🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.2

Radius: 11.7

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.91 AU - 1.21 AU

Year: 740 Days

Day: 12.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,431,275 km

• M1: 145,559 km (0.104 R)
• M2: 511,176 km (0.113 R)
• M3: 917,783 km (0.097 R)
• M4: 1,288,786 km (0.084 R)
• M5: 1,738,327 km (0.101 R)
• M6: 2,404,337 km (0.102 R)
• M7: 2,820,668 km (0.116 R)
• M8: 3,632,386 km (0.112 R)
• M9: 4,018,947 km (0.043 R)
• M10: 4,449,041 km (0.088 R)
• M11: 5,116,846 km (0.079 R)
• M12: 5,736,031 km (0.051 R)
• M13: 6,779,327 km (0.112 R)
• M14: 7,190,721 km (0.076 R)
• M15: 7,734,060 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.1

Radius: 12.6

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.94 AU - 1.2 AU

Year: 751 Days

Day: 9.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,431,275 km

• M1: 156,629 km (0.095 R)
• M2: 576,999 km (0.099 R)
• M3: 1,315,115 km (0.108 R)
• M4: 2,083,898 km (0.119 R)
• M5: 2,614,223 km (0.098 R)
• M6: 3,134,375 km (0.116 R)
• M7: 4,261,595 km (0.096 R)
• M8: 4,801,792 km (0.059 R)
• M9: 5,227,997 km (0.051 R)
• M10: 5,623,982 km (0.065 R)
• M11: 6,456,195 km (0.094 R)
• M12: 7,192,965 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.1

Radius: 8.9

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.09 AU - 1.33 AU

Year: 903 Days

Day: 7.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 15,431,275 km

• M1: 112,348 km (0.067 R)
• M2: 434,731 km (0.11 R)
• M3: 815,757 km (0.055 R)
• M4: 1,204,263 km (0.054 R)
• M5: 1,537,567 km (0.094 R)
• M6: 2,024,807 km (0.1 R)
• M7: 3,013,799 km (0.108 R)
• M8: 3,693,571 km (0.068 R)
• M9: 4,391,146 km (0.072 R)
• M10: 4,996,120 km (0.094 R)
• M11: 6,207,863 km (0.082 R)
• M12: 6,687,922 km (0.098 R)
• M13: 7,396,717 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.4

Radius: 14.8

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.56 AU - 1.88 AU

Year: 1530 Days

Day: 14.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 15,431,275 km

• M1: 184,005 km (0.106 R)
• M2: 717,172 km (0.045 R)
• M3: 1,354,459 km (0.09 R)
• M4: 2,159,445 km (0.054 R)
• M5: 2,833,084 km (0.085 R)
• M6: 4,313,655 km (0.043 R)
• M7: 5,236,524 km (0.102 R)
• M8: 6,213,548 km (0.072 R)
• M9: 7,010,156 km (0.108 R)
• M10: 7,845,212 km (0.077 R)
• M11: 8,407,700 km (0.107 R)
• M12: 9,156,736 km (0.107 R)
• M13: 10,610,079 km (0.078 R)
• M14: 11,262,326 km (0.065 R)
• M15: 12,173,377 km (0.103 R)
• M16: 12,647,154 km (0.056 R)
• M17: 13,133,197 km (0.109 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: 389 - 10,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit