🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.93 AU - 1.01 AU

Year: 364 Days

Day: 42.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.92 AU - 1.24 AU

Year: 427 Days

Day: 42.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.93 AU - 1.49 AU

Year: 507 Days

Day: 35.7 Hours

Environment

Temp: -28 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,032,161 km

• M1: 206,295 km (0.071 R)
• M2: 266,583 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.28 AU - 1.46 AU

Year: 611 Days

Day: 37 Hours

Environment

Temp: -37 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,032,161 km

• M1: 274,362 km (0.096 R)
• M2: 296,204 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.73 AU - 2.27 AU

Year: 1077 Days

Day: 27.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.64 AU - 2.7 AU

Year: 1217 Days

Day: 25.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.33 AU - 2.59 AU

Year: 1469 Days

Day: 26 Hours

Environment

Temp: -92 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,032,161 km

• M1: 34,856 km (0.117 R)
• M2: 851,212 km (0.087 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.7

Radius: 9

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.86 AU - 9.86 AU

Year: 10043 Days

Day: 11 Hours

Environment

Temp: -167 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,032,161 km

• M1: 112,348 km (0.081 R)
• M2: 439,519 km (0.115 R)
• M3: 885,320 km (0.081 R)
• M4: 1,359,246 km (0.117 R)
• M5: 1,707,809 km (0.045 R)
• M6: 2,608,688 km (0.045 R)
• M7: 3,129,737 km (0.069 R)
• M8: 4,039,741 km (0.061 R)
• M9: 5,052,219 km (0.086 R)
• M10: 5,379,988 km (0.087 R)
• M11: 8,584,225 km (0.116 R)
• M12: 10,296,821 km (0.118 R)
• M13: 10,933,211 km (0.103 R)
• M14: 14,254,882 km (0.076 R)
• M15: 20,167,289 km (0.096 R)
• M16: 22,365,480 km (0.098 R)
• M17: 23,613,126 km (0.044 R)
• M18: 23,977,996 km (0.11 R)
• M19: 31,315,173 km (0.061 R)
• M20: 33,559,290 km (0.117 R)
• M21: 38,996,126 km (0.089 R)
• M22: 47,408,912 km (0.091 R)
• M23: 49,165,939 km (0.097 R)

Asteroid Belt

Center: 9.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.2

Radius: 10.8

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 9.75 AU - 12.31 AU

Year: 13950 Days

Day: 7.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,032,161 km

• M1: 164,707 km (0.099 R)
• M2: 500,854 km (0.077 R)
• M3: 1,644,829 km (0.085 R)
• M4: 2,348,088 km (0.077 R)
• M5: 2,850,587 km (0.11 R)
• M6: 3,612,938 km (0.034 R)
• M7: 4,042,434 km (0.112 R)
• M8: 6,273,088 km (0.115 R)
• M9: 8,363,568 km (0.055 R)
• M10: 8,760,900 km (0.1 R)
• M11: 10,534,981 km (0.094 R)
• M12: 13,324,383 km (0.045 R)
• M13: 14,424,975 km (0.089 R)
• M14: 15,734,405 km (0.088 R)
• M15: 19,266,560 km (0.115 R)
• M16: 20,492,964 km (0.12 R)
• M17: 22,051,325 km (0.109 R)
• M18: 24,585,213 km (0.101 R)
• M19: 26,027,187 km (0.119 R)
• M20: 26,876,155 km (0.082 R)
• M21: 27,634,018 km (0.096 R)
• M22: 28,294,792 km (0.106 R)
• M23: 29,877,836 km (0.119 R)
• M24: 31,162,284 km (0.105 R)
• M25: 33,467,288 km (0.091 R)
• M26: 34,852,414 km (0.092 R)
• M27: 44,425,332 km (0.115 R)
• M28: 47,339,648 km (0.053 R)
• M29: 52,029,990 km (0.098 R)
• M30: 53,887,247 km (0.1 R)
• M31: 56,138,695 km (0.117 R)
• M32: 58,452,226 km (0.113 R)
• M33: 62,322,473 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 17,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit