🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.41 AU - 0.65 AU

Year: 253 Days

Day: 19.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.1

Radius: 8

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.79 AU - 0.83 AU

Year: 478 Days

Day: 5.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,871,780 km

• M1: 100,530 km (0.077 R)
• M2: 419,472 km (0.056 R)
• M3: 1,179,280 km (0.089 R)
• M4: 1,618,051 km (0.111 R)
• M5: 2,026,602 km (0.1 R)
• M6: 2,485,419 km (0.103 R)
• M7: 2,739,885 km (0.116 R)
• M8: 3,041,026 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.7

Radius: 9.4

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.83 AU - 1.15 AU

Year: 646 Days

Day: 6.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,871,780 km

• M1: 116,836 km (0.055 R)
• M2: 468,541 km (0.108 R)
• M3: 767,886 km (0.117 R)
• M4: 1,102,985 km (0.055 R)
• M5: 1,491,940 km (0.111 R)
• M6: 2,064,002 km (0.106 R)
• M7: 3,629,992 km (0.11 R)
• M8: 4,080,132 km (0.079 R)
• M9: 4,374,242 km (0.113 R)
• M10: 4,732,379 km (0.112 R)
• M11: 5,306,536 km (0.12 R)
• M12: 5,985,112 km (0.1 R)
• M13: 6,489,556 km (0.058 R)
• M14: 6,784,263 km (0.099 R)
• M15: 7,176,359 km (0.058 R)
• M16: 7,468,973 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.8

Radius: 14.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.07 AU - 1.33 AU

Year: 862 Days

Day: 9.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 42,871,780 km

• M1: 180,565 km (0.087 R)
• M2: 684,111 km (0.051 R)
• M3: 1,159,383 km (0.085 R)
• M4: 1,830,928 km (0.075 R)
• M5: 2,587,894 km (0.106 R)
• M6: 3,984,988 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.6

Radius: 9.7

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.81 AU - 1.93 AU

Year: 1678 Days

Day: 6.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,871,780 km

• M1: 120,576 km (0.056 R)
• M2: 596,148 km (0.116 R)
• M3: 925,263 km (0.054 R)
• M4: 2,655,661 km (0.102 R)
• M5: 4,544,484 km (0.056 R)
• M6: 4,878,087 km (0.034 R)
• M7: 5,262,404 km (0.074 R)
• M8: 6,678,049 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120

Radius: 12.3

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.11 AU - 3.11 AU

Year: 2766 Days

Day: 6.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,871,780 km

• M1: 153,039 km (0.094 R)
• M2: 638,783 km (0.099 R)
• M3: 1,162,974 km (0.058 R)
• M4: 1,705,266 km (0.105 R)
• M5: 2,778,631 km (0.119 R)
• M6: 3,843,169 km (0.115 R)
• M7: 4,948,997 km (0.086 R)
• M8: 5,607,676 km (0.051 R)
• M9: 6,100,601 km (0.091 R)
• M10: 7,372,931 km (0.105 R)
• M11: 10,693,256 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.4

Radius: 8.4

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.63 AU - 3.61 AU

Year: 3615 Days

Day: 6.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,871,780 km

• M1: 104,569 km (0.06 R)
• M2: 460,462 km (0.071 R)
• M3: 789,727 km (0.028 R)
• M4: 1,212,192 km (0.064 R)
• M5: 2,834,132 km (0.042 R)
• M6: 5,275,270 km (0.073 R)
• M7: 5,586,433 km (0.07 R)
• M8: 6,189,014 km (0.073 R)
• M9: 7,588,202 km (0.085 R)
• M10: 8,396,629 km (0.084 R)
• M11: 8,678,472 km (0.114 R)
• M12: 13,849,322 km (0.063 R)
• M13: 15,628,938 km (0.051 R)
• M14: 16,327,261 km (0.101 R)
• M15: 16,989,980 km (0.067 R)
• M16: 17,613,354 km (0.092 R)
• M17: 18,845,293 km (0.113 R)
• M18: 20,895,980 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.8

Radius: 5

Gravity: 17.79 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.2 AU - 7.5 AU

Year: 10497 Days

Day: 24.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,871,780 km

• M1: 62,382 km (0.109 R)
• M2: 268,827 km (0.106 R)
• M3: 849,866 km (0.1 R)
• M4: 1,139,038 km (0.08 R)
• M5: 1,881,941 km (0.107 R)
• M6: 2,109,928 km (0.115 R)
• M7: 3,099,817 km (0.099 R)
• M8: 4,450,237 km (0.098 R)
• M9: 5,067,927 km (0.106 R)
• M10: 6,840,662 km (0.029 R)
• M11: 11,764,526 km (0.065 R)
• M12: 12,822,781 km (0.072 R)
• M13: 13,345,476 km (0.026 R)
• M14: 14,433,502 km (0.088 R)
• M15: 16,241,392 km (0.119 R)
• M16: 18,780,517 km (0.104 R)
• M17: 20,612,941 km (0.114 R)
• M18: 27,673,213 km (0.118 R)
• M19: 32,216,051 km (0.103 R)
• M20: 34,607,523 km (0.088 R)
• M21: 35,619,103 km (0.09 R)
• M22: 35,846,642 km (0.102 R)
• M23: 41,600,325 km (0.071 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 12,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit