🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.62 AU - 1 AU

Year: 259 Days

Day: 38.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,682,152 km

• M1: 36,203 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.18 AU - 1.22 AU

Year: 466 Days

Day: 36.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,682,152 km

• M1: 150,944 km (0.043 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.31 AU - 1.95 AU

Year: 738 Days

Day: 20.4 Hours

Environment

Temp: -27 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.27 AU - 5.37 AU

Year: 3185 Days

Day: 40.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,682,152 km

• M1: 151,243 km (0.081 R)
• M2: 2,647,284 km (0.057 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.16 AU - 5.98 AU

Year: 4050 Days

Day: 26.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,682,152 km

• M1: 2,007,304 km (0.118 R)

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.3

Radius: 9.8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.21 AU - 7.19 AU

Year: 6152 Days

Day: 7.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,682,152 km

• M1: 139,874 km (0.112 R)
• M2: 565,630 km (0.113 R)
• M3: 1,020,706 km (0.111 R)
• M4: 2,113,668 km (0.061 R)
• M5: 2,979,391 km (0.046 R)
• M6: 3,321,372 km (0.058 R)
• M7: 4,084,919 km (0.098 R)
• M8: 5,587,480 km (0.083 R)
• M9: 5,907,470 km (0.102 R)
• M10: 6,291,937 km (0.042 R)
• M11: 6,858,314 km (0.038 R)
• M12: 8,894,641 km (0.106 R)
• M13: 13,106,120 km (0.069 R)
• M14: 15,568,950 km (0.069 R)
• M15: 15,958,353 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.6

Radius: 10

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.99 AU - 10.19 AU

Year: 11370 Days

Day: 12.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,682,152 km

• M1: 124,316 km (0.05 R)
• M2: 627,264 km (0.041 R)
• M3: 1,385,426 km (0.048 R)
• M4: 2,129,526 km (0.104 R)
• M5: 2,548,699 km (0.115 R)
• M6: 3,260,635 km (0.086 R)
• M7: 3,685,792 km (0.093 R)
• M8: 4,468,638 km (0.115 R)
• M9: 5,077,053 km (0.087 R)
• M10: 6,107,782 km (0.115 R)
• M11: 6,959,891 km (0.055 R)
• M12: 9,519,661 km (0.064 R)
• M13: 10,124,784 km (0.11 R)
• M14: 11,798,634 km (0.105 R)
• M15: 19,313,683 km (0.117 R)
• M16: 21,067,719 km (0.066 R)
• M17: 22,772,985 km (0.085 R)
• M18: 24,249,665 km (0.089 R)
• M19: 24,971,026 km (0.079 R)
• M20: 30,890,764 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739

Radius: 10.8

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 11.81 AU - 14.07 AU

Year: 16513 Days

Day: 7.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,682,152 km

• M1: 136,284 km (0.08 R)
• M2: 495,468 km (0.054 R)
• M3: 864,227 km (0.116 R)
• M4: 1,257,669 km (0.115 R)
• M5: 1,704,518 km (0.112 R)
• M6: 2,998,390 km (0.071 R)
• M7: 3,359,220 km (0.119 R)
• M8: 4,554,358 km (0.095 R)
• M9: 5,699,230 km (0.089 R)
• M10: 7,115,772 km (0.111 R)
• M11: 7,762,634 km (0.109 R)
• M12: 10,281,862 km (0.109 R)
• M13: 15,014,839 km (0.085 R)
• M14: 16,235,109 km (0.117 R)
• M15: 17,520,454 km (0.089 R)
• M16: 19,662,995 km (0.057 R)
• M17: 20,475,311 km (0.039 R)
• M18: 22,360,394 km (0.064 R)
• M19: 23,245,415 km (0.038 R)
• M20: 23,747,166 km (0.096 R)
• M21: 28,822,124 km (0.11 R)
• M22: 32,538,883 km (0.063 R)
• M23: 35,759,875 km (0.085 R)
• M24: 36,698,602 km (0.086 R)
• M25: 38,206,548 km (0.117 R)
• M26: 42,082,779 km (0.11 R)
• M27: 44,039,519 km (0.032 R)
• M28: 49,277,389 km (0.044 R)
• M29: 52,302,557 km (0.09 R)
• M30: 54,035,499 km (0.09 R)
• M31: 56,165,324 km (0.117 R)
• M32: 58,166,195 km (0.098 R)
• M33: 63,083,926 km (0.113 R)
• M34: 64,256,773 km (0.118 R)
• M35: 66,043,421 km (0.117 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 18,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit