0.067 R)
• M5: 2,311,586 km (0.088 R)
• M6: 2,956,353 km (0.096 R)
• M7: 4,218,810 km (0.069 R)
• M8: 4,684,059 km (0.091 R)
• M9: 6,665,632 km (0.095 R)
• M10: 7,271,504 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.1

Radius: 12.8

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.16 AU - 2.9 AU

Year: 2640 Days

Day: 8.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 74,261,764 km

• M1: 166,353 km (0.082 R)
• M2: 641,775 km (0.096 R)
• M3: 1,361,041 km (0.083 R)
• M4: 2,890,380 km (0.078 R)
• M5: 3,357,724 km (0.045 R)
• M6: 4,099,879 km (0.077 R)
• M7: 4,678,225 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.6

Radius: 11.3

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.49 AU - 2.57 AU

Year: 2640 Days

Day: 11.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,261,764 km

• M1: 145,110 km (0.117 R)
• M2: 723,605 km (0.096 R)
• M3: 1,108,071 km (0.1 R)
• M4: 1,623,137 km (0.093 R)
• M5: 2,235,291 km (0.11 R)
• M6: 2,609,436 km (0.116 R)
• M7: 3,054,789 km (0.032 R)
• M8: 6,189,612 km (0.097 R)
• M9: 6,731,007 km (0.084 R)
• M10: 7,993,912 km (0.03 R)
• M11: 8,787,529 km (0.078 R)
• M12: 9,795,220 km (0.059 R)
• M13: 10,878,308 km (0.058 R)
• M14: 11,376,469 km (0.094 R)
• M15: 12,266,128 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.4

Radius: 11.7

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.47 AU - 3.11 AU

Year: 3057 Days

Day: 7.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,261,764 km

• M1: 145,559 km (0.06 R)
• M2: 562,488 km (0.119 R)
• M3: 1,706,463 km (0.117 R)
• M4: 2,246,511 km (0.085 R)
• M5: 2,849,391 km (0.072 R)
• M6: 3,388,691 km (0.088 R)
• M7: 3,913,032 km (0.114 R)
• M8: 4,292,412 km (0.063 R)
• M9: 5,555,167 km (0.079 R)
• M10: 6,720,684 km (0.083 R)
• M11: 8,381,669 km (0.092 R)
• M12: 10,065,693 km (0.11 R)
• M13: 11,661,603 km (0.12 R)
• M14: 12,140,765 km (0.059 R)
• M15: 13,609,816 km (0.081 R)
• M16: 14,190,256 km (0.076 R)
• M17: 16,569,610 km (0.067 R)
• M18: 18,083,839 km (0.1 R)
• M19: 19,023,613 km (0.071 R)
• M20: 19,566,504 km (0.096 R)
• M21: 20,619,972 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.8

Radius: 3.7

Gravity: 38.77 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 8.24 AU - 12.5 AU

Year: 21907 Days

Day: 21.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,261,764 km

• M1: 55,800 km (0.051 R)
• M2: 547,079 km (0.116 R)
• M3: 1,606,382 km (0.104 R)
• M4: 2,029,894 km (0.09 R)
• M5: 2,861,209 km (0.095 R)
• M6: 3,120,163 km (0.091 R)
• M7: 3,625,355 km (0.09 R)
• M8: 3,991,122 km (0.095 R)
• M9: 6,808,947 km (0.12 R)
• M10: 7,083,010 km (0.094 R)
• M11: 7,412,126 km (0.117 R)
• M12: 9,547,486 km (0.12 R)
• M13: 12,733,472 km (0.053 R)
• M14: 29,876,789 km (0.097 R)
• M15: 33,927,899 km (0.105 R)
• M16: 35,265,304 km (0.087 R)
• M17: 37,760,148 km (0.091 R)
• M18: 41,416,918 km (0.085 R)
• M19: 42,328,418 km (0.069 R)
• M20: 44,983,332 km (0.11 R)
• M21: 48,413,461 km (0.115 R)
• M22: 65,502,325 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 12,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit