🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.3

Radius: 12.7

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.45 AU - 0.61 AU

Year: 257 Days

Day: 6.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,868,896 km

• M1: 158,125 km (0.079 R)
• M2: 608,415 km (0.106 R)
• M3: 1,051,224 km (0.114 R)
• M4: 1,756,279 km (0.069 R)
• M5: 2,163,036 km (0.103 R)
• M6: 2,714,005 km (0.068 R)
• M7: 3,243,731 km (0.063 R)
• M8: 3,739,199 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.9

Radius: 10.4

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.69 AU - 1.11 AU

Year: 569 Days

Day: 12.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,868,896 km

• M1: 129,402 km (0.103 R)
• M2: 547,678 km (0.102 R)
• M3: 885,769 km (0.069 R)
• M4: 1,237,773 km (0.093 R)
• M5: 1,758,224 km (0.092 R)
• M6: 2,185,774 km (0.042 R)
• M7: 2,835,927 km (0.063 R)
• M8: 3,573,594 km (0.078 R)
• M9: 4,155,978 km (0.091 R)
• M10: 5,076,305 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.9

Radius: 14.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.28 AU - 6.06 AU

Year: 7839 Days

Day: 7.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 176.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,868,896 km

• M1: 213,925 km (0.036 R)
• M2: 980,764 km (0.113 R)
• M3: 1,997,880 km (0.061 R)
• M4: 7,055,036 km (0.041 R)
• M5: 7,934,372 km (0.072 R)
• M6: 8,745,192 km (0.116 R)
• M7: 9,499,465 km (0.085 R)
• M8: 10,102,943 km (0.096 R)
• M9: 11,938,658 km (0.116 R)
• M10: 13,654,695 km (0.067 R)
• M11: 14,820,212 km (0.045 R)
• M12: 15,998,295 km (0.108 R)
• M13: 17,127,759 km (0.1 R)
• M14: 19,425,433 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.4

Radius: 6.2

Gravity: 15.12 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.65 AU - 10.61 AU

Year: 19928 Days

Day: 17.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,868,896 km

• M1: 81,980 km (0.101 R)
• M2: 324,328 km (0.103 R)
• M3: 927,956 km (0.073 R)
• M4: 1,158,935 km (0.084 R)
• M5: 1,459,028 km (0.086 R)
• M6: 1,669,961 km (0.09 R)
• M7: 1,882,988 km (0.046 R)
• M8: 2,473,900 km (0.096 R)
• M9: 3,155,169 km (0.079 R)
• M10: 3,371,038 km (0.11 R)
• M11: 3,923,952 km (0.036 R)
• M12: 5,395,995 km (0.116 R)
• M13: 7,388,938 km (0.063 R)
• M14: 7,722,691 km (0.059 R)
• M15: 9,769,339 km (0.077 R)
• M16: 10,229,951 km (0.06 R)
• M17: 10,886,686 km (0.068 R)
• M18: 16,133,233 km (0.099 R)
• M19: 17,688,602 km (0.097 R)
• M20: 18,286,096 km (0.075 R)
• M21: 19,702,040 km (0.093 R)
• M22: 27,435,352 km (0.09 R)
• M23: 27,890,728 km (0.062 R)
• M24: 42,476,670 km (0.089 R)
• M25: 46,380,875 km (0.08 R)
• M26: 46,864,824 km (0.089 R)
• M27: 47,842,895 km (0.073 R)
• M28: 48,172,010 km (0.08 R)
• M29: 50,688,097 km (0.039 R)
• M30: 51,891,761 km (0.065 R)
• M31: 54,893,891 km (0.096 R)
• M32: 56,897,007 km (0.104 R)
• M33: 58,009,866 km (0.116 R)
• M34: 66,005,722 km (0.118 R)
• M35: 69,736,543 km (0.105 R)
• M36: 70,797,342 km (0.109 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: 438 - 18,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit