🌌 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: 912.8

Radius: 10.8

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.5 AU - 0.56 AU

Year: 266 Days

Day: 11.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,575,056 km

• M1: 134,339 km (0.073 R)
• M2: 475,272 km (0.059 R)
• M3: 822,339 km (0.109 R)
• M4: 1,478,177 km (0.119 R)
• M5: 2,008,651 km (0.104 R)
• M6: 2,474,050 km (0.115 R)
• M7: 2,980,588 km (0.062 R)
• M8: 3,476,804 km (0.08 R)
• M9: 4,064,724 km (0.082 R)
• M10: 4,554,956 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.8

Radius: 14.3

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.74 AU - 1.08 AU

Year: 599 Days

Day: 5.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 40,575,056 km

• M1: 177,872 km (0.086 R)
• M2: 799,601 km (0.083 R)
• M3: 1,647,671 km (0.102 R)
• M4: 2,486,616 km (0.042 R)
• M5: 3,332,442 km (0.115 R)
• M6: 4,060,385 km (0.079 R)

Asteroid Belt

Center: 1.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.8

Radius: 13.2

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.16 AU - 2.64 AU

Year: 2566 Days

Day: 11.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,575,056 km

• M1: 164,109 km (0.117 R)
• M2: 733,778 km (0.037 R)
• M3: 1,231,340 km (0.079 R)
• M4: 1,925,624 km (0.115 R)
• M5: 2,487,364 km (0.096 R)
• M6: 4,247,682 km (0.111 R)
• M7: 5,022,300 km (0.058 R)
• M8: 5,798,264 km (0.111 R)
• M9: 7,294,243 km (0.115 R)
• M10: 8,146,801 km (0.108 R)
• M11: 10,896,559 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.8

Radius: 10.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.62 AU - 4.08 AU

Year: 5214 Days

Day: 6.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,575,056 km

• M1: 133,142 km (0.072 R)
• M2: 467,643 km (0.075 R)
• M3: 974,032 km (0.11 R)
• M4: 1,332,917 km (0.118 R)
• M5: 1,669,811 km (0.093 R)
• M6: 2,179,791 km (0.095 R)
• M7: 3,453,916 km (0.082 R)
• M8: 3,855,436 km (0.113 R)
• M9: 4,194,276 km (0.112 R)
• M10: 5,010,930 km (0.067 R)
• M11: 5,499,218 km (0.094 R)
• M12: 5,930,359 km (0.099 R)
• M13: 6,539,970 km (0.045 R)
• M14: 7,024,368 km (0.077 R)
• M15: 7,637,121 km (0.065 R)
• M16: 10,065,992 km (0.063 R)
• M17: 17,103,375 km (0.116 R)
• M18: 18,913,509 km (0.078 R)
• M19: 20,032,202 km (0.094 R)
• M20: 21,055,302 km (0.089 R)
• M21: 21,898,735 km (0.114 R)
• M22: 23,057,969 km (0.089 R)
• M23: 26,862,990 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.3

Radius: 7.4

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.26 AU - 7.34 AU

Year: 13614 Days

Day: 24.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,575,056 km

• M1: 93,199 km (0.061 R)
• M2: 331,808 km (0.113 R)
• M3: 1,662,780 km (0.068 R)
• M4: 3,011,555 km (0.076 R)
• M5: 5,480,817 km (0.086 R)
• M6: 6,685,529 km (0.095 R)
• M7: 7,307,108 km (0.03 R)
• M8: 7,966,685 km (0.098 R)
• M9: 9,103,479 km (0.112 R)
• M10: 10,672,013 km (0.099 R)
• M11: 11,990,718 km (0.101 R)
• M12: 13,738,620 km (0.096 R)
• M13: 16,967,839 km (0.118 R)
• M14: 19,081,508 km (0.097 R)
• M15: 19,657,011 km (0.098 R)
• M16: 24,299,332 km (0.049 R)
• M17: 29,732,726 km (0.081 R)
• M18: 30,953,744 km (0.104 R)
• M19: 34,211,986 km (0.083 R)
• M20: 35,428,965 km (0.041 R)
• M21: 47,859,351 km (0.107 R)
• M22: 49,843,019 km (0.118 R)
• M23: 54,793,362 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.5

Radius: 3.5

Gravity: 11.55 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.94 AU - 10.08 AU

Year: 17136 Days

Day: 15.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,575,056 km

• M1: 46,675 km (0.062 R)
• M2: 185,801 km (0.112 R)
• M3: 850,165 km (0.086 R)
• M4: 1,193,492 km (0.061 R)
• M5: 1,811,331 km (0.053 R)
• M6: 1,966,314 km (0.116 R)
• M7: 2,776,088 km (0.114 R)
• M8: 3,472,615 km (0.06 R)
• M9: 8,711,084 km (0.107 R)
• M10: 9,703,367 km (0.095 R)
• M11: 9,938,983 km (0.044 R)
• M12: 11,643,352 km (0.105 R)
• M13: 12,288,567 km (0.081 R)
• M14: 14,065,341 km (0.109 R)
• M15: 14,796,725 km (0.113 R)
• M16: 21,108,559 km (0.09 R)
• M17: 22,146,918 km (0.063 R)
• M18: 22,885,482 km (0.03 R)
• M19: 23,640,353 km (0.078 R)
• M20: 24,585,213 km (0.106 R)
• M21: 26,641,735 km (0.093 R)
• M22: 28,043,018 km (0.025 R)
• M23: 31,297,221 km (0.096 R)
• M24: 32,330,793 km (0.085 R)
• M25: 35,679,541 km (0.049 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 11,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit