🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.67 AU - 0.73 AU

Year: 204 Days

Day: 31.4 Hours

Environment

Temp: 203 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1 AU - 1.54 AU

Year: 498 Days

Day: 38.5 Hours

Environment

Temp: 34 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.12 AU - 1.66 AU

Year: 571 Days

Day: 44 Hours

Environment

Temp: -4 °C

Axial Tilt: 174.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.48 AU - 1.96 AU

Year: 786 Days

Day: 18.4 Hours

Environment

Temp: -43 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.87 AU - 2.47 AU

Year: 1113 Days

Day: 27.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.88 AU - 5.54 AU

Year: 3560 Days

Day: 16 Hours

Environment

Temp: -127 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 8

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.04 AU - 12.56 AU

Year: 12360 Days

Day: 11.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,046,386 km

• M1: 201,508 km (0.079 R)
• M2: 461,809 km (0.118 R)
• M3: 1,475,933 km (0.079 R)
• M4: 1,795,174 km (0.089 R)
• M5: 2,200,884 km (0.094 R)
• M6: 2,495,442 km (0.049 R)
• M7: 2,669,724 km (0.117 R)
• M8: 3,427,586 km (0.076 R)
• M9: 3,609,348 km (0.073 R)
• M10: 4,183,355 km (0.115 R)
• M11: 5,264,648 km (0.088 R)
• M12: 6,850,386 km (0.107 R)
• M13: 8,013,808 km (0.11 R)
• M14: 10,145,279 km (0.096 R)
• M15: 10,777,928 km (0.115 R)
• M16: 11,763,030 km (0.072 R)
• M17: 12,143,757 km (0.095 R)
• M18: 12,923,461 km (0.045 R)
• M19: 13,188,698 km (0.119 R)
• M20: 14,092,718 km (0.072 R)
• M21: 14,369,773 km (0.084 R)
• M22: 14,743,469 km (0.115 R)
• M23: 15,893,427 km (0.098 R)
• M24: 16,584,420 km (0.104 R)
• M25: 19,119,057 km (0.073 R)
• M26: 19,280,024 km (0.097 R)
• M27: 20,984,243 km (0.062 R)
• M28: 21,892,152 km (0.115 R)
• M29: 22,527,495 km (0.043 R)
• M30: 23,349,535 km (0.104 R)
• M31: 26,342,539 km (0.112 R)
• M32: 27,167,123 km (0.115 R)
• M33: 28,591,444 km (0.077 R)
• M34: 28,788,465 km (0.099 R)
• M35: 28,986,233 km (0.063 R)
• M36: 30,254,374 km (0.116 R)
• M37: 30,932,801 km (0.098 R)
• M38: 32,802,176 km (0.101 R)
• M39: 33,650,545 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.2

Radius: 6.5

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 14.96 AU - 23.44 AU

Year: 29299 Days

Day: 24.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,046,386 km

• M1: 192,981 km (0.104 R)
• M2: 448,794 km (0.103 R)
• M3: 950,395 km (0.079 R)
• M4: 2,648,780 km (0.1 R)
• M5: 4,454,576 km (0.114 R)
• M6: 5,707,308 km (0.104 R)
• M7: 8,421,762 km (0.081 R)
• M8: 9,115,447 km (0.054 R)
• M9: 9,780,260 km (0.108 R)
• M10: 11,423,593 km (0.099 R)
• M11: 14,129,369 km (0.107 R)
• M12: 15,025,461 km (0.111 R)
• M13: 22,329,577 km (0.027 R)
• M14: 32,406,788 km (0.067 R)
• M15: 35,893,316 km (0.049 R)
• M16: 41,051,301 km (0.098 R)
• M17: 47,923,827 km (0.073 R)
• M18: 60,702,627 km (0.083 R)
• M19: 67,509,779 km (0.116 R)
• M20: 71,125,410 km (0.097 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 13,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit