🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.65 AU - 0.97 AU

Year: 270 Days

Day: 16.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,148,814 km

• M1: 171,439 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.08 AU - 1.2 AU

Year: 451 Days

Day: 23.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.14 AU - 1.78 AU

Year: 654 Days

Day: 46.6 Hours

Environment

Temp: -33 °C

Axial Tilt: 53.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.5

Radius: 9.1

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.03 AU - 8.29 AU

Year: 8644 Days

Day: 9.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,148,814 km

• M1: 113,395 km (0.038 R)
• M2: 404,513 km (0.099 R)
• M3: 818,300 km (0.083 R)
• M4: 1,372,560 km (0.087 R)
• M5: 1,754,035 km (0.063 R)
• M6: 2,476,294 km (0.087 R)
• M7: 2,971,163 km (0.09 R)
• M8: 4,018,049 km (0.057 R)
• M9: 5,019,308 km (0.045 R)
• M10: 5,636,549 km (0.062 R)
• M11: 8,088,757 km (0.115 R)
• M12: 18,820,310 km (0.039 R)
• M13: 19,756,493 km (0.088 R)
• M14: 21,147,604 km (0.07 R)
• M15: 22,380,290 km (0.119 R)
• M16: 28,830,502 km (0.101 R)
• M17: 29,447,742 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.5

Radius: 5

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 12.79 AU - 15.11 AU

Year: 19323 Days

Day: 23.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,148,814 km

• M1: 66,421 km (0.115 R)
• M2: 563,086 km (0.088 R)
• M3: 764,146 km (0.119 R)
• M4: 1,422,676 km (0.091 R)
• M5: 1,642,435 km (0.108 R)
• M6: 1,817,913 km (0.08 R)
• M7: 2,095,567 km (0.104 R)
• M8: 3,270,509 km (0.106 R)
• M9: 5,430,403 km (0.058 R)
• M10: 6,863,700 km (0.065 R)
• M11: 7,407,039 km (0.12 R)
• M12: 7,799,584 km (0.092 R)
• M13: 8,344,420 km (0.106 R)
• M14: 8,817,598 km (0.099 R)
• M15: 9,011,776 km (0.071 R)
• M16: 12,158,567 km (0.119 R)
• M17: 13,203,658 km (0.061 R)
• M18: 14,108,126 km (0.115 R)
• M19: 15,191,664 km (0.044 R)
• M20: 15,541,274 km (0.07 R)
• M21: 18,376,453 km (0.092 R)
• M22: 19,998,543 km (0.073 R)
• M23: 24,087,202 km (0.089 R)
• M24: 25,729,039 km (0.106 R)
• M25: 27,858,564 km (0.114 R)
• M26: 28,593,688 km (0.033 R)
• M27: 28,805,968 km (0.101 R)
• M28: 29,774,913 km (0.094 R)
• M29: 30,654,100 km (0.064 R)
• M30: 33,867,761 km (0.079 R)
• M31: 42,592,159 km (0.083 R)
• M32: 43,989,553 km (0.104 R)
• M33: 46,875,446 km (0.098 R)
• M34: 47,765,254 km (0.088 R)
• M35: 48,214,347 km (0.093 R)
• M36: 49,425,641 km (0.115 R)
• M37: 53,986,730 km (0.099 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 10,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit