🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.4

Radius: 14.2

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.2 AU - 2.9 AU

Year: 1874 Days

Day: 9.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,667,167 km

• M1: 176,525 km (0.106 R)
• M2: 644,617 km (0.111 R)
• M3: 1,202,916 km (0.116 R)
• M4: 1,964,818 km (0.075 R)
• M5: 2,920,749 km (0.085 R)
• M6: 3,470,671 km (0.091 R)
• M7: 4,012,215 km (0.11 R)
• M8: 4,729,686 km (0.106 R)
• M9: 5,945,169 km (0.102 R)
• M10: 6,529,199 km (0.119 R)
• M11: 7,667,938 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.3

Radius: 8.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.61 AU - 6.23 AU

Year: 5807 Days

Day: 5.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,667,167 km

• M1: 104,569 km (0.117 R)
• M2: 511,924 km (0.09 R)
• M3: 838,197 km (0.107 R)
• M4: 2,462,381 km (0.077 R)
• M5: 3,682,352 km (0.115 R)
• M6: 6,808,498 km (0.075 R)
• M7: 8,634,191 km (0.099 R)
• M8: 10,428,617 km (0.104 R)
• M9: 15,811,747 km (0.098 R)
• M10: 16,367,503 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.2

Radius: 10

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.94 AU - 9 AU

Year: 11343 Days

Day: 11.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,667,167 km

• M1: 131,497 km (0.057 R)
• M2: 682,017 km (0.067 R)
• M3: 1,274,873 km (0.086 R)
• M4: 2,185,475 km (0.083 R)
• M5: 4,382,619 km (0.073 R)
• M6: 5,037,409 km (0.088 R)
• M7: 6,062,005 km (0.097 R)
• M8: 7,612,886 km (0.098 R)
• M9: 8,209,632 km (0.097 R)
• M10: 11,818,980 km (0.094 R)
• M11: 12,980,906 km (0.038 R)
• M12: 18,199,927 km (0.085 R)
• M13: 18,861,898 km (0.057 R)
• M14: 21,306,178 km (0.058 R)
• M15: 22,041,601 km (0.111 R)
• M16: 23,407,878 km (0.105 R)
• M17: 24,991,222 km (0.074 R)
• M18: 26,141,330 km (0.046 R)
• M19: 29,350,205 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.4

Radius: 13

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.32 AU - 10.04 AU

Year: 11768 Days

Day: 11.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,667,167 km

• M1: 162,463 km (0.052 R)
• M2: 881,580 km (0.073 R)
• M3: 2,274,037 km (0.11 R)
• M4: 2,919,552 km (0.111 R)
• M5: 3,552,201 km (0.107 R)
• M6: 4,476,716 km (0.111 R)
• M7: 5,379,240 km (0.07 R)
• M8: 5,889,519 km (0.071 R)
• M9: 6,301,511 km (0.07 R)
• M10: 7,255,048 km (0.082 R)
• M11: 7,841,771 km (0.1 R)
• M12: 10,104,139 km (0.039 R)
• M13: 10,743,371 km (0.077 R)
• M14: 11,555,837 km (0.097 R)
• M15: 13,738,919 km (0.094 R)
• M16: 15,398,558 km (0.048 R)
• M17: 20,162,651 km (0.12 R)
• M18: 21,846,974 km (0.064 R)
• M19: 22,301,303 km (0.114 R)
• M20: 25,410,395 km (0.081 R)
• M21: 30,083,982 km (0.113 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: 361 - 20,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit