🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.47 AU - 0.61 AU

Year: 145 Days

Day: 12.9 Hours

Environment

Temp: 209 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,666,558 km

• M1: 465,100 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.59 AU - 0.75 AU

Year: 200 Days

Day: 47.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,666,558 km

• M1: 142,716 km (0.026 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.24 AU - 1.42 AU

Year: 560 Days

Day: 37.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,666,558 km

• M1: 436,826 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.57 AU - 2.13 AU

Year: 919 Days

Day: 17.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 148.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,666,558 km

• M1: 1,131,708 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.48 AU - 2.88 AU

Year: 1602 Days

Day: 34.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,666,558 km

• M1: 1,087,577 km (0.111 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239

Radius: 11

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5 AU - 5.68 AU

Year: 4507 Days

Day: 12.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,666,558 km

• M1: 137,032 km (0.064 R)
• M2: 706,850 km (0.055 R)
• M3: 1,388,119 km (0.11 R)
• M4: 1,884,484 km (0.037 R)
• M5: 2,599,263 km (0.041 R)
• M6: 3,020,082 km (0.076 R)
• M7: 3,396,470 km (0.109 R)
• M8: 5,852,119 km (0.083 R)
• M9: 6,441,086 km (0.062 R)
• M10: 7,098,569 km (0.069 R)
• M11: 7,459,099 km (0.057 R)
• M12: 8,152,037 km (0.102 R)
• M13: 11,158,505 km (0.104 R)
• M14: 12,022,732 km (0.088 R)
• M15: 12,710,882 km (0.098 R)
• M16: 16,603,868 km (0.117 R)
• M17: 17,675,288 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.3

Radius: 7.1

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 13.97 AU - 14.63 AU

Year: 19751 Days

Day: 20.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,666,558 km

• M1: 110,702 km (0.077 R)
• M2: 477,965 km (0.114 R)
• M3: 716,574 km (0.034 R)
• M4: 1,125,425 km (0.084 R)
• M5: 1,870,721 km (0.077 R)
• M6: 2,952,164 km (0.112 R)
• M7: 4,520,100 km (0.091 R)
• M8: 6,270,993 km (0.107 R)
• M9: 6,850,236 km (0.093 R)
• M10: 7,255,946 km (0.075 R)
• M11: 9,628,418 km (0.094 R)
• M12: 16,329,804 km (0.061 R)
• M13: 18,643,186 km (0.039 R)
• M14: 23,633,472 km (0.12 R)
• M15: 30,518,265 km (0.034 R)
• M16: 33,540,441 km (0.062 R)
• M17: 33,888,106 km (0.025 R)
• M18: 40,041,964 km (0.068 R)
• M19: 43,107,225 km (0.079 R)
• M20: 49,850,498 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.7

Radius: 5.5

Gravity: 19.56 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 13.29 AU - 19.61 AU

Year: 24369 Days

Day: 21.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,666,558 km

• M1: 69,413 km (0.088 R)
• M2: 290,220 km (0.105 R)
• M3: 680,820 km (0.119 R)
• M4: 855,401 km (0.111 R)
• M5: 1,181,973 km (0.05 R)
• M6: 2,062,057 km (0.079 R)
• M7: 2,254,290 km (0.097 R)
• M8: 2,724,476 km (0.096 R)
• M9: 4,286,278 km (0.094 R)
• M10: 4,529,524 km (0.09 R)
• M11: 5,120,286 km (0.094 R)
• M12: 8,373,142 km (0.051 R)
• M13: 9,491,536 km (0.119 R)
• M14: 11,350,589 km (0.112 R)
• M15: 12,226,634 km (0.038 R)
• M16: 13,439,274 km (0.091 R)
• M17: 14,036,768 km (0.117 R)
• M18: 14,808,394 km (0.05 R)
• M19: 24,468,527 km (0.06 R)
• M20: 27,677,252 km (0.091 R)
• M21: 28,036,885 km (0.116 R)
• M22: 28,888,097 km (0.093 R)
• M23: 34,359,938 km (0.107 R)
• M24: 35,757,481 km (0.117 R)
• M25: 36,470,315 km (0.034 R)
• M26: 38,516,515 km (0.062 R)
• M27: 42,996,223 km (0.082 R)
• M28: 45,610,446 km (0.085 R)
• M29: 51,152,898 km (0.073 R)
• M30: 58,690,985 km (0.109 R)
• M31: 61,088,889 km (0.09 R)
• M32: 65,017,778 km (0.098 R)
• M33: 70,886,053 km (0.11 R)
• M34: 78,286,062 km (0.106 R)
• M35: 80,699,973 km (0.098 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 20,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit