🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.4

Radius: 8.1

Gravity: 13.85 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.5 AU - 0.54 AU

Year: 250 Days

Day: 11.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,900,155 km

• M1: 100,829 km (0.118 R)
• M2: 426,952 km (0.09 R)
• M3: 719,715 km (0.108 R)
• M4: 1,061,247 km (0.065 R)
• M5: 1,349,223 km (0.106 R)
• M6: 1,863,092 km (0.025 R)
• M7: 2,254,889 km (0.113 R)
• M8: 2,590,736 km (0.095 R)
• M9: 3,235,802 km (0.111 R)
• M10: 3,911,087 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.9

Radius: 11.2

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.26 AU - 1.68 AU

Year: 1189 Days

Day: 9.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,900,155 km

• M1: 139,724 km (0.073 R)
• M2: 498,759 km (0.096 R)
• M3: 869,612 km (0.099 R)
• M4: 1,240,017 km (0.093 R)
• M5: 1,592,021 km (0.079 R)
• M6: 2,192,207 km (0.11 R)
• M7: 3,267,816 km (0.104 R)
• M8: 3,710,626 km (0.065 R)
• M9: 5,023,945 km (0.088 R)
• M10: 6,603,100 km (0.066 R)
• M11: 7,149,731 km (0.098 R)
• M12: 7,701,598 km (0.111 R)
• M13: 8,729,185 km (0.051 R)
• M14: 9,501,260 km (0.108 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.8

Radius: 5

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.36 AU - 8.34 AU

Year: 11955 Days

Day: 19.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,900,155 km

• M1: 78,240 km (0.108 R)
• M2: 1,372,112 km (0.108 R)
• M3: 3,498,197 km (0.068 R)
• M4: 4,961,114 km (0.098 R)
• M5: 9,783,551 km (0.116 R)
• M6: 10,585,097 km (0.077 R)
• M7: 16,625,260 km (0.057 R)
• M8: 19,210,162 km (0.069 R)
• M9: 20,462,745 km (0.116 R)
• M10: 20,665,450 km (0.119 R)
• M11: 20,869,501 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.4

Radius: 6.3

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 8.51 AU - 10.87 AU

Year: 20115 Days

Day: 18 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,900,155 km

• M1: 78,389 km (0.067 R)
• M2: 2,063,254 km (0.073 R)
• M3: 2,643,394 km (0.09 R)
• M4: 3,561,327 km (0.12 R)
• M5: 3,834,792 km (0.113 R)
• M6: 4,611,803 km (0.065 R)
• M7: 5,105,327 km (0.069 R)
• M8: 5,633,407 km (0.1 R)
• M9: 6,120,049 km (0.116 R)
• M10: 7,480,941 km (0.088 R)
• M11: 8,932,638 km (0.103 R)
• M12: 9,963,218 km (0.119 R)
• M13: 10,396,902 km (0.076 R)
• M14: 10,956,548 km (0.055 R)
• M15: 12,882,770 km (0.06 R)
• M16: 13,202,760 km (0.07 R)
• M17: 19,741,683 km (0.06 R)
• M18: 21,036,901 km (0.082 R)
• M19: 25,062,131 km (0.083 R)
• M20: 25,360,729 km (0.113 R)
• M21: 44,810,546 km (0.095 R)
• M22: 55,505,448 km (0.068 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 12,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit