🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565

Radius: 14.9

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.57 AU - 0.79 AU

Year: 394 Days

Day: 13.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,799,292 km

• M1: 185,501 km (0.111 R)
• M2: 648,956 km (0.104 R)
• M3: 1,129,913 km (0.073 R)
• M4: 2,522,519 km (0.11 R)
• M5: 3,378,967 km (0.11 R)
• M6: 3,931,731 km (0.08 R)
• M7: 4,463,103 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345

Radius: 9.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.57 AU - 0.87 AU

Year: 429 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,799,292 km

• M1: 114,442 km (0.118 R)
• M2: 544,237 km (0.103 R)
• M3: 950,545 km (0.077 R)
• M4: 1,266,047 km (0.063 R)
• M5: 1,632,861 km (0.096 R)
• M6: 2,593,279 km (0.104 R)
• M7: 3,385,250 km (0.093 R)
• M8: 3,760,591 km (0.071 R)
• M9: 4,635,888 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.9

Radius: 8.1

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.86 AU - 1.38 AU

Year: 833 Days

Day: 6.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,799,292 km

• M1: 100,679 km (0.053 R)
• M2: 498,460 km (0.09 R)
• M3: 884,423 km (0.088 R)
• M4: 1,396,795 km (0.119 R)
• M5: 1,813,276 km (0.032 R)
• M6: 2,200,585 km (0.119 R)
• M7: 2,704,131 km (0.112 R)
• M8: 3,235,204 km (0.099 R)
• M9: 4,021,939 km (0.098 R)
• M10: 4,373,045 km (0.057 R)
• M11: 5,399,436 km (0.057 R)
• M12: 6,149,520 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.9

Radius: 5.6

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.49 AU - 7.15 AU

Year: 11168 Days

Day: 20 Hours

Environment

Temp: -219 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,799,292 km

• M1: 69,713 km (0.1 R)
• M2: 379,231 km (0.077 R)
• M3: 853,157 km (0.074 R)
• M4: 1,123,630 km (0.109 R)
• M5: 1,438,982 km (0.07 R)
• M6: 2,231,551 km (0.117 R)
• M7: 3,626,701 km (0.113 R)
• M8: 4,221,951 km (0.054 R)
• M9: 4,703,507 km (0.078 R)
• M10: 8,650,796 km (0.114 R)
• M11: 10,036,521 km (0.072 R)
• M12: 10,245,958 km (0.105 R)
• M13: 11,701,845 km (0.092 R)
• M14: 12,648,350 km (0.111 R)
• M15: 12,991,378 km (0.082 R)
• M16: 15,181,342 km (0.115 R)
• M17: 18,973,199 km (0.09 R)
• M18: 21,777,710 km (0.107 R)
• M19: 23,059,913 km (0.082 R)
• M20: 23,351,629 km (0.041 R)
• M21: 24,542,727 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.4

Radius: 7.3

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.33 AU - 10.23 AU

Year: 16748 Days

Day: 23.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,799,292 km

• M1: 90,806 km (0.03 R)
• M2: 321,187 km (0.094 R)
• M3: 755,020 km (0.033 R)
• M4: 994,527 km (0.12 R)
• M5: 1,496,128 km (0.09 R)
• M6: 1,729,950 km (0.073 R)
• M7: 2,194,152 km (0.118 R)
• M8: 3,116,273 km (0.063 R)
• M9: 3,803,825 km (0.117 R)
• M10: 7,816,788 km (0.084 R)
• M11: 8,096,536 km (0.068 R)
• M12: 8,528,724 km (0.086 R)
• M13: 9,491,686 km (0.118 R)
• M14: 10,581,805 km (0.104 R)
• M15: 12,120,569 km (0.045 R)
• M16: 14,074,766 km (0.071 R)
• M17: 14,912,215 km (0.078 R)
• M18: 17,464,953 km (0.079 R)
• M19: 19,433,212 km (0.087 R)
• M20: 19,775,043 km (0.109 R)
• M21: 21,453,831 km (0.055 R)
• M22: 25,092,350 km (0.049 R)
• M23: 26,951,253 km (0.038 R)
• M24: 37,769,573 km (0.036 R)
• M25: 42,600,537 km (0.072 R)
• M26: 48,294,681 km (0.074 R)
• M27: 49,237,746 km (0.12 R)
• M28: 51,976,583 km (0.097 R)
• M29: 56,880,102 km (0.092 R)
• M30: 58,108,151 km (0.105 R)
• M31: 58,996,164 km (0.096 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: 159 - 14,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit