🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.8

Radius: 12.8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.6 AU - 0.68 AU

Year: 360 Days

Day: 5.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,713,458 km

• M1: 161,117 km (0.032 R)
• M2: 655,987 km (0.092 R)
• M3: 1,151,156 km (0.097 R)
• M4: 2,171,413 km (0.095 R)
• M5: 3,105,203 km (0.075 R)
• M6: 4,290,766 km (0.113 R)
• M7: 4,856,545 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.7

Radius: 12

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.87 AU - 0.95 AU

Year: 610 Days

Day: 7.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,713,458 km

• M1: 149,299 km (0.053 R)
• M2: 540,198 km (0.112 R)
• M3: 985,551 km (0.106 R)
• M4: 1,620,145 km (0.114 R)
• M5: 2,054,727 km (0.112 R)
• M6: 3,043,120 km (0.097 R)
• M7: 3,895,977 km (0.119 R)
• M8: 4,802,092 km (0.066 R)
• M9: 5,862,591 km (0.084 R)
• M10: 6,488,957 km (0.074 R)
• M11: 7,116,072 km (0.112 R)
• M12: 7,760,539 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.2

Radius: 9.7

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.82 AU - 1.04 AU

Year: 630 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,713,458 km

• M1: 120,725 km (0.067 R)
• M2: 585,975 km (0.098 R)
• M3: 1,149,510 km (0.114 R)
• M4: 1,634,207 km (0.12 R)
• M5: 1,997,281 km (0.104 R)
• M6: 2,368,134 km (0.099 R)
• M7: 2,995,099 km (0.104 R)
• M8: 3,483,985 km (0.117 R)
• M9: 3,881,766 km (0.106 R)
• M10: 4,254,563 km (0.096 R)
• M11: 4,798,651 km (0.104 R)
• M12: 5,150,206 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.6

Radius: 8.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.36 AU - 4.08 AU

Year: 5043 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 133.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,713,458 km

• M1: 105,766 km (0.101 R)
• M2: 498,161 km (0.095 R)
• M3: 894,595 km (0.109 R)
• M4: 1,311,973 km (0.099 R)
• M5: 1,608,925 km (0.079 R)
• M6: 2,454,452 km (0.076 R)
• M7: 3,263,178 km (0.087 R)
• M8: 3,796,495 km (0.091 R)
• M9: 4,760,503 km (0.115 R)
• M10: 6,584,401 km (0.078 R)
• M11: 7,344,657 km (0.026 R)
• M12: 7,652,230 km (0.094 R)
• M13: 9,866,129 km (0.094 R)
• M14: 12,958,467 km (0.08 R)
• M15: 14,386,977 km (0.106 R)
• M16: 16,485,985 km (0.114 R)
• M17: 17,014,364 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.7

Radius: 14.9

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.51 AU - 4.03 AU

Year: 5145 Days

Day: 11.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,713,458 km

• M1: 185,352 km (0.119 R)
• M2: 754,123 km (0.047 R)
• M3: 1,258,118 km (0.04 R)
• M4: 1,967,810 km (0.088 R)
• M5: 2,441,886 km (0.076 R)
• M6: 3,051,198 km (0.076 R)
• M7: 3,606,356 km (0.102 R)
• M8: 4,709,790 km (0.105 R)
• M9: 6,122,143 km (0.039 R)
• M10: 7,913,279 km (0.082 R)
• M11: 9,513,078 km (0.066 R)
• M12: 12,003,284 km (0.091 R)
• M13: 15,133,021 km (0.079 R)
• M14: 16,823,627 km (0.056 R)
• M15: 18,172,102 km (0.056 R)
• M16: 18,704,371 km (0.101 R)
• M17: 21,010,871 km (0.104 R)
• M18: 23,189,465 km (0.029 R)
• M19: 23,737,143 km (0.113 R)
• M20: 24,373,682 km (0.063 R)
• M21: 25,103,271 km (0.117 R)
• M22: 26,182,919 km (0.046 R)
• M23: 27,466,917 km (0.086 R)
• M24: 28,523,976 km (0.115 R)
• M25: 32,535,742 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.5

Radius: 11.7

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.99 AU - 4.25 AU

Year: 5878 Days

Day: 11.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,713,458 km

• M1: 145,559 km (0.097 R)
• M2: 534,064 km (0.093 R)
• M3: 1,039,107 km (0.089 R)
• M4: 2,002,367 km (0.047 R)
• M5: 2,530,897 km (0.111 R)
• M6: 3,686,840 km (0.086 R)
• M7: 4,358,235 km (0.067 R)
• M8: 5,252,381 km (0.05 R)
• M9: 6,800,570 km (0.12 R)
• M10: 9,512,779 km (0.111 R)
• M11: 10,404,233 km (0.032 R)
• M12: 10,870,529 km (0.094 R)
• M13: 13,469,194 km (0.114 R)
• M14: 14,477,783 km (0.112 R)
• M15: 15,000,627 km (0.088 R)
• M16: 16,394,431 km (0.103 R)
• M17: 19,021,070 km (0.113 R)
• M18: 22,606,482 km (0.111 R)
• M19: 25,933,988 km (0.085 R)
• M20: 30,417,436 km (0.093 R)
• M21: 31,468,959 km (0.106 R)
• M22: 32,052,541 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.4

Radius: 9.5

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.03 AU - 5.61 AU

Year: 8625 Days

Day: 6.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,713,458 km

• M1: 155,582 km (0.069 R)
• M2: 647,310 km (0.108 R)
• M3: 1,557,314 km (0.067 R)
• M4: 2,219,434 km (0.068 R)
• M5: 2,986,123 km (0.029 R)
• M6: 4,258,752 km (0.072 R)
• M7: 4,934,785 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.7

Radius: 7.4

Gravity: 16.58 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.95 AU - 7.03 AU

Year: 10305 Days

Day: 22.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 140.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,713,458 km

• M1: 92,003 km (0.105 R)
• M2: 324,179 km (0.059 R)
• M3: 678,726 km (0.085 R)
• M4: 1,089,970 km (0.08 R)
• M5: 2,054,278 km (0.094 R)
• M6: 3,321,970 km (0.101 R)
• M7: 4,064,724 km (0.097 R)
• M8: 4,978,318 km (0.117 R)
• M9: 5,694,742 km (0.073 R)
• M10: 9,358,244 km (0.075 R)
• M11: 13,499,861 km (0.06 R)
• M12: 13,886,722 km (0.107 R)
• M13: 15,229,362 km (0.093 R)
• M14: 16,003,681 km (0.103 R)
• M15: 17,630,707 km (0.057 R)
• M16: 18,405,475 km (0.108 R)
• M17: 21,820,645 km (0.074 R)
• M18: 24,098,123 km (0.076 R)
• M19: 26,933,152 km (0.083 R)
• M20: 27,238,481 km (0.117 R)
• M21: 30,974,239 km (0.08 R)
• M22: 34,198,223 km (0.075 R)
• M23: 39,443,274 km (0.081 R)
• M24: 41,034,846 km (0.092 R)
• M25: 49,182,394 km (0.084 R)
• M26: 49,486,377 km (0.077 R)
• M27: 50,098,083 km (0.093 R)
• M28: 50,560,041 km (0.078 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 10,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit