🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.49 AU - 0.51 AU

Year: 124 Days

Day: 33.6 Hours

Environment

Temp: 232 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,729,488 km

• M1: 25,132 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.43 AU - 0.57 AU

Year: 124 Days

Day: 40.8 Hours

Environment

Temp: 269 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.69 AU - 1.03 AU

Year: 279 Days

Day: 30.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,729,488 km

• M1: 208,539 km (0.095 R)

Asteroid Belt

Center: 2.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.37 AU - 3.95 AU

Year: 1965 Days

Day: 32.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,729,488 km

• M1: 822,938 km (0.058 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.7

Radius: 13.5

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.61 AU - 6.87 AU

Year: 6122 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,729,488 km

• M1: 169,345 km (0.044 R)
• M2: 895,792 km (0.025 R)
• M3: 1,327,232 km (0.048 R)
• M4: 1,750,893 km (0.064 R)
• M5: 2,365,142 km (0.11 R)
• M6: 2,961,439 km (0.095 R)
• M7: 3,983,791 km (0.111 R)
• M8: 5,555,616 km (0.061 R)
• M9: 7,887,099 km (0.08 R)
• M10: 8,764,640 km (0.098 R)
• M11: 9,184,561 km (0.115 R)
• M12: 9,839,800 km (0.074 R)
• M13: 10,293,829 km (0.061 R)
• M14: 14,102,442 km (0.092 R)
• M15: 14,857,013 km (0.119 R)
• M16: 16,573,948 km (0.088 R)
• M17: 20,618,925 km (0.032 R)
• M18: 23,627,936 km (0.119 R)
• M19: 24,609,897 km (0.074 R)
• M20: 28,444,240 km (0.104 R)
• M21: 30,503,305 km (0.071 R)
• M22: 31,667,476 km (0.106 R)
• M23: 34,084,379 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.2

Radius: 4.8

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.66 AU - 22.02 AU

Year: 30916 Days

Day: 16.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,729,488 km

• M1: 59,690 km (0.054 R)
• M2: 323,431 km (0.048 R)
• M3: 716,574 km (0.072 R)
• M4: 1,408,763 km (0.096 R)
• M5: 1,601,296 km (0.05 R)
• M6: 4,122,169 km (0.075 R)
• M7: 6,279,371 km (0.11 R)
• M8: 11,487,321 km (0.092 R)
• M9: 14,895,759 km (0.05 R)
• M10: 19,252,947 km (0.067 R)
• M11: 22,679,187 km (0.119 R)
• M12: 23,051,985 km (0.062 R)
• M13: 40,033,737 km (0.097 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 19,379 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit