🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.75 AU - 1.05 AU

Year: 299 Days

Day: 36.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.41 AU - 1.85 AU

Year: 728 Days

Day: 18.6 Hours

Environment

Temp: -30 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.69 AU - 3.07 AU

Year: 1710 Days

Day: 25.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.3

Radius: 14

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 10.3 AU - 14.86 AU

Year: 15610 Days

Day: 9.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 101,915,907 km

• M1: 189,391 km (0.042 R)
• M2: 924,066 km (0.106 R)
• M3: 1,591,273 km (0.086 R)
• M4: 2,152,713 km (0.07 R)
• M5: 3,245,675 km (0.072 R)
• M6: 3,770,465 km (0.046 R)
• M7: 4,351,802 km (0.079 R)
• M8: 4,957,225 km (0.088 R)
• M9: 5,466,755 km (0.027 R)
• M10: 6,132,466 km (0.108 R)
• M11: 7,486,027 km (0.12 R)
• M12: 8,208,734 km (0.099 R)
• M13: 10,365,038 km (0.115 R)
• M14: 12,213,769 km (0.083 R)
• M15: 14,785,805 km (0.079 R)
• M16: 15,462,436 km (0.115 R)
• M17: 16,317,388 km (0.031 R)
• M18: 16,796,849 km (0.048 R)
• M19: 17,868,119 km (0.112 R)
• M20: 19,425,882 km (0.068 R)
• M21: 19,874,227 km (0.11 R)
• M22: 21,072,506 km (0.067 R)
• M23: 21,930,001 km (0.091 R)
• M24: 29,766,685 km (0.094 R)
• M25: 31,580,410 km (0.098 R)
• M26: 32,956,561 km (0.058 R)
• M27: 33,466,839 km (0.089 R)
• M28: 41,175,318 km (0.087 R)
• M29: 53,596,280 km (0.105 R)
• M30: 54,479,655 km (0.087 R)
• M31: 57,556,285 km (0.1 R)
• M32: 67,889,608 km (0.099 R)
• M33: 69,758,983 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.3

Radius: 7.6

Gravity: 16.16 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 14.63 AU - 21.23 AU

Year: 26561 Days

Day: 23.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 101,915,907 km

• M1: 94,845 km (0.06 R)
• M2: 459,265 km (0.102 R)
• M3: 946,356 km (0.079 R)
• M4: 1,519,765 km (0.067 R)
• M5: 1,843,195 km (0.101 R)
• M6: 2,378,008 km (0.062 R)
• M7: 5,637,596 km (0.075 R)
• M8: 6,465,620 km (0.12 R)
• M9: 8,303,579 km (0.118 R)
• M10: 9,434,988 km (0.081 R)
• M11: 10,801,415 km (0.101 R)
• M12: 12,898,777 km (0.08 R)
• M13: 13,921,578 km (0.108 R)
• M14: 19,050,541 km (0.054 R)
• M15: 19,451,762 km (0.081 R)
• M16: 20,689,086 km (0.105 R)
• M17: 22,754,285 km (0.057 R)
• M18: 23,548,650 km (0.054 R)
• M19: 29,634,740 km (0.12 R)
• M20: 35,773,040 km (0.082 R)
• M21: 38,416,733 km (0.062 R)
• M22: 39,380,143 km (0.086 R)
• M23: 40,031,193 km (0.077 R)
• M24: 42,366,715 km (0.101 R)
• M25: 52,227,010 km (0.11 R)
• M26: 60,229,150 km (0.05 R)
• M27: 64,858,606 km (0.116 R)
• M28: 66,453,020 km (0.062 R)
• M29: 69,957,051 km (0.093 R)
• M30: 75,316,394 km (0.088 R)
• M31: 78,608,445 km (0.1 R)
• M32: 79,899,774 km (0.08 R)
• M33: 81,468,008 km (0.081 R)
• M34: 88,501,053 km (0.054 R)
• M35: 95,634,927 km (0.089 R)
• M36: 97,698,929 km (0.114 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 10,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit