🌌 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: 539.1

Radius: 14

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.61 AU - 0.83 AU

Year: 429 Days

Day: 13 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,158,095 km

• M1: 174,132 km (0.067 R)
• M2: 649,554 km (0.068 R)
• M3: 1,444,367 km (0.115 R)
• M4: 1,952,851 km (0.116 R)
• M5: 2,443,831 km (0.081 R)
• M6: 3,445,837 km (0.116 R)
• M7: 4,211,330 km (0.075 R)
• M8: 5,072,864 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.4

Radius: 8.4

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.1 AU - 1.44 AU

Year: 1006 Days

Day: 9.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,158,095 km

• M1: 104,719 km (0.099 R)
• M2: 521,498 km (0.083 R)
• M3: 902,973 km (0.073 R)
• M4: 1,369,718 km (0.092 R)
• M5: 1,646,025 km (0.12 R)
• M6: 2,147,627 km (0.112 R)
• M7: 3,206,930 km (0.069 R)
• M8: 3,653,778 km (0.112 R)
• M9: 4,802,241 km (0.069 R)
• M10: 5,825,790 km (0.11 R)
• M11: 6,867,889 km (0.06 R)
• M12: 7,332,689 km (0.032 R)
• M13: 9,734,333 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.7

Radius: 8.7

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.31 AU - 2.17 AU

Year: 1613 Days

Day: 5.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,158,095 km

• M1: 108,159 km (0.101 R)
• M2: 457,919 km (0.088 R)
• M3: 962,662 km (0.118 R)
• M4: 1,256,173 km (0.117 R)
• M5: 1,911,711 km (0.084 R)
• M6: 2,305,752 km (0.097 R)
• M7: 2,678,999 km (0.083 R)
• M8: 2,985,226 km (0.074 R)
• M9: 3,459,152 km (0.116 R)
• M10: 4,229,730 km (0.065 R)
• M11: 4,902,621 km (0.112 R)
• M12: 5,852,418 km (0.086 R)
• M13: 7,500,089 km (0.105 R)
• M14: 8,191,082 km (0.087 R)
• M15: 8,702,258 km (0.084 R)
• M16: 9,205,954 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.8

Radius: 11.2

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.35 AU - 2.55 AU

Year: 2696 Days

Day: 14.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,158,095 km

• M1: 141,669 km (0.112 R)
• M2: 526,285 km (0.034 R)
• M3: 2,349,435 km (0.084 R)
• M4: 2,891,128 km (0.098 R)
• M5: 3,569,405 km (0.099 R)
• M6: 4,498,558 km (0.113 R)
• M7: 5,386,122 km (0.075 R)
• M8: 6,040,313 km (0.063 R)
• M9: 6,945,979 km (0.053 R)
• M10: 7,876,926 km (0.089 R)
• M11: 9,515,771 km (0.11 R)
• M12: 11,370,934 km (0.038 R)
• M13: 12,705,646 km (0.053 R)
• M14: 15,093,378 km (0.046 R)
• M15: 15,884,601 km (0.115 R)
• M16: 16,290,610 km (0.076 R)
• M17: 16,807,620 km (0.035 R)
• M18: 18,986,214 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.8

Radius: 13.6

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.78 AU - 3.48 AU

Year: 3892 Days

Day: 7.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,158,095 km

• M1: 169,644 km (0.096 R)
• M2: 686,056 km (0.112 R)
• M3: 1,288,337 km (0.115 R)
• M4: 1,868,926 km (0.064 R)
• M5: 3,370,889 km (0.054 R)
• M6: 4,078,487 km (0.085 R)
• M7: 5,431,749 km (0.117 R)
• M8: 6,969,316 km (0.072 R)
• M9: 8,156,824 km (0.111 R)
• M10: 9,046,333 km (0.087 R)
• M11: 9,755,128 km (0.028 R)
• M12: 10,844,050 km (0.103 R)
• M13: 11,284,018 km (0.092 R)
• M14: 12,012,559 km (0.113 R)
• M15: 13,766,894 km (0.114 R)
• M16: 14,440,682 km (0.102 R)
• M17: 16,479,103 km (0.105 R)
• M18: 20,849,605 km (0.083 R)
• M19: 22,795,873 km (0.112 R)
• M20: 23,666,084 km (0.103 R)
• M21: 26,409,858 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.5

Radius: 7

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.55 AU - 9.37 AU

Year: 15786 Days

Day: 19.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,158,095 km

• M1: 119,080 km (0.044 R)
• M2: 441,015 km (0.104 R)
• M3: 719,267 km (0.05 R)
• M4: 977,323 km (0.072 R)
• M5: 1,396,496 km (0.11 R)
• M6: 3,052,545 km (0.105 R)
• M7: 3,742,490 km (0.118 R)
• M8: 4,064,873 km (0.078 R)
• M9: 6,899,603 km (0.115 R)
• M10: 7,349,743 km (0.094 R)
• M11: 7,967,732 km (0.109 R)
• M12: 8,308,666 km (0.108 R)
• M13: 10,073,921 km (0.069 R)
• M14: 10,562,806 km (0.075 R)
• M15: 11,587,851 km (0.052 R)
• M16: 13,565,685 km (0.117 R)
• M17: 14,216,884 km (0.051 R)
• M18: 17,724,954 km (0.101 R)
• M19: 23,733,553 km (0.114 R)
• M20: 24,918,368 km (0.098 R)
• M21: 27,576,722 km (0.099 R)
• M22: 29,510,274 km (0.105 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: 204 - 12,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit