🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.4

Radius: 14.7

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.98 AU - 1 AU

Year: 646 Days

Day: 13.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,226,196 km

• M1: 182,809 km (0.095 R)
• M2: 693,685 km (0.025 R)
• M3: 1,433,148 km (0.077 R)
• M4: 2,172,610 km (0.076 R)
• M5: 2,681,841 km (0.092 R)
• M6: 3,715,862 km (0.112 R)
• M7: 4,466,843 km (0.083 R)
• M8: 5,063,738 km (0.091 R)
• M9: 5,833,120 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.8

Radius: 10.3

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.85 AU - 1.35 AU

Year: 757 Days

Day: 7.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,226,196 km

• M1: 128,205 km (0.076 R)
• M2: 1,177,186 km (0.064 R)
• M3: 1,883,288 km (0.087 R)
• M4: 2,435,902 km (0.113 R)
• M5: 2,919,103 km (0.103 R)
• M6: 3,675,470 km (0.062 R)
• M7: 4,464,748 km (0.044 R)
• M8: 4,810,768 km (0.049 R)
• M9: 5,865,134 km (0.062 R)
• M10: 6,757,186 km (0.102 R)
• M11: 7,214,657 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 8.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.07 AU - 1.47 AU

Year: 939 Days

Day: 7.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 29,226,196 km

• M1: 115,340 km (0.07 R)
• M2: 465,549 km (0.04 R)
• M3: 867,518 km (0.112 R)
• M4: 1,147,864 km (0.071 R)
• M5: 2,407,479 km (0.078 R)

Asteroid Belt

Center: 2.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.7

Radius: 10.2

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.66 AU - 5.16 AU

Year: 6075 Days

Day: 12.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 29,226,196 km

• M1: 137,331 km (0.117 R)
• M2: 570,716 km (0.077 R)
• M3: 889,210 km (0.102 R)
• M4: 1,230,742 km (0.107 R)
• M5: 1,661,434 km (0.082 R)
• M6: 2,408,376 km (0.104 R)
• M7: 2,814,086 km (0.084 R)
• M8: 3,941,605 km (0.107 R)
• M9: 4,410,145 km (0.094 R)
• M10: 5,459,275 km (0.096 R)
• M11: 6,225,665 km (0.096 R)
• M12: 6,796,979 km (0.101 R)
• M13: 7,231,112 km (0.1 R)
• M14: 7,935,269 km (0.074 R)
• M15: 8,569,116 km (0.079 R)
• M16: 9,562,146 km (0.088 R)
• M17: 10,065,244 km (0.092 R)
• M18: 11,681,200 km (0.102 R)
• M19: 12,014,504 km (0.116 R)
• M20: 13,567,480 km (0.093 R)
• M21: 17,871,710 km (0.029 R)
• M22: 18,250,940 km (0.104 R)
• M23: 19,157,055 km (0.082 R)
• M24: 19,487,815 km (0.098 R)
• M25: 20,024,872 km (0.067 R)
• M26: 20,779,593 km (0.057 R)
• M27: 22,934,251 km (0.056 R)
• M28: 23,382,446 km (0.079 R)
• M29: 25,471,880 km (0.074 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 17,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit