🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.92 AU - 3.12 AU

Year: 1936 Days

Day: 25.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.41 AU - 4.97 AU

Year: 3164 Days

Day: 12.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.5

Radius: 11.2

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.75 AU - 6.01 AU

Year: 4604 Days

Day: 6.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,580,019 km

• M1: 140,024 km (0.103 R)
• M2: 565,031 km (0.119 R)
• M3: 1,179,729 km (0.118 R)
• M4: 1,912,459 km (0.103 R)
• M5: 2,322,956 km (0.101 R)
• M6: 5,000,458 km (0.116 R)
• M7: 10,908,677 km (0.095 R)
• M8: 11,402,798 km (0.081 R)
• M9: 12,071,351 km (0.108 R)
• M10: 14,189,956 km (0.101 R)
• M11: 15,102,952 km (0.099 R)
• M12: 15,957,904 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.1

Radius: 11.6

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.78 AU - 12.4 AU

Year: 12715 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 79.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,580,019 km

• M1: 145,110 km (0.116 R)
• M2: 1,031,178 km (0.082 R)
• M3: 2,666,133 km (0.111 R)
• M4: 3,375,526 km (0.103 R)
• M5: 4,316,946 km (0.057 R)
• M6: 5,963,270 km (0.119 R)
• M7: 12,942,609 km (0.034 R)
• M8: 14,102,442 km (0.031 R)
• M9: 15,016,933 km (0.102 R)
• M10: 17,190,142 km (0.118 R)
• M11: 22,558,461 km (0.109 R)
• M12: 23,386,785 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.2

Radius: 5.5

Gravity: 32.34 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 14.41 AU - 14.87 AU

Year: 20668 Days

Day: 17 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,580,019 km

• M1: 128,056 km (0.078 R)
• M2: 768,484 km (0.106 R)
• M3: 1,000,211 km (0.097 R)
• M4: 1,218,624 km (0.085 R)
• M5: 1,678,638 km (0.114 R)
• M6: 2,909,230 km (0.107 R)
• M7: 5,339,746 km (0.061 R)
• M8: 6,833,780 km (0.071 R)
• M9: 7,321,469 km (0.117 R)
• M10: 7,937,065 km (0.093 R)
• M11: 8,586,469 km (0.081 R)
• M12: 8,981,258 km (0.118 R)
• M13: 10,746,961 km (0.072 R)
• M14: 11,405,940 km (0.045 R)
• M15: 16,532,210 km (0.075 R)
• M16: 28,941,952 km (0.119 R)
• M17: 31,522,366 km (0.116 R)
• M18: 33,972,180 km (0.078 R)
• M19: 45,719,652 km (0.117 R)
• M20: 48,143,138 km (0.046 R)
• M21: 48,851,035 km (0.069 R)
• M22: 55,536,714 km (0.107 R)
• M23: 63,228,587 km (0.078 R)
• M24: 67,327,718 km (0.067 R)
• M25: 72,291,226 km (0.105 R)
• M26: 73,219,032 km (0.105 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 13,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit