🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.7 AU - 0.7 AU

Year: 224 Days

Day: 43.1 Hours

Environment

Temp: 99 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,881,836 km

• M1: 206,744 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.72 AU - 0.8 AU

Year: 254 Days

Day: 43.6 Hours

Environment

Temp: 132 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,881,836 km

• M1: 31,266 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.71 AU - 1.03 AU

Year: 311 Days

Day: 33 Hours

Environment

Temp: 21 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.07 AU - 1.15 AU

Year: 448 Days

Day: 21.6 Hours

Environment

Temp: -20 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,881,836 km

• M1: 113,246 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.33 AU - 1.35 AU

Year: 594 Days

Day: 16.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.62 AU - 1.8 AU

Year: 856 Days

Day: 40.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,881,836 km

• M1: 215,571 km (0.1 R)

Asteroid Belt

Center: 4.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.1

Radius: 14.5

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.81 AU - 8.53 AU

Year: 7351 Days

Day: 7.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,881,836 km

• M1: 180,265 km (0.063 R)
• M2: 973,882 km (0.072 R)
• M3: 1,624,782 km (0.055 R)
• M4: 2,909,230 km (0.08 R)
• M5: 3,659,762 km (0.06 R)
• M6: 5,842,096 km (0.12 R)
• M7: 6,352,374 km (0.113 R)
• M8: 7,385,198 km (0.098 R)
• M9: 8,743,248 km (0.112 R)
• M10: 12,441,457 km (0.086 R)
• M11: 13,522,600 km (0.057 R)
• M12: 13,996,377 km (0.092 R)
• M13: 22,011,083 km (0.118 R)
• M14: 23,000,822 km (0.119 R)
• M15: 27,825,054 km (0.101 R)
• M16: 33,178,414 km (0.083 R)
• M17: 34,589,421 km (0.115 R)
• M18: 36,039,922 km (0.116 R)
• M19: 37,530,665 km (0.105 R)
• M20: 38,350,312 km (0.109 R)
• M21: 39,541,709 km (0.111 R)
• M22: 41,748,427 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.3

Radius: 6.1

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.22 AU - 16.74 AU

Year: 21097 Days

Day: 20.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,881,836 km

• M1: 75,846 km (0.081 R)
• M2: 593,156 km (0.102 R)
• M3: 1,060,799 km (0.108 R)
• M4: 1,733,241 km (0.083 R)
• M5: 2,052,632 km (0.092 R)
• M6: 5,705,064 km (0.118 R)
• M7: 7,093,781 km (0.107 R)
• M8: 8,599,334 km (0.076 R)
• M9: 9,527,440 km (0.106 R)
• M10: 11,182,441 km (0.052 R)
• M11: 11,871,638 km (0.109 R)
• M12: 17,282,294 km (0.088 R)
• M13: 21,331,759 km (0.082 R)
• M14: 26,269,536 km (0.075 R)
• M15: 32,146,039 km (0.093 R)
• M16: 34,244,449 km (0.117 R)
• M17: 37,687,593 km (0.088 R)
• M18: 39,623,689 km (0.113 R)
• M19: 40,283,565 km (0.044 R)
• M20: 41,897,128 km (0.074 R)
• M21: 46,701,912 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.7

Radius: 4.4

Gravity: 18.17 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 16.29 AU - 20.81 AU

Year: 30590 Days

Day: 16.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 80,881,836 km

• M1: 54,753 km (0.082 R)
• M2: 361,578 km (0.103 R)
• M3: 600,336 km (0.119 R)
• M4: 846,874 km (0.11 R)
• M5: 987,795 km (0.067 R)
• M6: 1,228,947 km (0.101 R)
• M7: 1,379,292 km (0.076 R)
• M8: 1,965,417 km (0.037 R)
• M9: 2,258,928 km (0.081 R)
• M10: 2,703,234 km (0.102 R)
• M11: 3,120,761 km (0.063 R)
• M12: 3,825,816 km (0.094 R)
• M13: 4,631,400 km (0.081 R)
• M14: 5,625,478 km (0.096 R)
• M15: 8,500,151 km (0.051 R)
• M16: 13,138,882 km (0.108 R)
• M17: 13,429,102 km (0.106 R)
• M18: 13,872,360 km (0.055 R)
• M19: 15,501,032 km (0.078 R)
• M20: 17,339,440 km (0.117 R)
• M21: 18,764,211 km (0.072 R)
• M22: 19,224,972 km (0.077 R)
• M23: 20,169,234 km (0.11 R)
• M24: 20,750,272 km (0.036 R)
• M25: 22,768,048 km (0.106 R)
• M26: 24,364,556 km (0.106 R)
• M27: 36,099,013 km (0.064 R)
• M28: 39,004,503 km (0.075 R)
• M29: 39,603,792 km (0.109 R)
• M30: 40,974,408 km (0.103 R)
• M31: 42,376,290 km (0.086 R)
• M32: 43,009,537 km (0.094 R)
• M33: 46,437,872 km (0.071 R)
• M34: 48,132,517 km (0.103 R)
• M35: 50,396,680 km (0.113 R)
• M36: 64,233,287 km (0.119 R)
• M37: 64,441,377 km (0.101 R)
• M38: 66,547,715 km (0.088 R)
• M39: 67,402,966 km (0.101 R)
• M40: 75,895,937 km (0.112 R)
• M41: 76,128,561 km (0.092 R)
• M42: 79,196,365 km (0.048 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 12,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit