🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.4

Radius: 9

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.94 AU - 0.98 AU

Year: 598 Days

Day: 7.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,516,372 km

• M1: 113,994 km (0.119 R)
• M2: 394,340 km (0.071 R)
• M3: 814,860 km (0.032 R)
• M4: 1,187,957 km (0.068 R)
• M5: 1,532,331 km (0.088 R)
• M6: 1,855,612 km (0.096 R)
• M7: 3,225,779 km (0.099 R)
• M8: 3,536,045 km (0.093 R)
• M9: 3,905,851 km (0.068 R)
• M10: 4,301,388 km (0.088 R)
• M11: 5,030,378 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.9

Radius: 8.1

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.17 AU - 1.45 AU

Year: 953 Days

Day: 12.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,516,372 km

• M1: 102,475 km (0.088 R)
• M2: 354,547 km (0.038 R)
• M3: 916,137 km (0.12 R)
• M4: 1,489,546 km (0.104 R)
• M5: 2,588,193 km (0.114 R)
• M6: 2,846,399 km (0.072 R)
• M7: 3,226,676 km (0.118 R)
• M8: 3,800,983 km (0.102 R)
• M9: 4,474,622 km (0.111 R)
• M10: 5,007,938 km (0.078 R)
• M11: 5,621,439 km (0.113 R)
• M12: 6,473,549 km (0.1 R)
• M13: 6,908,430 km (0.109 R)
• M14: 7,788,215 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.4

Radius: 11.8

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.55 AU - 2.85 AU

Year: 2821 Days

Day: 14.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,516,372 km

• M1: 146,756 km (0.111 R)
• M2: 544,387 km (0.119 R)
• M3: 946,805 km (0.113 R)
• M4: 1,346,381 km (0.083 R)
• M5: 2,179,043 km (0.114 R)
• M6: 2,703,084 km (0.095 R)
• M7: 3,133,028 km (0.092 R)
• M8: 4,006,829 km (0.107 R)
• M9: 5,665,720 km (0.118 R)
• M10: 7,328,800 km (0.067 R)
• M11: 7,710,125 km (0.092 R)
• M12: 8,863,075 km (0.081 R)
• M13: 10,803,509 km (0.049 R)
• M14: 11,594,134 km (0.087 R)
• M15: 12,378,326 km (0.116 R)
• M16: 12,966,395 km (0.11 R)
• M17: 13,811,474 km (0.078 R)
• M18: 15,045,507 km (0.032 R)
• M19: 17,562,491 km (0.108 R)
• M20: 18,655,453 km (0.116 R)
• M21: 19,128,930 km (0.087 R)
• M22: 20,038,485 km (0.115 R)
• M23: 21,813,165 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.6

Radius: 12.3

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.29 AU - 4.91 AU

Year: 5278 Days

Day: 13.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,516,372 km

• M1: 153,487 km (0.038 R)
• M2: 715,826 km (0.084 R)
• M3: 1,210,845 km (0.091 R)
• M4: 1,607,878 km (0.094 R)
• M5: 2,410,022 km (0.105 R)
• M6: 3,253,155 km (0.064 R)
• M7: 4,261,295 km (0.104 R)
• M8: 4,801,643 km (0.113 R)
• M9: 11,172,268 km (0.075 R)
• M10: 13,199,020 km (0.035 R)
• M11: 14,196,988 km (0.036 R)
• M12: 15,244,621 km (0.041 R)
• M13: 17,027,230 km (0.09 R)
• M14: 18,513,484 km (0.113 R)
• M15: 19,256,986 km (0.088 R)
• M16: 21,947,952 km (0.057 R)
• M17: 22,921,535 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.3

Radius: 14.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.87 AU - 5.15 AU

Year: 7130 Days

Day: 14.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,516,372 km

• M1: 185,352 km (0.062 R)
• M2: 974,630 km (0.115 R)
• M3: 2,143,588 km (0.106 R)
• M4: 2,672,267 km (0.036 R)
• M5: 6,308,841 km (0.09 R)
• M6: 6,861,306 km (0.105 R)
• M7: 9,075,056 km (0.044 R)
• M8: 10,169,364 km (0.092 R)
• M9: 13,606,674 km (0.105 R)
• M10: 16,268,768 km (0.1 R)
• M11: 17,124,767 km (0.116 R)
• M12: 24,452,071 km (0.09 R)
• M13: 27,070,333 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.4

Radius: 3

Gravity: 97.49 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.04 AU - 11.62 AU

Year: 19596 Days

Day: 19.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,516,372 km

• M1: 41,139 km (0.111 R)
• M2: 154,834 km (0.118 R)
• M3: 578,645 km (0.093 R)
• M4: 1,420,432 km (0.119 R)
• M5: 1,519,466 km (0.062 R)
• M6: 2,965,479 km (0.072 R)
• M7: 3,412,327 km (0.097 R)
• M8: 3,966,887 km (0.114 R)
• M9: 4,265,634 km (0.097 R)
• M10: 4,368,557 km (0.09 R)
• M11: 4,508,281 km (0.111 R)
• M12: 7,412,724 km (0.068 R)
• M13: 7,561,574 km (0.103 R)
• M14: 7,865,108 km (0.111 R)
• M15: 8,496,710 km (0.112 R)
• M16: 8,605,169 km (0.084 R)
• M17: 10,161,136 km (0.108 R)
• M18: 11,560,175 km (0.111 R)
• M19: 14,811,236 km (0.055 R)
• M20: 17,374,147 km (0.063 R)
• M21: 25,431,488 km (0.113 R)
• M22: 30,070,668 km (0.095 R)
• M23: 30,830,924 km (0.085 R)
• M24: 31,864,496 km (0.099 R)
• M25: 33,864,171 km (0.079 R)
• M26: 36,802,123 km (0.066 R)
• M27: 41,131,935 km (0.05 R)
• M28: 45,622,863 km (0.1 R)
• M29: 46,963,559 km (0.032 R)
• M30: 47,473,089 km (0.097 R)
• M31: 49,197,803 km (0.065 R)
• M32: 51,682,025 km (0.085 R)
• M33: 54,248,526 km (0.117 R)
• M34: 58,060,280 km (0.107 R)
• M35: 61,033,687 km (0.11 R)
• M36: 68,145,420 km (0.083 R)
• M37: 75,093,194 km (0.05 R)
• M38: 76,256,168 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 12,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit