🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.46 AU - 0.54 AU

Year: 128 Days

Day: 47.5 Hours

Environment

Temp: 207 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 18,449,219 km

• M1: 417,378 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.77 AU - 0.89 AU

Year: 275 Days

Day: 16.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 18,449,219 km

• M1: 191,934 km (0.038 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.57 AU - 1.91 AU

Year: 834 Days

Day: 44.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,449,219 km

• M1: 51,611 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.07 AU - 2.13 AU

Year: 1106 Days

Day: 40.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.04 AU - 4.44 AU

Year: 3173 Days

Day: 24.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,449,219 km

• M1: 1,404,724 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.82 AU - 5.36 AU

Year: 3574 Days

Day: 31.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.4

Radius: 8.3

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.11 AU - 7.67 AU

Year: 7301 Days

Day: 6.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 18,449,219 km

• M1: 103,223 km (0.078 R)
• M2: 442,660 km (0.112 R)
• M3: 880,683 km (0.098 R)
• M4: 1,628,822 km (0.115 R)
• M5: 2,202,679 km (0.111 R)
• M6: 3,478,001 km (0.038 R)
• M7: 3,978,256 km (0.109 R)
• M8: 4,525,784 km (0.118 R)
• M9: 5,406,467 km (0.027 R)
• M10: 6,598,612 km (0.109 R)
• M11: 7,175,312 km (0.108 R)
• M12: 8,399,023 km (0.09 R)
• M13: 9,428,406 km (0.056 R)
• M14: 9,956,636 km (0.059 R)
• M15: 12,979,560 km (0.092 R)
• M16: 14,095,710 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 11.4

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.72 AU - 11.18 AU

Year: 12277 Days

Day: 6.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 18,449,219 km

• M1: 143,016 km (0.113 R)
• M2: 698,323 km (0.045 R)
• M3: 1,077,553 km (0.072 R)
• M4: 1,613,413 km (0.098 R)
• M5: 2,140,895 km (0.107 R)
• M6: 2,932,717 km (0.114 R)
• M7: 4,776,510 km (0.103 R)
• M8: 5,288,734 km (0.081 R)
• M9: 5,801,854 km (0.076 R)
• M10: 7,417,810 km (0.08 R)
• M11: 8,061,979 km (0.1 R)
• M12: 8,420,565 km (0.032 R)
• M13: 8,978,565 km (0.063 R)
• M14: 11,349,093 km (0.075 R)
• M15: 12,088,406 km (0.108 R)
• M16: 12,618,880 km (0.086 R)
• M17: 14,897,704 km (0.084 R)
• M18: 17,290,073 km (0.028 R)
• M19: 18,889,574 km (0.093 R)
• M20: 19,684,985 km (0.119 R)
• M21: 21,003,840 km (0.108 R)
• M22: 22,293,075 km (0.028 R)
• M23: 28,288,060 km (0.105 R)
• M24: 31,267,152 km (0.028 R)
• M25: 31,820,365 km (0.065 R)
• M26: 32,718,999 km (0.111 R)
• M27: 33,404,008 km (0.118 R)
• M28: 35,516,479 km (0.107 R)
• M29: 40,527,260 km (0.083 R)
• M30: 48,749,009 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.4

Radius: 5.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 12.78 AU - 14.7 AU

Year: 18510 Days

Day: 16.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,449,219 km

• M1: 64,327 km (0.105 R)
• M2: 379,231 km (0.056 R)
• M3: 616,493 km (0.113 R)
• M4: 825,032 km (0.093 R)
• M5: 1,170,903 km (0.077 R)
• M6: 1,783,955 km (0.042 R)
• M7: 2,487,962 km (0.117 R)
• M8: 2,816,180 km (0.107 R)
• M9: 3,632,236 km (0.087 R)
• M10: 3,801,282 km (0.081 R)
• M11: 3,975,414 km (0.112 R)
• M12: 4,838,145 km (0.12 R)
• M13: 5,921,383 km (0.067 R)
• M14: 7,727,179 km (0.092 R)
• M15: 12,170,535 km (0.054 R)
• M16: 13,156,385 km (0.044 R)
• M17: 13,333,060 km (0.088 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 18,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit