🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.4 AU - 1.68 AU

Year: 669 Days

Day: 18.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.39 AU - 1.75 AU

Year: 688 Days

Day: 18.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,762,936 km

• M1: 1,296,565 km (0.029 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.48 AU - 1.74 AU

Year: 715 Days

Day: 20.7 Hours

Environment

Temp: -22 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.74 AU - 5.2 AU

Year: 3876 Days

Day: 36.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,762,936 km

• M1: 1,092,663 km (0.1 R)

Asteroid Belt

Center: 5.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.7

Radius: 10.5

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.24 AU - 7 AU

Year: 4661 Days

Day: 11 Hours

Environment

Temp: -147 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,762,936 km

• M1: 134,040 km (0.095 R)
• M2: 469,139 km (0.098 R)
• M3: 959,970 km (0.083 R)
• M4: 1,447,509 km (0.109 R)
• M5: 1,969,157 km (0.086 R)
• M6: 2,305,752 km (0.063 R)
• M7: 2,984,777 km (0.079 R)
• M8: 3,331,545 km (0.081 R)
• M9: 5,186,558 km (0.119 R)
• M10: 6,476,840 km (0.095 R)
• M11: 11,859,521 km (0.113 R)
• M12: 15,512,850 km (0.103 R)
• M13: 18,540,861 km (0.078 R)
• M14: 22,231,141 km (0.032 R)
• M15: 23,337,268 km (0.078 R)
• M16: 23,789,801 km (0.075 R)
• M17: 24,171,426 km (0.1 R)
• M18: 27,206,467 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.3

Radius: 9.4

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.42 AU - 7.86 AU

Year: 5986 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,762,936 km

• M1: 119,379 km (0.109 R)
• M2: 443,258 km (0.077 R)
• M3: 1,022,950 km (0.077 R)
• M4: 1,320,650 km (0.072 R)
• M5: 1,955,394 km (0.078 R)
• M6: 2,311,287 km (0.106 R)
• M7: 3,823,572 km (0.112 R)
• M8: 4,384,564 km (0.099 R)
• M9: 5,107,271 km (0.049 R)
• M10: 5,612,463 km (0.101 R)
• M11: 7,755,303 km (0.078 R)
• M12: 8,693,431 km (0.092 R)
• M13: 9,663,424 km (0.103 R)
• M14: 10,174,750 km (0.104 R)
• M15: 11,251,555 km (0.101 R)
• M16: 12,651,941 km (0.115 R)
• M17: 13,212,334 km (0.096 R)
• M18: 14,881,099 km (0.078 R)
• M19: 15,333,632 km (0.099 R)
• M20: 18,893,762 km (0.111 R)
• M21: 20,724,840 km (0.078 R)
• M22: 22,228,748 km (0.088 R)
• M23: 25,774,816 km (0.08 R)
• M24: 28,108,542 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.4

Radius: 7.9

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 16.91 AU - 22.47 AU

Year: 30566 Days

Day: 20.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,762,936 km

• M1: 98,286 km (0.056 R)
• M2: 466,745 km (0.042 R)
• M3: 727,046 km (0.104 R)
• M4: 1,365,380 km (0.057 R)
• M5: 1,709,305 km (0.069 R)
• M6: 2,046,499 km (0.064 R)
• M7: 2,548,549 km (0.059 R)
• M8: 3,101,912 km (0.096 R)
• M9: 4,164,655 km (0.061 R)
• M10: 5,493,982 km (0.073 R)
• M11: 6,938,050 km (0.09 R)
• M12: 8,121,519 km (0.11 R)
• M13: 9,922,079 km (0.091 R)
• M14: 12,618,880 km (0.085 R)
• M15: 13,211,437 km (0.048 R)
• M16: 17,163,364 km (0.115 R)
• M17: 17,524,493 km (0.098 R)
• M18: 19,406,883 km (0.104 R)
• M19: 20,598,879 km (0.067 R)
• M20: 22,156,641 km (0.09 R)
• M21: 24,809,760 km (0.051 R)
• M22: 31,136,702 km (0.051 R)
• M23: 34,454,634 km (0.118 R)
• M24: 35,465,018 km (0.077 R)
• M25: 38,924,169 km (0.074 R)
• M26: 42,437,176 km (0.072 R)
• M27: 54,817,297 km (0.104 R)
• M28: 64,067,682 km (0.06 R)
• M29: 68,946,667 km (0.053 R)
• M30: 72,411,503 km (0.05 R)
• M31: 74,067,551 km (0.109 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 16,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit