🌌 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: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.1

Radius: 10.4

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.41 AU - 0.67 AU

Year: 265 Days

Day: 5.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,322,224 km

• M1: 129,552 km (0.084 R)
• M2: 596,746 km (0.073 R)
• M3: 1,094,009 km (0.118 R)
• M4: 1,461,571 km (0.076 R)
• M5: 1,798,765 km (0.084 R)
• M6: 2,290,942 km (0.104 R)
• M7: 2,688,423 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.4

Radius: 14.8

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1 AU - 1.58 AU

Year: 977 Days

Day: 12.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,322,224 km

• M1: 184,005 km (0.092 R)
• M2: 674,238 km (0.099 R)
• M3: 1,362,089 km (0.101 R)
• M4: 2,053,231 km (0.048 R)
• M5: 2,719,390 km (0.11 R)
• M6: 3,541,580 km (0.09 R)
• M7: 4,089,557 km (0.108 R)
• M8: 5,135,844 km (0.115 R)
• M9: 5,663,925 km (0.083 R)
• M10: 6,145,481 km (0.069 R)
• M11: 6,719,936 km (0.08 R)
• M12: 8,327,665 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.5

Radius: 11.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.34 AU - 2.08 AU

Year: 1491 Days

Day: 6.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,322,224 km

• M1: 145,559 km (0.097 R)
• M2: 597,643 km (0.05 R)
• M3: 1,193,043 km (0.1 R)
• M4: 1,585,139 km (0.102 R)
• M5: 2,123,691 km (0.078 R)
• M6: 2,503,520 km (0.1 R)
• M7: 2,992,107 km (0.079 R)
• M8: 3,659,164 km (0.034 R)
• M9: 4,373,344 km (0.07 R)
• M10: 4,764,094 km (0.062 R)
• M11: 5,252,830 km (0.096 R)
• M12: 6,743,872 km (0.04 R)
• M13: 7,128,339 km (0.105 R)
• M14: 7,916,719 km (0.048 R)
• M15: 8,656,780 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.4

Radius: 11.9

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.41 AU - 2.09 AU

Year: 1544 Days

Day: 9.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,322,224 km

• M1: 147,952 km (0.105 R)
• M2: 636,389 km (0.107 R)
• M3: 1,126,622 km (0.109 R)
• M4: 1,658,741 km (0.083 R)
• M5: 2,519,079 km (0.073 R)
• M6: 3,162,649 km (0.1 R)
• M7: 4,560,940 km (0.107 R)
• M8: 5,087,674 km (0.118 R)
• M9: 5,837,309 km (0.094 R)
• M10: 6,608,785 km (0.093 R)
• M11: 7,501,884 km (0.067 R)
• M12: 10,288,294 km (0.084 R)
• M13: 12,082,422 km (0.096 R)
• M14: 13,992,786 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299

Radius: 12.9

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.32 AU - 2.56 AU

Year: 2542 Days

Day: 7.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,322,224 km

• M1: 160,369 km (0.104 R)
• M2: 683,662 km (0.082 R)
• M3: 1,244,804 km (0.115 R)
• M4: 2,154,359 km (0.096 R)
• M5: 4,697,373 km (0.069 R)
• M6: 5,412,451 km (0.042 R)
• M7: 8,410,691 km (0.086 R)
• M8: 10,229,802 km (0.061 R)
• M9: 10,714,199 km (0.11 R)
• M10: 11,691,672 km (0.033 R)
• M11: 13,248,088 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.9

Radius: 6.1

Gravity: 25.64 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.1 AU - 9.56 AU

Year: 16032 Days

Day: 16.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 73,322,224 km

• M1: 84,972 km (0.061 R)
• M2: 281,244 km (0.085 R)
• M3: 503,098 km (0.118 R)
• M4: 910,153 km (0.064 R)
• M5: 1,363,285 km (0.059 R)
• M6: 2,431,265 km (0.044 R)
• M7: 4,354,196 km (0.097 R)
• M8: 4,763,645 km (0.098 R)
• M9: 6,574,078 km (0.059 R)
• M10: 7,632,035 km (0.11 R)
• M11: 8,226,985 km (0.119 R)
• M12: 8,746,090 km (0.089 R)
• M13: 9,621,537 km (0.06 R)
• M14: 10,374,912 km (0.111 R)
• M15: 10,980,633 km (0.093 R)
• M16: 11,738,197 km (0.111 R)
• M17: 13,569,275 km (0.069 R)
• M18: 17,196,874 km (0.051 R)
• M19: 17,532,571 km (0.104 R)
• M20: 17,958,327 km (0.087 R)
• M21: 18,478,179 km (0.113 R)
• M22: 22,007,193 km (0.105 R)
• M23: 23,005,460 km (0.097 R)
• M24: 28,922,654 km (0.086 R)
• M25: 30,730,095 km (0.099 R)
• M26: 31,348,982 km (0.114 R)
• M27: 32,356,374 km (0.096 R)
• M28: 37,018,292 km (0.11 R)
• M29: 45,058,280 km (0.111 R)
• M30: 49,991,270 km (0.107 R)
• M31: 54,008,272 km (0.087 R)
• M32: 55,090,463 km (0.112 R)
• M33: 59,755,523 km (0.114 R)
• M34: 62,282,381 km (0.098 R)
• M35: 63,074,053 km (0.104 R)
• M36: 63,872,307 km (0.097 R)
• M37: 64,273,977 km (0.049 R)
• M38: 69,225,966 km (0.073 R)
• M39: 71,146,803 km (0.115 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: 460 - 10,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit