🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.5

Radius: 12.6

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.86 AU - 1.1 AU

Year: 617 Days

Day: 6.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,866,980 km

• M1: 156,779 km (0.111 R)
• M2: 565,330 km (0.086 R)
• M3: 1,016,817 km (0.059 R)
• M4: 1,443,619 km (0.117 R)
• M5: 1,851,274 km (0.092 R)
• M6: 2,738,987 km (0.083 R)
• M7: 3,149,484 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.4

Radius: 8.5

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.41 AU - 1.59 AU

Year: 1168 Days

Day: 12 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,866,980 km

• M1: 106,065 km (0.115 R)
• M2: 473,178 km (0.079 R)
• M3: 751,281 km (0.111 R)
• M4: 1,256,024 km (0.071 R)
• M5: 2,489,608 km (0.071 R)
• M6: 3,168,782 km (0.101 R)
• M7: 4,482,850 km (0.094 R)
• M8: 4,924,612 km (0.118 R)
• M9: 5,395,247 km (0.111 R)
• M10: 6,527,853 km (0.054 R)
• M11: 7,742,737 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.2

Radius: 9

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.92 AU - 2.28 AU

Year: 1935 Days

Day: 8.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,866,980 km

• M1: 122,371 km (0.053 R)
• M2: 402,867 km (0.067 R)
• M3: 1,164,619 km (0.108 R)
• M4: 2,587,894 km (0.051 R)
• M5: 4,834,704 km (0.062 R)
• M6: 5,829,979 km (0.119 R)
• M7: 6,463,226 km (0.111 R)
• M8: 7,141,653 km (0.114 R)
• M9: 8,481,302 km (0.052 R)
• M10: 9,072,512 km (0.075 R)
• M11: 9,378,141 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.6

Radius: 14.1

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.39 AU - 3.87 AU

Year: 4397 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,866,980 km

• M1: 176,525 km (0.113 R)
• M2: 639,381 km (0.106 R)
• M3: 1,203,515 km (0.079 R)
• M4: 1,786,348 km (0.093 R)
• M5: 2,297,823 km (0.093 R)
• M6: 2,798,677 km (0.053 R)
• M7: 3,955,966 km (0.075 R)
• M8: 4,708,443 km (0.117 R)
• M9: 8,172,831 km (0.085 R)
• M10: 9,773,378 km (0.049 R)
• M11: 10,336,166 km (0.113 R)
• M12: 11,621,959 km (0.071 R)
• M13: 13,747,446 km (0.102 R)
• M14: 15,243,873 km (0.117 R)
• M15: 15,707,477 km (0.104 R)
• M16: 17,911,652 km (0.091 R)
• M17: 18,690,160 km (0.026 R)
• M18: 19,288,850 km (0.094 R)
• M19: 23,921,896 km (0.039 R)
• M20: 24,946,193 km (0.107 R)
• M21: 25,917,532 km (0.081 R)
• M22: 28,368,843 km (0.065 R)
• M23: 29,606,017 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738

Radius: 12

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.28 AU - 5.08 AU

Year: 5434 Days

Day: 8.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,866,980 km

• M1: 149,299 km (0.093 R)
• M2: 593,904 km (0.116 R)
• M3: 1,167,312 km (0.113 R)
• M4: 1,694,345 km (0.079 R)
• M5: 2,345,096 km (0.091 R)
• M6: 5,025,890 km (0.114 R)
• M7: 5,992,741 km (0.073 R)
• M8: 6,373,767 km (0.105 R)
• M9: 7,044,863 km (0.071 R)
• M10: 10,942,486 km (0.064 R)
• M11: 11,417,160 km (0.043 R)
• M12: 12,820,089 km (0.028 R)
• M13: 13,509,137 km (0.068 R)
• M14: 14,222,718 km (0.103 R)
• M15: 15,310,744 km (0.058 R)
• M16: 17,140,326 km (0.102 R)
• M17: 19,592,534 km (0.03 R)
• M18: 20,938,765 km (0.118 R)
• M19: 21,376,489 km (0.093 R)
• M20: 21,894,696 km (0.086 R)
• M21: 26,095,404 km (0.106 R)
• M22: 28,786,520 km (0.057 R)
• M23: 30,898,991 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.9

Radius: 8

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.7 AU - 5.76 AU

Year: 8721 Days

Day: 8 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,866,980 km

• M1: 99,483 km (0.077 R)
• M2: 455,376 km (0.115 R)
• M3: 1,002,755 km (0.11 R)
• M4: 1,497,026 km (0.086 R)
• M5: 6,617,611 km (0.057 R)
• M6: 9,849,225 km (0.102 R)
• M7: 10,523,612 km (0.107 R)
• M8: 11,964,239 km (0.038 R)
• M9: 15,422,044 km (0.108 R)
• M10: 16,067,559 km (0.026 R)
• M11: 17,001,349 km (0.091 R)
• M12: 26,266,394 km (0.093 R)
• M13: 28,128,140 km (0.093 R)
• M14: 35,447,365 km (0.117 R)
• M15: 38,652,051 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.8

Radius: 10.1

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.86 AU - 6.2 AU

Year: 9415 Days

Day: 11.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,866,980 km

• M1: 125,662 km (0.112 R)
• M2: 511,026 km (0.106 R)
• M3: 850,165 km (0.072 R)
• M4: 1,172,249 km (0.069 R)
• M5: 1,550,881 km (0.117 R)
• M6: 2,841,312 km (0.082 R)
• M7: 3,732,766 km (0.064 R)
• M8: 4,284,782 km (0.118 R)
• M9: 5,421,726 km (0.036 R)
• M10: 6,380,349 km (0.07 R)
• M11: 7,650,884 km (0.08 R)
• M12: 8,281,289 km (0.075 R)
• M13: 8,720,359 km (0.089 R)
• M14: 12,187,290 km (0.113 R)
• M15: 12,698,466 km (0.114 R)
• M16: 13,164,762 km (0.116 R)
• M17: 14,380,694 km (0.062 R)
• M18: 15,080,662 km (0.036 R)
• M19: 18,403,231 km (0.07 R)
• M20: 19,766,067 km (0.114 R)
• M21: 20,234,907 km (0.094 R)
• M22: 21,276,108 km (0.085 R)
• M23: 26,360,940 km (0.12 R)
• M24: 30,408,161 km (0.1 R)
• M25: 34,851,666 km (0.109 R)
• M26: 36,697,255 km (0.088 R)
• M27: 38,728,495 km (0.11 R)
• M28: 40,707,825 km (0.081 R)
• M29: 41,850,304 km (0.069 R)
• M30: 44,332,282 km (0.037 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 16,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit