🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.98 AU - 1.02 AU

Year: 450 Days

Day: 43.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.32 AU - 1.74 AU

Year: 851 Days

Day: 15.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.9

Radius: 9.8

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.83 AU - 4.23 AU

Year: 2982 Days

Day: 7.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 64.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,388,535 km

• M1: 121,922 km (0.039 R)
• M2: 444,754 km (0.051 R)
• M3: 760,107 km (0.096 R)
• M4: 1,363,734 km (0.088 R)
• M5: 1,755,082 km (0.077 R)
• M6: 2,304,106 km (0.049 R)
• M7: 3,082,614 km (0.034 R)
• M8: 5,302,796 km (0.101 R)
• M9: 5,686,065 km (0.097 R)
• M10: 8,019,493 km (0.065 R)
• M11: 9,453,239 km (0.111 R)
• M12: 11,050,795 km (0.105 R)
• M13: 11,720,694 km (0.082 R)
• M14: 12,461,652 km (0.109 R)
• M15: 17,189,693 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.2

Radius: 4.8

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.44 AU - 11.06 AU

Year: 12648 Days

Day: 16.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,388,535 km

• M1: 59,690 km (0.1 R)
• M2: 272,418 km (0.044 R)
• M3: 720,912 km (0.099 R)
• M4: 879,037 km (0.115 R)
• M5: 1,256,024 km (0.083 R)
• M6: 1,427,313 km (0.11 R)
• M7: 1,903,035 km (0.054 R)
• M8: 2,392,070 km (0.086 R)
• M9: 3,705,689 km (0.112 R)
• M10: 4,284,333 km (0.073 R)
• M11: 4,783,392 km (0.103 R)
• M12: 5,291,127 km (0.082 R)
• M13: 6,889,431 km (0.095 R)
• M14: 8,380,174 km (0.111 R)
• M15: 9,805,991 km (0.106 R)
• M16: 10,810,391 km (0.103 R)
• M17: 18,786,650 km (0.085 R)
• M18: 20,545,622 km (0.106 R)
• M19: 20,836,889 km (0.09 R)
• M20: 26,476,130 km (0.11 R)
• M21: 29,136,579 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.3

Radius: 3.4

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 10.53 AU - 16.61 AU

Year: 22474 Days

Day: 22.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 163 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,388,535 km

• M1: 42,336 km (0.051 R)
• M2: 357,988 km (0.051 R)
• M3: 818,151 km (0.101 R)
• M4: 1,766,302 km (0.093 R)
• M5: 1,913,207 km (0.027 R)
• M6: 2,156,453 km (0.104 R)
• M7: 4,493,471 km (0.115 R)
• M8: 5,433,245 km (0.103 R)
• M9: 9,182,916 km (0.085 R)
• M10: 9,871,215 km (0.025 R)
• M11: 15,230,709 km (0.096 R)
• M12: 16,192,773 km (0.038 R)
• M13: 18,614,463 km (0.097 R)
• M14: 23,711,113 km (0.12 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: 491 - 20,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit