🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.6

Radius: 12

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.74 AU - 1.12 AU

Year: 608 Days

Day: 12.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,349,130 km

• M1: 149,299 km (0.08 R)
• M2: 552,764 km (0.07 R)
• M3: 1,008,439 km (0.057 R)
• M4: 1,477,429 km (0.115 R)
• M5: 1,923,679 km (0.046 R)
• M6: 2,298,272 km (0.104 R)
• M7: 2,839,218 km (0.038 R)
• M8: 3,889,694 km (0.069 R)
• M9: 4,321,434 km (0.109 R)
• M10: 4,894,394 km (0.086 R)
• M11: 5,568,930 km (0.089 R)
• M12: 6,082,799 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.2

Radius: 14.1

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.93 AU - 0.97 AU

Year: 628 Days

Day: 7.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,349,130 km

• M1: 175,329 km (0.082 R)
• M2: 623,075 km (0.119 R)
• M3: 1,090,419 km (0.118 R)
• M4: 1,672,055 km (0.117 R)
• M5: 2,177,846 km (0.071 R)
• M6: 2,643,993 km (0.107 R)
• M7: 3,280,981 km (0.119 R)
• M8: 3,808,463 km (0.039 R)
• M9: 4,639,778 km (0.041 R)
• M10: 5,210,643 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.2

Radius: 11.4

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.68 AU - 5.78 AU

Year: 6977 Days

Day: 8.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,349,130 km

• M1: 141,819 km (0.069 R)
• M2: 757,863 km (0.117 R)
• M3: 1,150,108 km (0.111 R)
• M4: 1,591,123 km (0.066 R)
• M5: 2,536,881 km (0.075 R)
• M6: 2,976,848 km (0.108 R)
• M7: 3,505,976 km (0.074 R)
• M8: 4,293,908 km (0.099 R)
• M9: 4,849,963 km (0.114 R)
• M10: 5,938,587 km (0.093 R)
• M11: 6,364,641 km (0.091 R)
• M12: 6,902,745 km (0.045 R)
• M13: 7,406,591 km (0.09 R)
• M14: 8,919,474 km (0.112 R)
• M15: 10,424,428 km (0.068 R)
• M16: 11,258,885 km (0.116 R)
• M17: 12,547,372 km (0.085 R)
• M18: 13,251,080 km (0.114 R)
• M19: 14,080,451 km (0.116 R)
• M20: 16,387,549 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.9

Radius: 7

Gravity: 16.88 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7.8 AU - 9.3 AU

Year: 16957 Days

Day: 22.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,349,130 km

• M1: 87,365 km (0.069 R)
• M2: 308,022 km (0.114 R)
• M3: 546,032 km (0.076 R)
• M4: 797,506 km (0.077 R)
• M5: 1,561,951 km (0.11 R)
• M6: 2,396,109 km (0.09 R)
• M7: 3,063,615 km (0.09 R)
• M8: 4,796,108 km (0.098 R)
• M9: 5,810,232 km (0.081 R)
• M10: 6,474,745 km (0.111 R)
• M11: 7,328,351 km (0.054 R)
• M12: 8,254,811 km (0.085 R)
• M13: 9,816,163 km (0.112 R)
• M14: 10,279,318 km (0.098 R)
• M15: 10,817,721 km (0.086 R)
• M16: 11,692,420 km (0.105 R)
• M17: 12,613,494 km (0.048 R)
• M18: 13,581,841 km (0.041 R)
• M19: 25,594,849 km (0.106 R)
• M20: 27,824,755 km (0.099 R)
• M21: 28,170,027 km (0.083 R)
• M22: 39,327,335 km (0.116 R)
• M23: 49,148,884 km (0.108 R)
• M24: 50,844,427 km (0.075 R)
• M25: 56,347,983 km (0.069 R)
• M26: 57,643,351 km (0.118 R)
• M27: 58,580,731 km (0.1 R)
• M28: 60,293,627 km (0.119 R)
• M29: 61,259,430 km (0.066 R)
• M30: 62,235,557 km (0.08 R)
• M31: 63,619,486 km (0.119 R)
• M32: 64,218,925 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.4

Radius: 4.8

Gravity: 29.53 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.42 AU - 10.29 AU

Year: 19391 Days

Day: 24.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,349,130 km

• M1: 72,106 km (0.094 R)
• M2: 369,806 km (0.113 R)
• M3: 709,244 km (0.113 R)
• M4: 1,061,546 km (0.076 R)
• M5: 1,522,308 km (0.113 R)
• M6: 1,834,818 km (0.102 R)
• M7: 2,316,523 km (0.102 R)
• M8: 2,779,080 km (0.074 R)
• M9: 2,954,708 km (0.085 R)
• M10: 4,639,479 km (0.078 R)
• M11: 4,996,120 km (0.086 R)
• M12: 6,389,774 km (0.047 R)
• M13: 7,579,526 km (0.109 R)
• M14: 10,328,536 km (0.048 R)
• M15: 10,690,114 km (0.096 R)
• M16: 10,935,904 km (0.082 R)
• M17: 11,248,563 km (0.113 R)
• M18: 13,462,462 km (0.104 R)
• M19: 13,677,135 km (0.095 R)
• M20: 17,855,703 km (0.111 R)
• M21: 18,907,376 km (0.112 R)
• M22: 22,011,531 km (0.116 R)
• M23: 22,913,607 km (0.062 R)
• M24: 25,113,593 km (0.094 R)
• M25: 32,680,104 km (0.025 R)
• M26: 37,256,901 km (0.058 R)
• M27: 38,536,112 km (0.084 R)
• M28: 40,732,957 km (0.082 R)
• M29: 41,182,050 km (0.052 R)
• M30: 42,857,247 km (0.119 R)
• M31: 50,700,065 km (0.05 R)
• M32: 52,269,646 km (0.058 R)
• M33: 59,063,633 km (0.069 R)
• M34: 61,387,486 km (0.073 R)
• M35: 70,428,882 km (0.086 R)
• M36: 71,075,893 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546

Radius: 3.7

Gravity: 39.88 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 8.15 AU - 13.05 AU

Year: 23407 Days

Day: 19.2 Hours

Environment

Temp: -246 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,349,130 km

• M1: 58,343 km (0.097 R)
• M2: 451,486 km (0.047 R)
• M3: 653,892 km (0.065 R)
• M4: 1,075,309 km (0.107 R)
• M5: 1,955,693 km (0.088 R)
• M6: 2,424,233 km (0.043 R)
• M7: 5,562,049 km (0.076 R)
• M8: 5,683,223 km (0.056 R)
• M9: 9,485,702 km (0.111 R)
• M10: 10,992,601 km (0.098 R)
• M11: 13,144,866 km (0.116 R)
• M12: 14,395,055 km (0.08 R)
• M13: 17,299,947 km (0.041 R)
• M14: 18,082,792 km (0.026 R)
• M15: 19,439,645 km (0.097 R)
• M16: 32,554,441 km (0.114 R)
• M17: 32,948,183 km (0.118 R)
• M18: 43,854,765 km (0.109 R)
• M19: 48,303,806 km (0.08 R)
• M20: 53,407,337 km (0.045 R)
• M21: 63,233,075 km (0.092 R)
• M22: 71,511,223 km (0.091 R)
• M23: 72,398,937 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 19,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit