🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319

Radius: 11.5

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.84 AU - 1.17 AU

Year: 678 Days

Day: 5.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,758,063 km

• M1: 143,614 km (0.105 R)
• M2: 509,381 km (0.109 R)
• M3: 915,838 km (0.099 R)
• M4: 1,363,884 km (0.113 R)
• M5: 1,958,386 km (0.095 R)
• M6: 2,349,435 km (0.113 R)
• M7: 2,730,460 km (0.116 R)
• M8: 3,187,332 km (0.037 R)
• M9: 3,759,095 km (0.071 R)
• M10: 4,369,604 km (0.105 R)
• M11: 4,889,457 km (0.109 R)
• M12: 5,999,922 km (0.098 R)

Planet 2 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 185.1

Radius: 4.4

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.44 AU - 8.74 AU

Year: 15607 Days

Day: 23.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,758,063 km

• M1: 55,202 km (0.026 R)
• M2: 198,068 km (0.102 R)
• M3: 949,348 km (0.072 R)
• M4: 1,271,432 km (0.087 R)
• M5: 2,062,955 km (0.067 R)
• M6: 2,430,965 km (0.117 R)
• M7: 2,882,751 km (0.113 R)
• M8: 6,982,630 km (0.053 R)
• M9: 10,417,248 km (0.111 R)
• M10: 10,919,298 km (0.076 R)
• M11: 11,384,847 km (0.119 R)
• M12: 11,702,593 km (0.101 R)
• M13: 13,380,034 km (0.116 R)
• M14: 14,770,097 km (0.08 R)
• M15: 19,815,136 km (0.12 R)
• M16: 30,007,388 km (0.085 R)
• M17: 34,200,616 km (0.105 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.6

Radius: 4.8

Gravity: 24.42 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.72 AU - 9.7 AU

Year: 18957 Days

Day: 21.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,758,063 km

• M1: 108,159 km (0.043 R)
• M2: 733,030 km (0.081 R)
• M3: 1,683,724 km (0.093 R)
• M4: 1,859,502 km (0.104 R)
• M5: 2,735,995 km (0.101 R)
• M6: 2,930,024 km (0.091 R)
• M7: 3,596,183 km (0.085 R)
• M8: 4,134,885 km (0.043 R)
• M9: 5,636,848 km (0.062 R)
• M10: 6,319,762 km (0.032 R)
• M11: 7,848,652 km (0.114 R)
• M12: 8,142,014 km (0.079 R)
• M13: 9,388,762 km (0.113 R)
• M14: 9,831,123 km (0.102 R)
• M15: 10,000,618 km (0.111 R)
• M16: 10,579,561 km (0.097 R)
• M17: 11,677,460 km (0.062 R)
• M18: 12,188,935 km (0.053 R)
• M19: 12,916,579 km (0.097 R)
• M20: 15,499,985 km (0.097 R)
• M21: 18,068,580 km (0.068 R)
• M22: 19,453,258 km (0.119 R)
• M23: 22,334,663 km (0.111 R)
• M24: 23,321,560 km (0.095 R)
• M25: 24,131,782 km (0.108 R)
• M26: 27,560,715 km (0.117 R)
• M27: 31,790,744 km (0.087 R)
• M28: 32,786,169 km (0.097 R)
• M29: 36,433,813 km (0.101 R)
• M30: 37,249,122 km (0.118 R)
• M31: 45,141,905 km (0.053 R)
• M32: 45,767,374 km (0.085 R)
• M33: 46,082,278 km (0.099 R)
• M34: 46,716,273 km (0.057 R)
• M35: 47,678,188 km (0.108 R)
• M36: 49,974,066 km (0.058 R)
• M37: 53,206,128 km (0.077 R)
• M38: 56,033,827 km (0.036 R)
• M39: 61,411,272 km (0.073 R)
• M40: 63,147,505 km (0.067 R)
• M41: 65,512,947 km (0.106 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: 434 - 16,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit