🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 8.8

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.89 AU - 1.31 AU

Year: 796 Days

Day: 8.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 79.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,083,748 km

• M1: 109,506 km (0.079 R)
• M2: 452,234 km (0.106 R)
• M3: 739,313 km (0.085 R)
• M4: 1,036,713 km (0.104 R)
• M5: 1,401,582 km (0.081 R)
• M6: 1,834,369 km (0.109 R)
• M7: 2,395,062 km (0.084 R)
• M8: 3,379,865 km (0.057 R)
• M9: 3,715,712 km (0.09 R)
• M10: 4,088,510 km (0.086 R)
• M11: 4,597,442 km (0.105 R)
• M12: 5,079,147 km (0.076 R)
• M13: 6,221,925 km (0.056 R)
• M14: 6,769,902 km (0.093 R)
• M15: 7,572,794 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.8

Radius: 13.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.19 AU - 4.55 AU

Year: 5255 Days

Day: 10.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,083,748 km

• M1: 173,534 km (0.118 R)
• M2: 668,702 km (0.112 R)
• M3: 1,127,818 km (0.099 R)
• M4: 1,732,194 km (0.06 R)
• M5: 2,281,368 km (0.107 R)
• M6: 3,405,745 km (0.027 R)
• M7: 4,185,599 km (0.103 R)
• M8: 5,002,403 km (0.064 R)
• M9: 5,923,178 km (0.075 R)
• M10: 6,377,806 km (0.08 R)
• M11: 7,086,900 km (0.057 R)
• M12: 7,955,914 km (0.098 R)
• M13: 8,435,375 km (0.081 R)
• M14: 9,290,776 km (0.087 R)
• M15: 10,505,959 km (0.069 R)
• M16: 10,948,769 km (0.051 R)
• M17: 13,353,256 km (0.087 R)
• M18: 13,820,898 km (0.056 R)
• M19: 14,515,631 km (0.112 R)
• M20: 15,402,597 km (0.101 R)
• M21: 16,561,681 km (0.059 R)
• M22: 18,091,469 km (0.079 R)
• M23: 18,600,401 km (0.092 R)
• M24: 22,434,893 km (0.106 R)
• M25: 23,245,714 km (0.099 R)
• M26: 24,614,534 km (0.083 R)
• M27: 25,635,989 km (0.096 R)
• M28: 27,345,743 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.5

Radius: 10.9

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.56 AU - 4.98 AU

Year: 6091 Days

Day: 12.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,083,748 km

• M1: 135,536 km (0.093 R)
• M2: 613,650 km (0.114 R)
• M3: 1,976,936 km (0.095 R)
• M4: 2,369,331 km (0.074 R)
• M5: 3,982,146 km (0.063 R)
• M6: 7,416,464 km (0.062 R)
• M7: 7,903,106 km (0.082 R)
• M8: 9,412,548 km (0.096 R)
• M9: 10,534,532 km (0.061 R)
• M10: 10,883,544 km (0.082 R)
• M11: 12,502,492 km (0.069 R)
• M12: 13,394,993 km (0.099 R)
• M13: 14,867,036 km (0.119 R)
• M14: 16,619,426 km (0.092 R)
• M15: 18,005,749 km (0.107 R)
• M16: 20,328,256 km (0.095 R)
• M17: 21,701,565 km (0.072 R)
• M18: 23,282,365 km (0.096 R)
• M19: 25,093,098 km (0.078 R)
• M20: 27,077,215 km (0.107 R)

Asteroid Belt

Center: 6.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.6

Radius: 3.6

Gravity: 57.15 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.9 AU - 9.24 AU

Year: 18855 Days

Day: 21.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,083,748 km

• M1: 46,375 km (0.071 R)
• M2: 177,722 km (0.099 R)
• M3: 375,790 km (0.112 R)
• M4: 512,223 km (0.051 R)
• M5: 1,161,927 km (0.119 R)
• M6: 4,194,874 km (0.061 R)
• M7: 7,396,568 km (0.069 R)
• M8: 7,785,971 km (0.066 R)
• M9: 15,534,692 km (0.109 R)
• M10: 16,091,645 km (0.099 R)
• M11: 21,520,252 km (0.102 R)
• M12: 23,953,162 km (0.108 R)
• M13: 29,356,338 km (0.12 R)
• M14: 30,575,860 km (0.073 R)
• M15: 37,041,929 km (0.03 R)
• M16: 43,888,275 km (0.081 R)
• M17: 55,297,058 km (0.064 R)
• M18: 57,340,864 km (0.113 R)
• M19: 57,717,850 km (0.092 R)
• M20: 61,973,910 km (0.048 R)
• M21: 63,975,829 km (0.118 R)
• M22: 68,955,343 km (0.046 R)
• M23: 71,321,383 km (0.043 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 11,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit