🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.5

Radius: 13.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.44 AU - 0.62 AU

Year: 266 Days

Day: 5.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,951,748 km

• M1: 166,951 km (0.063 R)
• M2: 664,663 km (0.079 R)
• M3: 1,082,341 km (0.086 R)
• M4: 1,833,472 km (0.061 R)
• M5: 2,522,071 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.4

Radius: 9.3

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.48 AU - 0.74 AU

Year: 329 Days

Day: 10.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 47,951,748 km

• M1: 115,789 km (0.098 R)
• M2: 1,430,455 km (0.086 R)
• M3: 1,930,860 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.5

Radius: 14.5

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.16 AU - 1.62 AU

Year: 1131 Days

Day: 13.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,951,748 km

• M1: 182,809 km (0.103 R)
• M2: 724,951 km (0.118 R)
• M3: 1,284,148 km (0.076 R)
• M4: 1,766,900 km (0.043 R)
• M5: 2,246,960 km (0.036 R)
• M6: 2,951,865 km (0.082 R)
• M7: 3,479,497 km (0.047 R)
• M8: 4,599,835 km (0.095 R)
• M9: 5,525,996 km (0.071 R)
• M10: 6,177,943 km (0.057 R)
• M11: 6,695,253 km (0.094 R)
• M12: 7,525,521 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.8

Radius: 9

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.12 AU - 1.7 AU

Year: 1156 Days

Day: 7.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,951,748 km

• M1: 111,899 km (0.087 R)
• M2: 634,295 km (0.066 R)
• M3: 951,143 km (0.066 R)
• M4: 1,678,039 km (0.113 R)
• M5: 2,087,339 km (0.112 R)
• M6: 2,526,110 km (0.083 R)
• M7: 3,888,497 km (0.104 R)
• M8: 5,022,001 km (0.055 R)
• M9: 6,006,803 km (0.058 R)
• M10: 6,317,069 km (0.119 R)
• M11: 7,615,280 km (0.063 R)
• M12: 8,300,288 km (0.085 R)
• M13: 9,286,437 km (0.047 R)
• M14: 10,254,485 km (0.093 R)
• M15: 10,860,357 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.4

Radius: 13.6

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.3 AU - 2 AU

Year: 1463 Days

Day: 8.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,951,748 km

• M1: 169,195 km (0.049 R)
• M2: 603,328 km (0.082 R)
• M3: 1,183,768 km (0.091 R)
• M4: 1,991,896 km (0.071 R)
• M5: 2,709,068 km (0.114 R)
• M6: 3,561,177 km (0.091 R)
• M7: 4,193,528 km (0.109 R)
• M8: 4,701,412 km (0.04 R)
• M9: 5,124,774 km (0.083 R)
• M10: 6,380,948 km (0.057 R)
• M11: 6,850,984 km (0.099 R)
• M12: 7,451,021 km (0.061 R)
• M13: 8,314,949 km (0.074 R)
• M14: 9,059,647 km (0.11 R)
• M15: 10,924,085 km (0.034 R)
• M16: 11,382,902 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.7

Radius: 11.5

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.64 AU - 1.94 AU

Year: 1653 Days

Day: 13.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,951,748 km

• M1: 143,016 km (0.101 R)
• M2: 560,394 km (0.053 R)
• M3: 932,144 km (0.082 R)
• M4: 1,619,547 km (0.099 R)
• M5: 2,539,274 km (0.099 R)
• M6: 2,969,667 km (0.107 R)
• M7: 3,602,317 km (0.082 R)
• M8: 4,206,243 km (0.11 R)
• M9: 5,115,200 km (0.096 R)
• M10: 6,226,114 km (0.096 R)
• M11: 6,745,069 km (0.077 R)
• M12: 8,048,814 km (0.095 R)
• M13: 8,760,451 km (0.11 R)
• M14: 9,547,486 km (0.09 R)
• M15: 10,345,142 km (0.112 R)
• M16: 11,643,801 km (0.067 R)
• M17: 12,113,089 km (0.111 R)
• M18: 13,640,334 km (0.09 R)
• M19: 14,118,149 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.3

Radius: 9.6

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.92 AU - 2.08 AU

Year: 1952 Days

Day: 11.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,951,748 km

• M1: 119,379 km (0.12 R)
• M2: 471,532 km (0.093 R)
• M3: 853,755 km (0.071 R)
• M4: 1,197,381 km (0.077 R)
• M5: 2,127,282 km (0.105 R)
• M6: 2,803,464 km (0.081 R)
• M7: 3,121,060 km (0.103 R)
• M8: 3,721,995 km (0.086 R)
• M9: 5,087,973 km (0.098 R)
• M10: 5,401,680 km (0.117 R)
• M11: 5,994,237 km (0.101 R)
• M12: 6,551,040 km (0.057 R)
• M13: 9,326,530 km (0.028 R)
• M14: 9,832,320 km (0.101 R)
• M15: 10,935,604 km (0.105 R)
• M16: 11,308,552 km (0.084 R)
• M17: 11,689,877 km (0.064 R)
• M18: 12,001,190 km (0.084 R)
• M19: 13,856,802 km (0.047 R)
• M20: 15,012,146 km (0.072 R)
• M21: 15,707,178 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.1

Radius: 8.9

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.15 AU - 2.97 AU

Year: 2827 Days

Day: 14.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,951,748 km

• M1: 258,356 km (0.066 R)
• M2: 676,332 km (0.099 R)
• M3: 1,503,907 km (0.073 R)
• M4: 1,999,974 km (0.052 R)
• M5: 2,531,944 km (0.114 R)
• M6: 2,920,001 km (0.104 R)
• M7: 5,012,875 km (0.112 R)
• M8: 6,205,469 km (0.077 R)
• M9: 9,678,234 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.3

Radius: 6.8

Gravity: 15.47 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.48 AU - 6.24 AU

Year: 9792 Days

Day: 23.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,951,748 km

• M1: 89,609 km (0.034 R)
• M2: 439,519 km (0.069 R)
• M3: 713,731 km (0.104 R)
• M4: 985,551 km (0.107 R)
• M5: 2,016,131 km (0.084 R)
• M6: 2,393,117 km (0.119 R)
• M7: 2,837,572 km (0.028 R)
• M8: 3,943,699 km (0.089 R)
• M9: 6,471,604 km (0.067 R)
• M10: 7,455,659 km (0.105 R)
• M11: 7,876,029 km (0.105 R)
• M12: 11,110,634 km (0.12 R)
• M13: 11,492,707 km (0.113 R)
• M14: 14,224,962 km (0.114 R)
• M15: 14,871,524 km (0.09 R)
• M16: 15,741,137 km (0.09 R)
• M17: 16,153,728 km (0.079 R)
• M18: 21,180,216 km (0.117 R)
• M19: 22,279,910 km (0.054 R)
• M20: 22,800,062 km (0.086 R)
• M21: 23,417,153 km (0.106 R)
• M22: 25,617,439 km (0.052 R)
• M23: 26,670,608 km (0.056 R)
• M24: 27,158,745 km (0.11 R)
• M25: 28,965,289 km (0.089 R)
• M26: 31,064,895 km (0.11 R)
• M27: 31,496,635 km (0.036 R)
• M28: 31,932,413 km (0.068 R)
• M29: 33,715,770 km (0.101 R)
• M30: 34,979,722 km (0.088 R)
• M31: 35,212,945 km (0.1 R)
• M32: 36,874,080 km (0.066 R)
• M33: 37,601,724 km (0.037 R)
• M34: 44,042,511 km (0.033 R)
• M35: 44,861,559 km (0.043 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: 531 - 14,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit