🌌 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: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.9

Radius: 10.8

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.56 AU - 0.94 AU

Year: 448 Days

Day: 7.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 83,815,348 km

• M1: 134,339 km (0.077 R)
• M2: 587,172 km (0.12 R)
• M3: 924,365 km (0.107 R)
• M4: 1,355,357 km (0.066 R)
• M5: 2,533,739 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.4

Radius: 11

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.73 AU - 0.99 AU

Year: 551 Days

Day: 14.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,815,348 km

• M1: 137,032 km (0.098 R)
• M2: 700,118 km (0.073 R)
• M3: 1,096,403 km (0.12 R)
• M4: 1,695,841 km (0.083 R)
• M5: 2,050,688 km (0.084 R)
• M6: 2,552,888 km (0.055 R)
• M7: 3,453,766 km (0.089 R)
• M8: 4,266,531 km (0.065 R)
• M9: 4,643,518 km (0.056 R)
• M10: 5,042,795 km (0.11 R)
• M11: 5,684,719 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.2

Radius: 12.1

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.48 AU - 3.12 AU

Year: 3234 Days

Day: 11.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,815,348 km

• M1: 150,495 km (0.066 R)
• M2: 575,653 km (0.12 R)
• M3: 1,026,241 km (0.091 R)
• M4: 1,863,989 km (0.071 R)
• M5: 2,357,513 km (0.112 R)
• M6: 3,079,023 km (0.029 R)
• M7: 3,921,559 km (0.093 R)
• M8: 4,501,849 km (0.1 R)
• M9: 5,113,255 km (0.067 R)
• M10: 5,863,339 km (0.088 R)
• M11: 6,532,939 km (0.097 R)
• M12: 8,378,079 km (0.112 R)
• M13: 9,893,506 km (0.115 R)
• M14: 10,464,820 km (0.098 R)
• M15: 12,127,451 km (0.071 R)
• M16: 12,782,240 km (0.107 R)
• M17: 13,808,631 km (0.105 R)
• M18: 15,804,417 km (0.108 R)
• M19: 16,416,422 km (0.095 R)
• M20: 18,105,830 km (0.09 R)
• M21: 19,589,392 km (0.089 R)
• M22: 20,295,794 km (0.05 R)
• M23: 21,353,450 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.6

Radius: 13.7

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.57 AU - 3.07 AU

Year: 3269 Days

Day: 14.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,815,348 km

• M1: 170,392 km (0.065 R)
• M2: 659,876 km (0.114 R)
• M3: 1,114,205 km (0.084 R)
• M4: 1,620,295 km (0.104 R)
• M5: 2,691,415 km (0.118 R)
• M6: 3,512,708 km (0.105 R)
• M7: 4,721,907 km (0.078 R)
• M8: 6,247,955 km (0.043 R)
• M9: 7,124,599 km (0.113 R)
• M10: 7,753,508 km (0.047 R)
• M11: 8,591,705 km (0.105 R)
• M12: 10,096,211 km (0.092 R)
• M13: 10,809,643 km (0.055 R)
• M14: 13,339,493 km (0.089 R)
• M15: 13,812,671 km (0.047 R)
• M16: 15,146,336 km (0.07 R)
• M17: 15,609,341 km (0.049 R)
• M18: 19,784,468 km (0.067 R)
• M19: 20,965,992 km (0.113 R)
• M20: 21,412,990 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.6

Radius: 9.3

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.39 AU - 5.63 AU

Year: 8928 Days

Day: 9.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,815,348 km

• M1: 134,339 km (0.061 R)
• M2: 515,215 km (0.117 R)
• M3: 818,600 km (0.074 R)
• M4: 1,464,114 km (0.115 R)
• M5: 1,763,161 km (0.099 R)
• M6: 2,072,230 km (0.09 R)
• M7: 5,865,583 km (0.089 R)
• M8: 6,358,209 km (0.069 R)
• M9: 6,949,569 km (0.109 R)
• M10: 7,924,498 km (0.114 R)
• M11: 9,554,068 km (0.086 R)
• M12: 10,471,253 km (0.092 R)
• M13: 13,519,309 km (0.106 R)
• M14: 15,275,588 km (0.098 R)
• M15: 17,377,737 km (0.068 R)
• M16: 18,325,290 km (0.096 R)
• M17: 18,881,944 km (0.088 R)
• M18: 19,738,093 km (0.116 R)
• M19: 20,397,071 km (0.073 R)
• M20: 20,995,014 km (0.095 R)
• M21: 29,582,381 km (0.1 R)
• M22: 33,752,870 km (0.047 R)
• M23: 35,225,811 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.3

Radius: 5.9

Gravity: 19.74 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.84 AU - 12.92 AU

Year: 23084 Days

Day: 16.9 Hours

Environment

Temp: -246 °C

Axial Tilt: 66.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,815,348 km

• M1: 73,453 km (0.11 R)
• M2: 553,662 km (0.108 R)
• M3: 1,146,368 km (0.094 R)
• M4: 1,614,161 km (0.111 R)
• M5: 2,267,305 km (0.108 R)
• M6: 3,028,459 km (0.082 R)
• M7: 3,663,801 km (0.057 R)
• M8: 4,596,245 km (0.118 R)
• M9: 5,234,429 km (0.087 R)
• M10: 6,731,455 km (0.069 R)
• M11: 9,276,863 km (0.116 R)
• M12: 10,168,766 km (0.096 R)
• M13: 10,986,916 km (0.045 R)
• M14: 12,682,309 km (0.059 R)
• M15: 13,629,413 km (0.113 R)
• M16: 14,235,135 km (0.119 R)
• M17: 15,097,268 km (0.095 R)
• M18: 16,667,297 km (0.103 R)
• M19: 17,272,271 km (0.113 R)
• M20: 21,313,358 km (0.09 R)
• M21: 30,554,916 km (0.111 R)
• M22: 36,544,665 km (0.064 R)
• M23: 39,813,229 km (0.061 R)
• M24: 41,991,823 km (0.069 R)
• M25: 46,077,341 km (0.054 R)
• M26: 46,415,133 km (0.069 R)
• M27: 47,095,803 km (0.076 R)
• M28: 49,885,056 km (0.059 R)
• M29: 51,683,072 km (0.082 R)
• M30: 54,460,656 km (0.107 R)
• M31: 64,435,393 km (0.089 R)
• M32: 69,850,387 km (0.109 R)
• M33: 74,162,845 km (0.116 R)
• M34: 76,502,406 km (0.062 R)
• M35: 81,328,134 km (0.095 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 18,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit