🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.2

Radius: 9.7

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.52 AU - 0.78 AU

Year: 349 Days

Day: 5 Hours

Environment

Temp: -149 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,393,761 km

• M1: 122,221 km (0.077 R)
• M2: 680,371 km (0.053 R)
• M3: 988,692 km (0.03 R)
• M4: 1,532,630 km (0.112 R)
• M5: 2,101,551 km (0.072 R)
• M6: 2,717,146 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.2

Radius: 9.5

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.35 AU - 2.09 AU

Year: 1504 Days

Day: 10.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,393,761 km

• M1: 118,930 km (0.078 R)
• M2: 430,094 km (0.118 R)
• M3: 926,160 km (0.112 R)
• M4: 1,877,603 km (0.116 R)
• M5: 2,235,591 km (0.087 R)
• M6: 2,740,783 km (0.08 R)
• M7: 4,271,169 km (0.109 R)
• M8: 4,724,899 km (0.051 R)
• M9: 6,327,242 km (0.096 R)
• M10: 9,776,670 km (0.043 R)
• M11: 10,277,224 km (0.058 R)
• M12: 11,261,877 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.2

Radius: 8.8

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.57 AU - 3.89 AU

Year: 4804 Days

Day: 9.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,393,761 km

• M1: 109,506 km (0.097 R)
• M2: 1,885,532 km (0.066 R)
• M3: 2,191,908 km (0.12 R)
• M4: 2,515,189 km (0.1 R)
• M5: 3,239,841 km (0.087 R)
• M6: 3,810,108 km (0.079 R)
• M7: 4,566,475 km (0.098 R)
• M8: 5,230,241 km (0.038 R)
• M9: 5,726,307 km (0.092 R)
• M10: 6,344,446 km (0.094 R)
• M11: 6,685,678 km (0.049 R)
• M12: 8,691,636 km (0.116 R)
• M13: 11,564,215 km (0.101 R)
• M14: 12,263,435 km (0.067 R)
• M15: 13,952,545 km (0.085 R)
• M16: 15,847,501 km (0.104 R)
• M17: 16,303,774 km (0.06 R)
• M18: 22,197,781 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.3

Radius: 5.1

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.2 AU - 9.42 AU

Year: 17438 Days

Day: 23.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,393,761 km

• M1: 63,429 km (0.082 R)
• M2: 267,032 km (0.114 R)
• M3: 447,298 km (0.098 R)
• M4: 658,081 km (0.082 R)
• M5: 1,346,530 km (0.076 R)
• M6: 1,949,260 km (0.071 R)
• M7: 2,940,945 km (0.077 R)
• M8: 3,618,025 km (0.062 R)
• M9: 4,284,633 km (0.108 R)
• M10: 4,909,653 km (0.032 R)
• M11: 5,120,885 km (0.107 R)
• M12: 5,369,516 km (0.03 R)
• M13: 5,658,839 km (0.109 R)
• M14: 6,374,515 km (0.105 R)
• M15: 9,941,227 km (0.079 R)
• M16: 10,230,699 km (0.11 R)
• M17: 11,817,185 km (0.113 R)
• M18: 12,251,916 km (0.113 R)
• M19: 13,678,781 km (0.102 R)
• M20: 14,524,457 km (0.098 R)
• M21: 16,858,334 km (0.065 R)
• M22: 17,548,429 km (0.112 R)
• M23: 21,204,301 km (0.055 R)
• M24: 21,764,845 km (0.115 R)
• M25: 23,083,101 km (0.062 R)
• M26: 26,609,721 km (0.081 R)
• M27: 29,183,253 km (0.102 R)
• M28: 30,177,032 km (0.088 R)
• M29: 31,090,477 km (0.107 R)
• M30: 34,818,456 km (0.096 R)
• M31: 36,503,526 km (0.083 R)
• M32: 36,732,261 km (0.112 R)
• M33: 39,191,650 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.8

Radius: 5.3

Gravity: 23.38 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.8 AU - 10.56 AU

Year: 21660 Days

Day: 20.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,393,761 km

• M1: 67,768 km (0.069 R)
• M2: 287,527 km (0.078 R)
• M3: 527,033 km (0.118 R)
• M4: 840,740 km (0.032 R)
• M5: 1,053,169 km (0.116 R)
• M6: 2,074,922 km (0.085 R)
• M7: 3,910,339 km (0.117 R)
• M8: 4,404,012 km (0.088 R)
• M9: 4,755,567 km (0.086 R)
• M10: 8,974,227 km (0.083 R)
• M11: 9,596,853 km (0.107 R)
• M12: 9,830,226 km (0.093 R)
• M13: 12,445,944 km (0.102 R)
• M14: 13,727,998 km (0.104 R)
• M15: 14,553,629 km (0.084 R)
• M16: 19,274,938 km (0.086 R)
• M17: 20,023,376 km (0.115 R)
• M18: 23,106,588 km (0.077 R)
• M19: 24,597,181 km (0.111 R)
• M20: 26,264,150 km (0.084 R)
• M21: 29,697,720 km (0.104 R)
• M22: 33,686,598 km (0.026 R)
• M23: 35,322,002 km (0.111 R)
• M24: 35,738,931 km (0.101 R)
• M25: 38,749,888 km (0.052 R)
• M26: 39,940,088 km (0.109 R)
• M27: 52,667,127 km (0.112 R)
• M28: 53,393,574 km (0.025 R)
• M29: 55,052,166 km (0.047 R)
• M30: 55,425,413 km (0.104 R)
• M31: 55,612,709 km (0.048 R)
• M32: 61,227,865 km (0.05 R)
• M33: 63,863,181 km (0.118 R)
• M34: 65,941,096 km (0.114 R)
• M35: 66,151,430 km (0.11 R)
• M36: 68,925,274 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.3

Radius: 7.8

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.31 AU - 12.15 AU

Year: 23438 Days

Day: 21.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,393,761 km

• M1: 100,231 km (0.117 R)
• M2: 413,788 km (0.102 R)
• M3: 665,262 km (0.081 R)
• M4: 987,496 km (0.116 R)
• M5: 1,321,697 km (0.073 R)
• M6: 1,955,843 km (0.11 R)
• M7: 3,225,180 km (0.102 R)
• M8: 4,537,902 km (0.062 R)
• M9: 6,570,638 km (0.107 R)
• M10: 6,937,003 km (0.105 R)
• M11: 7,912,830 km (0.104 R)
• M12: 8,540,542 km (0.117 R)
• M13: 10,748,457 km (0.083 R)
• M14: 11,649,934 km (0.08 R)
• M15: 12,255,506 km (0.099 R)
• M16: 13,383,624 km (0.084 R)
• M17: 14,579,509 km (0.103 R)
• M18: 15,926,489 km (0.092 R)
• M19: 17,182,213 km (0.061 R)
• M20: 21,643,521 km (0.114 R)
• M21: 22,764,757 km (0.09 R)
• M22: 25,793,066 km (0.08 R)
• M23: 27,994,399 km (0.063 R)
• M24: 31,333,872 km (0.109 R)
• M25: 41,984,642 km (0.108 R)
• M26: 45,843,968 km (0.079 R)
• M27: 49,583,466 km (0.106 R)
• M28: 50,637,682 km (0.094 R)
• M29: 53,338,223 km (0.082 R)
• M30: 55,566,633 km (0.052 R)
• M31: 62,827,216 km (0.071 R)
• M32: 64,061,249 km (0.07 R)
• M33: 77,537,624 km (0.219 R)
• M34: 78,482,035 km (0.116 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: 267 - 11,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit