🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.73 AU - 0.81 AU

Year: 253 Days

Day: 32.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,958,943 km

• M1: 47,273 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.67 AU - 2.83 AU

Year: 1709 Days

Day: 47.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 155 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.8

Radius: 12.5

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.29 AU - 9.07 AU

Year: 8767 Days

Day: 9.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,958,943 km

• M1: 155,432 km (0.076 R)
• M2: 595,400 km (0.054 R)
• M3: 998,865 km (0.064 R)
• M4: 1,387,819 km (0.107 R)
• M5: 2,235,441 km (0.096 R)
• M6: 2,690,966 km (0.104 R)
• M7: 3,961,202 km (0.079 R)
• M8: 4,634,392 km (0.056 R)
• M9: 7,379,962 km (0.09 R)
• M10: 8,037,445 km (0.05 R)
• M11: 8,903,317 km (0.117 R)
• M12: 9,337,151 km (0.059 R)
• M13: 9,876,152 km (0.115 R)
• M14: 12,617,683 km (0.105 R)
• M15: 15,088,292 km (0.079 R)
• M16: 19,483,028 km (0.04 R)
• M17: 19,994,204 km (0.091 R)
• M18: 23,007,704 km (0.1 R)
• M19: 24,243,532 km (0.066 R)
• M20: 24,750,070 km (0.077 R)
• M21: 26,047,233 km (0.053 R)
• M22: 30,016,962 km (0.042 R)
• M23: 31,193,101 km (0.118 R)
• M24: 32,399,608 km (0.086 R)
• M25: 34,161,721 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463

Radius: 8

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 17.22 AU - 19.7 AU

Year: 29722 Days

Day: 20.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,958,943 km

• M1: 103,522 km (0.086 R)
• M2: 375,341 km (0.09 R)
• M3: 826,079 km (0.091 R)
• M4: 1,270,535 km (0.06 R)
• M5: 1,886,280 km (0.112 R)
• M6: 2,444,728 km (0.117 R)
• M7: 4,018,348 km (0.109 R)
• M8: 5,700,277 km (0.073 R)
• M9: 7,599,871 km (0.045 R)
• M10: 7,857,329 km (0.047 R)
• M11: 28,633,631 km (0.079 R)
• M12: 37,928,446 km (0.039 R)
• M13: 40,063,507 km (0.078 R)
• M14: 41,636,678 km (0.1 R)
• M15: 45,410,583 km (0.077 R)
• M16: 49,228,022 km (0.095 R)
• M17: 55,927,164 km (0.07 R)
• M18: 57,494,202 km (0.104 R)
• M19: 62,162,104 km (0.031 R)
• M20: 64,481,320 km (0.117 R)
• M21: 67,956,628 km (0.104 R)
• M22: 68,621,890 km (0.093 R)
• M23: 84,634,846 km (0.072 R)
• M24: 85,662,583 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 18,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit