🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.2

Radius: 9.2

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.48 AU - 0.78 AU

Year: 339 Days

Day: 13.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 14,897,689 km

• M1: 114,442 km (0.099 R)
• M2: 413,788 km (0.085 R)
• M3: 849,866 km (0.073 R)
• M4: 1,181,823 km (0.109 R)
• M5: 1,607,728 km (0.087 R)
• M6: 1,961,976 km (0.118 R)
• M7: 2,385,637 km (0.057 R)
• M8: 2,762,025 km (0.08 R)
• M9: 3,340,072 km (0.063 R)
• M10: 4,097,186 km (0.048 R)
• M11: 4,557,200 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.7

Radius: 10.1

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.95 AU - 1.49 AU

Year: 914 Days

Day: 10.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 14,897,689 km

• M1: 125,662 km (0.108 R)
• M2: 756,367 km (0.082 R)
• M3: 1,323,343 km (0.085 R)
• M4: 2,136,407 km (0.048 R)
• M5: 2,465,074 km (0.073 R)
• M6: 3,531,108 km (0.114 R)
• M7: 4,009,821 km (0.092 R)
• M8: 6,014,433 km (0.071 R)
• M9: 6,414,906 km (0.047 R)
• M10: 6,900,800 km (0.058 R)
• M11: 8,096,686 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.1

Radius: 9.8

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1 AU - 1.58 AU

Year: 994 Days

Day: 9.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 14,897,689 km

• M1: 121,922 km (0.079 R)
• M2: 501,751 km (0.114 R)
• M3: 977,024 km (0.029 R)
• M4: 1,619,846 km (0.095 R)
• M5: 2,071,183 km (0.055 R)
• M6: 2,712,658 km (0.114 R)
• M7: 3,932,928 km (0.103 R)
• M8: 4,577,844 km (0.11 R)
• M9: 5,665,571 km (0.103 R)
• M10: 6,162,983 km (0.1 R)
• M11: 7,033,194 km (0.08 R)
• M12: 7,485,877 km (0.097 R)
• M13: 9,099,739 km (0.108 R)
• M14: 9,666,566 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.3

Radius: 12.2

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.13 AU - 1.69 AU

Year: 1136 Days

Day: 6.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 14,897,689 km

• M1: 152,141 km (0.083 R)
• M2: 667,805 km (0.052 R)
• M3: 1,166,115 km (0.078 R)
• M4: 1,855,612 km (0.104 R)
• M5: 3,436,263 km (0.053 R)
• M6: 5,065,234 km (0.087 R)
• M7: 7,353,035 km (0.115 R)
• M8: 9,837,406 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.6

Radius: 15

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.67 AU - 2.15 AU

Year: 1790 Days

Day: 10.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 14,897,689 km

• M1: 186,549 km (0.104 R)
• M2: 668,553 km (0.116 R)
• M3: 2,389,078 km (0.052 R)
• M4: 3,192,568 km (0.094 R)
• M5: 4,630,952 km (0.088 R)
• M6: 5,451,795 km (0.039 R)
• M7: 5,956,538 km (0.03 R)
• M8: 9,413,745 km (0.069 R)
• M9: 10,245,958 km (0.115 R)
• M10: 12,483,494 km (0.115 R)
• M11: 12,959,514 km (0.083 R)
• M12: 13,905,720 km (0.032 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 18,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit