🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.3

Radius: 9.2

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.91 AU - 1.51 AU

Year: 903 Days

Day: 5.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,156,572 km

• M1: 114,442 km (0.118 R)
• M2: 566,527 km (0.112 R)
• M3: 877,990 km (0.099 R)
• M4: 1,370,616 km (0.068 R)
• M5: 1,784,852 km (0.075 R)
• M6: 5,716,883 km (0.094 R)
• M7: 6,167,023 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.3

Radius: 11.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.34 AU - 2.1 AU

Year: 1530 Days

Day: 5 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,156,572 km

• M1: 143,016 km (0.096 R)
• M2: 586,872 km (0.055 R)
• M3: 1,022,202 km (0.096 R)
• M4: 1,429,108 km (0.045 R)
• M5: 1,910,066 km (0.088 R)
• M6: 2,424,832 km (0.115 R)
• M7: 3,694,170 km (0.11 R)
• M8: 4,310,812 km (0.06 R)
• M9: 4,759,307 km (0.084 R)
• M10: 6,601,156 km (0.033 R)
• M11: 7,556,488 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129

Radius: 10.3

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.53 AU - 6.33 AU

Year: 8582 Days

Day: 5.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,156,572 km

• M1: 128,056 km (0.092 R)
• M2: 630,256 km (0.079 R)
• M3: 1,358,199 km (0.117 R)
• M4: 2,840,864 km (0.091 R)
• M5: 3,971,823 km (0.095 R)
• M6: 4,462,953 km (0.028 R)
• M7: 6,125,584 km (0.098 R)
• M8: 9,809,731 km (0.071 R)
• M9: 14,395,653 km (0.113 R)
• M10: 18,852,024 km (0.111 R)
• M11: 20,239,994 km (0.082 R)
• M12: 22,447,908 km (0.098 R)
• M13: 23,076,968 km (0.027 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.4

Radius: 3.2

Gravity: 85.68 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.2 AU - 8.7 AU

Year: 16660 Days

Day: 21.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,156,572 km

• M1: 39,793 km (0.103 R)
• M2: 249,080 km (0.1 R)
• M3: 1,841,550 km (0.085 R)
• M4: 4,896,937 km (0.054 R)
• M5: 5,079,147 km (0.083 R)
• M6: 5,534,672 km (0.094 R)
• M7: 6,016,826 km (0.075 R)
• M8: 7,438,754 km (0.07 R)
• M9: 9,795,968 km (0.079 R)
• M10: 9,911,009 km (0.06 R)
• M11: 10,619,953 km (0.105 R)
• M12: 10,741,426 km (0.081 R)
• M13: 11,048,850 km (0.116 R)
• M14: 11,617,172 km (0.118 R)
• M15: 15,519,283 km (0.103 R)
• M16: 22,727,058 km (0.072 R)
• M17: 23,335,622 km (0.098 R)
• M18: 23,850,987 km (0.112 R)
• M19: 27,444,328 km (0.106 R)
• M20: 30,030,277 km (0.092 R)
• M21: 31,632,171 km (0.089 R)
• M22: 46,222,451 km (0.099 R)
• M23: 58,473,170 km (0.113 R)
• M24: 62,136,224 km (0.06 R)
• M25: 63,923,619 km (0.081 R)
• M26: 66,978,108 km (0.104 R)
• M27: 72,937,489 km (0.069 R)
• M28: 73,156,500 km (0.098 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 19,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit