🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.1

Radius: 11.9

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.59 AU - 0.93 AU

Year: 466 Days

Day: 7.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,222,551 km

• M1: 147,952 km (0.073 R)
• M2: 819,497 km (0.108 R)
• M3: 1,222,663 km (0.09 R)
• M4: 2,075,670 km (0.103 R)
• M5: 2,560,966 km (0.114 R)
• M6: 2,947,078 km (0.034 R)
• M7: 3,515,251 km (0.088 R)
• M8: 4,088,061 km (0.038 R)
• M9: 5,873,212 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.1

Radius: 14.2

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.25 AU - 3.05 AU

Year: 3032 Days

Day: 14.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,222,551 km

• M1: 177,124 km (0.036 R)
• M2: 760,406 km (0.108 R)
• M3: 1,216,530 km (0.068 R)
• M4: 1,818,512 km (0.075 R)
• M5: 2,376,961 km (0.101 R)
• M6: 3,065,859 km (0.11 R)
• M7: 3,548,461 km (0.039 R)
• M8: 4,538,500 km (0.075 R)
• M9: 5,655,398 km (0.095 R)
• M10: 6,305,849 km (0.119 R)
• M11: 7,330,296 km (0.101 R)
• M12: 10,376,408 km (0.073 R)
• M13: 11,113,925 km (0.071 R)
• M14: 11,720,694 km (0.092 R)
• M15: 12,392,089 km (0.119 R)
• M16: 13,000,653 km (0.082 R)
• M17: 13,447,502 km (0.03 R)
• M18: 15,736,948 km (0.052 R)
• M19: 18,723,819 km (0.102 R)
• M20: 19,294,535 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.3

Radius: 8.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.04 AU - 3.92 AU

Year: 4563 Days

Day: 9.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,222,551 km

• M1: 110,702 km (0.028 R)
• M2: 854,802 km (0.083 R)
• M3: 1,172,997 km (0.089 R)
• M4: 1,551,779 km (0.063 R)
• M5: 2,846,249 km (0.111 R)
• M6: 3,418,311 km (0.118 R)
• M7: 3,840,776 km (0.116 R)
• M8: 7,346,153 km (0.061 R)
• M9: 8,021,288 km (0.084 R)
• M10: 8,865,918 km (0.083 R)
• M11: 9,977,430 km (0.1 R)
• M12: 13,650,058 km (0.097 R)
• M13: 13,955,088 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.2

Radius: 6.9

Gravity: 14.88 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.62 AU - 8.22 AU

Year: 12796 Days

Day: 23.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,222,551 km

• M1: 109,805 km (0.066 R)
• M2: 826,079 km (0.088 R)
• M3: 1,171,501 km (0.101 R)
• M4: 1,535,323 km (0.089 R)
• M5: 1,990,100 km (0.116 R)
• M6: 4,684,508 km (0.06 R)
• M7: 5,112,208 km (0.099 R)
• M8: 8,968,093 km (0.077 R)
• M9: 14,484,814 km (0.08 R)
• M10: 16,041,380 km (0.055 R)
• M11: 18,419,537 km (0.092 R)
• M12: 19,317,124 km (0.119 R)
• M13: 22,366,677 km (0.116 R)
• M14: 23,671,619 km (0.073 R)
• M15: 29,509,975 km (0.094 R)
• M16: 34,257,314 km (0.056 R)
• M17: 38,692,592 km (0.114 R)
• M18: 42,085,322 km (0.111 R)
• M19: 46,114,591 km (0.102 R)
• M20: 46,411,842 km (0.117 R)
• M21: 49,766,873 km (0.075 R)
• M22: 50,551,364 km (0.118 R)
• M23: 51,663,325 km (0.092 R)
• M24: 55,599,694 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.1

Radius: 5.3

Gravity: 30.26 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.21 AU - 8.71 AU

Year: 17297 Days

Day: 22.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,222,551 km

• M1: 65,973 km (0.089 R)
• M2: 331,509 km (0.099 R)
• M3: 520,451 km (0.092 R)
• M4: 1,053,019 km (0.106 R)
• M5: 1,746,705 km (0.075 R)
• M6: 2,405,833 km (0.112 R)
• M7: 2,853,879 km (0.111 R)
• M8: 3,164,294 km (0.114 R)
• M9: 3,642,409 km (0.073 R)
• M10: 4,776,361 km (0.076 R)
• M11: 6,086,090 km (0.081 R)
• M12: 6,733,699 km (0.065 R)
• M13: 7,237,096 km (0.057 R)
• M14: 8,737,114 km (0.104 R)
• M15: 9,503,354 km (0.076 R)
• M16: 10,492,944 km (0.099 R)
• M17: 17,911,054 km (0.07 R)
• M18: 19,688,426 km (0.071 R)
• M19: 21,677,629 km (0.109 R)
• M20: 23,383,194 km (0.06 R)
• M21: 27,629,530 km (0.083 R)
• M22: 29,271,217 km (0.085 R)
• M23: 33,526,678 km (0.106 R)
• M24: 34,584,634 km (0.089 R)
• M25: 35,257,077 km (0.085 R)
• M26: 36,075,527 km (0.073 R)
• M27: 50,774,116 km (0.028 R)
• M28: 51,992,441 km (0.117 R)
• M29: 70,075,383 km (0.074 R)
• M30: 71,802,191 km (0.099 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: 498 - 13,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit