🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.5 AU - 0.54 AU

Year: 141 Days

Day: 17 Hours

Environment

Temp: 195 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 63,909,947 km

• M1: 73,901 km (0.108 R)
• M2: 254,017 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.49 AU - 0.77 AU

Year: 187 Days

Day: 22.2 Hours

Environment

Temp: 187 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.68 AU - 0.68 AU

Year: 210 Days

Day: 31.9 Hours

Environment

Temp: 123 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,909,947 km

• M1: 40,840 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.36 AU - 3.2 AU

Year: 1737 Days

Day: 15.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.4

Radius: 12.1

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.44 AU - 8.28 AU

Year: 6733 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,909,947 km

• M1: 153,039 km (0.101 R)
• M2: 688,001 km (0.087 R)
• M3: 1,365,081 km (0.093 R)
• M4: 1,957,039 km (0.095 R)
• M5: 2,366,190 km (0.083 R)
• M6: 5,350,667 km (0.08 R)
• M7: 5,762,809 km (0.088 R)
• M8: 6,230,303 km (0.099 R)
• M9: 6,722,928 km (0.109 R)
• M10: 7,549,905 km (0.119 R)
• M11: 8,193,027 km (0.111 R)
• M12: 9,451,593 km (0.112 R)
• M13: 10,295,176 km (0.109 R)
• M14: 16,052,899 km (0.074 R)
• M15: 20,979,755 km (0.093 R)
• M16: 32,212,012 km (0.047 R)
• M17: 33,368,254 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.2

Radius: 13.1

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.7 AU - 9.78 AU

Year: 8864 Days

Day: 5.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,909,947 km

• M1: 162,912 km (0.095 R)
• M2: 695,481 km (0.118 R)
• M3: 1,264,850 km (0.109 R)
• M4: 1,907,822 km (0.105 R)
• M5: 2,666,283 km (0.098 R)
• M6: 4,343,275 km (0.054 R)
• M7: 5,163,969 km (0.095 R)
• M8: 5,788,390 km (0.107 R)
• M9: 6,289,394 km (0.081 R)
• M10: 6,928,775 km (0.088 R)
• M11: 10,024,553 km (0.104 R)
• M12: 11,665,044 km (0.054 R)
• M13: 12,965,947 km (0.106 R)
• M14: 14,603,595 km (0.066 R)
• M15: 16,178,711 km (0.068 R)
• M16: 18,215,186 km (0.115 R)
• M17: 18,930,563 km (0.065 R)
• M18: 19,813,640 km (0.114 R)
• M19: 22,061,048 km (0.115 R)
• M20: 24,906,699 km (0.067 R)
• M21: 25,610,258 km (0.114 R)
• M22: 28,367,347 km (0.079 R)
• M23: 28,845,312 km (0.109 R)
• M24: 34,464,806 km (0.099 R)
• M25: 36,003,720 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.5

Radius: 3.6

Gravity: 57.37 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 13.03 AU - 15.43 AU

Year: 20116 Days

Day: 24.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,909,947 km

• M1: 46,375 km (0.058 R)
• M2: 201,658 km (0.088 R)
• M3: 600,037 km (0.069 R)
• M4: 1,899,444 km (0.117 R)
• M5: 2,496,938 km (0.046 R)
• M6: 3,644,354 km (0.036 R)
• M7: 4,806,729 km (0.057 R)
• M8: 5,295,017 km (0.112 R)
• M9: 5,611,566 km (0.097 R)
• M10: 6,457,990 km (0.118 R)
• M11: 9,274,619 km (0.113 R)
• M12: 9,734,184 km (0.107 R)
• M13: 9,910,261 km (0.117 R)
• M14: 10,268,996 km (0.06 R)
• M15: 11,991,017 km (0.083 R)
• M16: 13,529,183 km (0.103 R)
• M17: 13,970,347 km (0.06 R)
• M18: 14,421,235 km (0.097 R)
• M19: 18,923,682 km (0.073 R)
• M20: 22,908,520 km (0.091 R)
• M21: 36,704,735 km (0.117 R)
• M22: 43,618,251 km (0.104 R)
• M23: 43,777,423 km (0.099 R)
• M24: 48,736,294 km (0.074 R)
• M25: 52,421,787 km (0.072 R)
• M26: 58,388,049 km (0.089 R)
• M27: 59,359,388 km (0.087 R)
• M28: 70,544,671 km (0.079 R)
• M29: 72,983,116 km (0.105 R)
• M30: 78,027,407 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.1

Radius: 7.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 14.71 AU - 20.11 AU

Year: 27222 Days

Day: 17.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,909,947 km

• M1: 147,952 km (0.116 R)
• M2: 530,923 km (0.098 R)
• M3: 1,020,257 km (0.062 R)
• M4: 1,391,709 km (0.066 R)
• M5: 2,164,831 km (0.094 R)
• M6: 2,668,527 km (0.085 R)
• M7: 3,485,630 km (0.078 R)
• M8: 5,641,336 km (0.114 R)
• M9: 9,275,068 km (0.085 R)
• M10: 10,768,803 km (0.033 R)
• M11: 13,133,347 km (0.086 R)
• M12: 16,126,501 km (0.1 R)
• M13: 18,440,331 km (0.12 R)
• M14: 24,211,667 km (0.103 R)
• M15: 38,324,431 km (0.1 R)
• M16: 38,871,212 km (0.095 R)
• M17: 53,777,891 km (0.112 R)
• M18: 58,517,301 km (0.085 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 18,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit