🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96

Radius: 8.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.65 AU - 0.89 AU

Year: 458 Days

Day: 13.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,367,646 km

• M1: 103,971 km (0.09 R)
• M2: 391,946 km (0.043 R)
• M3: 662,569 km (0.113 R)
• M4: 1,047,933 km (0.059 R)
• M5: 1,457,532 km (0.063 R)
• M6: 2,086,142 km (0.1 R)
• M7: 2,544,959 km (0.089 R)
• M8: 2,962,786 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.3

Radius: 14.1

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.63 AU - 2.13 AU

Year: 1748 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,367,646 km

• M1: 175,329 km (0.065 R)
• M2: 801,396 km (0.112 R)
• M3: 1,378,096 km (0.103 R)
• M4: 2,641,001 km (0.037 R)
• M5: 3,322,718 km (0.102 R)
• M6: 5,122,231 km (0.11 R)
• M7: 6,615,367 km (0.119 R)
• M8: 7,241,285 km (0.055 R)
• M9: 8,100,126 km (0.109 R)
• M10: 8,700,014 km (0.106 R)
• M11: 9,671,054 km (0.101 R)
• M12: 11,507,517 km (0.11 R)
• M13: 12,046,518 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.4

Radius: 10.9

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.03 AU - 2.27 AU

Year: 2138 Days

Day: 7.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,367,646 km

• M1: 135,536 km (0.104 R)
• M2: 831,315 km (0.097 R)
• M3: 1,201,271 km (0.108 R)
• M4: 2,497,985 km (0.047 R)
• M5: 2,947,377 km (0.067 R)
• M6: 3,293,547 km (0.116 R)
• M7: 3,648,842 km (0.075 R)
• M8: 4,894,543 km (0.072 R)
• M9: 5,383,279 km (0.076 R)
• M10: 5,726,906 km (0.106 R)
• M11: 6,540,868 km (0.062 R)
• M12: 7,611,091 km (0.096 R)
• M13: 7,950,828 km (0.12 R)
• M14: 8,727,540 km (0.078 R)
• M15: 9,732,688 km (0.118 R)
• M16: 10,170,411 km (0.092 R)
• M17: 11,243,327 km (0.071 R)
• M18: 14,161,533 km (0.093 R)
• M19: 14,867,485 km (0.12 R)
• M20: 16,196,961 km (0.06 R)
• M21: 16,916,826 km (0.118 R)
• M22: 18,420,285 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.5

Radius: 12.6

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.49 AU - 4.85 AU

Year: 5776 Days

Day: 12.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,367,646 km

• M1: 157,826 km (0.096 R)
• M2: 1,059,751 km (0.108 R)
• M3: 1,506,301 km (0.035 R)
• M4: 1,923,978 km (0.04 R)
• M5: 2,403,589 km (0.104 R)
• M6: 2,797,331 km (0.066 R)
• M7: 4,011,467 km (0.082 R)
• M8: 5,845,986 km (0.068 R)
• M9: 6,632,122 km (0.114 R)
• M10: 7,381,309 km (0.115 R)
• M11: 9,670,455 km (0.087 R)
• M12: 11,709,325 km (0.108 R)
• M13: 12,804,082 km (0.118 R)
• M14: 15,254,644 km (0.115 R)
• M15: 16,317,089 km (0.104 R)
• M16: 17,114,744 km (0.07 R)
• M17: 18,921,139 km (0.09 R)
• M18: 25,180,613 km (0.107 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 18,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit