🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.4

Radius: 8.9

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.64 AU - 0.78 AU

Year: 392 Days

Day: 7.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,281,243 km

• M1: 115,938 km (0.082 R)
• M2: 551,418 km (0.082 R)
• M3: 844,330 km (0.092 R)
• M4: 1,366,277 km (0.101 R)
• M5: 2,058,616 km (0.053 R)
• M6: 2,452,358 km (0.068 R)
• M7: 2,947,078 km (0.117 R)
• M8: 3,414,721 km (0.065 R)
• M9: 4,940,918 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.8

Radius: 11.1

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.46 AU - 2.42 AU

Year: 1773 Days

Day: 6.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,281,243 km

• M1: 138,079 km (0.086 R)
• M2: 550,670 km (0.052 R)
• M3: 1,021,005 km (0.055 R)
• M4: 2,318,019 km (0.082 R)
• M5: 3,196,458 km (0.074 R)
• M6: 4,998,214 km (0.118 R)
• M7: 5,579,103 km (0.03 R)
• M8: 6,929,673 km (0.081 R)
• M9: 7,285,117 km (0.114 R)
• M10: 7,768,318 km (0.094 R)
• M11: 8,579,887 km (0.118 R)
• M12: 11,317,827 km (0.054 R)
• M13: 12,440,110 km (0.036 R)
• M14: 13,848,724 km (0.115 R)
• M15: 14,502,915 km (0.094 R)
• M16: 15,041,019 km (0.046 R)
• M17: 15,638,961 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.7

Radius: 11.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.64 AU - 2.4 AU

Year: 1883 Days

Day: 5.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,281,243 km

• M1: 140,622 km (0.119 R)
• M2: 498,161 km (0.053 R)
• M3: 871,707 km (0.089 R)
• M4: 1,229,994 km (0.106 R)
• M5: 2,042,460 km (0.053 R)
• M6: 2,913,269 km (0.098 R)
• M7: 3,684,147 km (0.115 R)
• M8: 4,205,645 km (0.096 R)
• M9: 4,917,581 km (0.096 R)
• M10: 6,801,916 km (0.105 R)
• M11: 8,750,279 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.8

Radius: 10.2

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.85 AU - 3.67 AU

Year: 3861 Days

Day: 5.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,281,243 km

• M1: 126,859 km (0.109 R)
• M2: 505,192 km (0.11 R)
• M3: 1,045,091 km (0.118 R)
• M4: 1,577,809 km (0.113 R)
• M5: 2,386,236 km (0.12 R)
• M6: 2,743,176 km (0.061 R)
• M7: 3,064,961 km (0.08 R)
• M8: 3,605,309 km (0.089 R)
• M9: 4,121,122 km (0.054 R)
• M10: 4,709,191 km (0.097 R)
• M11: 5,275,120 km (0.029 R)
• M12: 6,024,905 km (0.064 R)
• M13: 6,543,261 km (0.093 R)
• M14: 6,936,105 km (0.05 R)
• M15: 7,570,999 km (0.091 R)
• M16: 8,667,102 km (0.046 R)
• M17: 11,171,819 km (0.078 R)
• M18: 12,915,233 km (0.086 R)
• M19: 15,565,509 km (0.116 R)
• M20: 16,049,009 km (0.077 R)
• M21: 16,989,681 km (0.086 R)
• M22: 17,330,315 km (0.119 R)
• M23: 17,849,868 km (0.113 R)
• M24: 19,224,972 km (0.054 R)
• M25: 22,660,188 km (0.038 R)
• M26: 23,491,204 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.7

Radius: 4.4

Gravity: 37.48 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.08 AU - 9.36 AU

Year: 18366 Days

Day: 21.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,281,243 km

• M1: 54,753 km (0.081 R)
• M2: 316,998 km (0.085 R)
• M3: 1,283,251 km (0.101 R)
• M4: 1,432,848 km (0.096 R)
• M5: 1,840,652 km (0.119 R)
• M6: 1,992,494 km (0.062 R)
• M7: 2,132,368 km (0.096 R)
• M8: 2,409,423 km (0.04 R)
• M9: 2,615,120 km (0.037 R)
• M10: 2,758,734 km (0.045 R)
• M11: 3,528,415 km (0.102 R)
• M12: 3,916,323 km (0.11 R)
• M13: 4,499,455 km (0.112 R)
• M14: 4,991,632 km (0.098 R)
• M15: 5,138,537 km (0.107 R)
• M16: 5,676,042 km (0.099 R)
• M17: 5,958,334 km (0.113 R)
• M18: 6,683,135 km (0.093 R)
• M19: 7,228,868 km (0.118 R)
• M20: 7,657,317 km (0.089 R)
• M21: 13,615,800 km (0.109 R)
• M22: 13,831,071 km (0.119 R)
• M23: 14,048,586 km (0.065 R)
• M24: 22,177,286 km (0.103 R)
• M25: 25,387,357 km (0.112 R)
• M26: 26,596,856 km (0.092 R)
• M27: 27,959,692 km (0.044 R)
• M28: 29,130,445 km (0.089 R)
• M29: 30,823,744 km (0.086 R)
• M30: 32,838,079 km (0.063 R)
• M31: 33,095,836 km (0.09 R)
• M32: 33,615,390 km (0.105 R)
• M33: 34,804,543 km (0.086 R)
• M34: 38,539,553 km (0.118 R)
• M35: 42,380,329 km (0.109 R)
• M36: 48,942,739 km (0.086 R)
• M37: 56,519,272 km (0.116 R)
• M38: 57,075,328 km (0.056 R)
• M39: 65,450,116 km (0.079 R)
• M40: 70,248,617 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 13,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit