🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269

Radius: 12.1

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.55 AU - 0.89 AU

Year: 414 Days

Day: 13.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 111.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 16,810,588 km

• M1: 150,495 km (0.097 R)
• M2: 612,902 km (0.073 R)
• M3: 1,197,980 km (0.101 R)
• M4: 1,682,078 km (0.084 R)
• M5: 2,141,045 km (0.116 R)
• M6: 2,613,026 km (0.104 R)
• M7: 3,104,904 km (0.085 R)
• M8: 3,929,936 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.8

Radius: 8.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.26 AU - 1.28 AU

Year: 971 Days

Day: 7.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,810,588 km

• M1: 110,702 km (0.117 R)
• M2: 394,639 km (0.103 R)
• M3: 700,567 km (0.116 R)
• M4: 1,159,832 km (0.059 R)
• M5: 1,565,691 km (0.111 R)
• M6: 2,110,826 km (0.101 R)
• M7: 2,453,854 km (0.082 R)
• M8: 2,833,982 km (0.116 R)
• M9: 3,406,194 km (0.085 R)
• M10: 4,306,923 km (0.115 R)
• M11: 4,634,841 km (0.109 R)
• M12: 5,132,254 km (0.08 R)
• M13: 5,483,211 km (0.068 R)
• M14: 6,592,928 km (0.082 R)
• M15: 6,881,951 km (0.072 R)
• M16: 7,222,436 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.9

Radius: 8.9

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.32 AU - 1.88 AU

Year: 1373 Days

Day: 13.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,810,588 km

• M1: 111,151 km (0.115 R)
• M2: 441,015 km (0.094 R)
• M3: 862,133 km (0.08 R)
• M4: 1,295,966 km (0.118 R)
• M5: 1,624,633 km (0.1 R)
• M6: 1,912,758 km (0.062 R)
• M7: 2,247,110 km (0.066 R)
• M8: 3,381,660 km (0.091 R)
• M9: 5,063,888 km (0.055 R)
• M10: 5,776,572 km (0.062 R)
• M11: 7,781,034 km (0.092 R)
• M12: 8,729,335 km (0.073 R)
• M13: 9,560,800 km (0.12 R)
• M14: 10,243,265 km (0.065 R)
• M15: 10,923,188 km (0.068 R)
• M16: 11,380,957 km (0.047 R)
• M17: 12,184,747 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.2

Radius: 12.4

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.85 AU - 1.87 AU

Year: 1721 Days

Day: 8.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,810,588 km

• M1: 154,235 km (0.12 R)
• M2: 547,977 km (0.084 R)
• M3: 1,134,700 km (0.09 R)
• M4: 1,682,228 km (0.106 R)
• M5: 2,078,064 km (0.119 R)
• M6: 2,648,032 km (0.087 R)
• M7: 3,063,764 km (0.105 R)
• M8: 4,856,246 km (0.1 R)
• M9: 5,625,927 km (0.066 R)
• M10: 6,660,546 km (0.071 R)
• M11: 7,408,386 km (0.103 R)
• M12: 7,907,444 km (0.117 R)
• M13: 8,428,942 km (0.087 R)
• M14: 9,071,764 km (0.086 R)
• M15: 11,047,055 km (0.101 R)
• M16: 11,936,115 km (0.103 R)
• M17: 13,508,688 km (0.062 R)
• M18: 14,936,749 km (0.103 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 11,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit