🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.45 AU - 0.59 AU

Year: 160 Days

Day: 43.2 Hours

Environment

Temp: 120 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,359,268 km

• M1: 87,515 km (0.093 R)
• M2: 338,241 km (0.048 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.52 AU - 0.76 AU

Year: 219 Days

Day: 13.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.54 AU - 0.86 AU

Year: 250 Days

Day: 27.2 Hours

Environment

Temp: -5 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,359,268 km

• M1: 29,920 km (0.075 R)

Asteroid Belt

Center: 1.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.15 AU - 2.21 AU

Year: 1376 Days

Day: 38 Hours

Environment

Temp: -124 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.29 AU - 2.43 AU

Year: 1550 Days

Day: 21.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,359,268 km

• M1: 663,766 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168

Radius: 14.9

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.1 AU - 3.34 AU

Year: 2470 Days

Day: 11 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,359,268 km

• M1: 186,100 km (0.101 R)
• M2: 918,232 km (0.104 R)
• M3: 1,407,866 km (0.069 R)
• M4: 1,877,304 km (0.105 R)
• M5: 2,721,784 km (0.069 R)
• M6: 3,497,598 km (0.112 R)
• M7: 6,071,280 km (0.08 R)
• M8: 7,300,226 km (0.063 R)
• M9: 8,271,565 km (0.057 R)
• M10: 10,185,072 km (0.066 R)
• M11: 10,829,240 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372

Radius: 9.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.71 AU - 4.87 AU

Year: 4482 Days

Day: 12.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,359,268 km

• M1: 123,119 km (0.097 R)
• M2: 763,099 km (0.065 R)
• M3: 1,168,210 km (0.044 R)
• M4: 1,798,765 km (0.117 R)
• M5: 2,297,225 km (0.12 R)
• M6: 2,885,893 km (0.07 R)
• M7: 3,611,293 km (0.061 R)
• M8: 4,521,745 km (0.067 R)
• M9: 5,092,760 km (0.105 R)
• M10: 6,235,538 km (0.048 R)
• M11: 7,097,521 km (0.115 R)
• M12: 7,508,916 km (0.112 R)
• M13: 8,003,486 km (0.096 R)
• M14: 15,752,357 km (0.108 R)
• M15: 16,127,398 km (0.038 R)
• M16: 16,728,931 km (0.062 R)
• M17: 18,623,289 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.5

Radius: 8.1

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 8.26 AU - 10.3 AU

Year: 12085 Days

Day: 5.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,359,268 km

• M1: 101,727 km (0.049 R)
• M2: 719,416 km (0.099 R)
• M3: 1,350,270 km (0.08 R)
• M4: 1,667,567 km (0.105 R)
• M5: 3,393,329 km (0.05 R)
• M6: 4,241,548 km (0.077 R)
• M7: 6,180,786 km (0.091 R)
• M8: 8,367,906 km (0.108 R)
• M9: 8,932,190 km (0.056 R)
• M10: 9,941,676 km (0.091 R)
• M11: 16,972,327 km (0.098 R)
• M12: 19,963,985 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.4

Radius: 5.4

Gravity: 22.41 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 11.69 AU - 14.09 AU

Year: 19784 Days

Day: 20.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 147.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,359,268 km

• M1: 67,169 km (0.045 R)
• M2: 328,068 km (0.081 R)
• M3: 1,159,683 km (0.112 R)
• M4: 1,372,860 km (0.068 R)
• M5: 1,562,251 km (0.066 R)
• M6: 1,823,448 km (0.046 R)
• M7: 2,072,978 km (0.114 R)
• M8: 3,591,396 km (0.071 R)
• M9: 4,176,025 km (0.051 R)
• M10: 4,542,240 km (0.057 R)
• M11: 6,098,357 km (0.114 R)
• M12: 8,386,457 km (0.113 R)
• M13: 9,242,605 km (0.115 R)
• M14: 10,513,290 km (0.105 R)
• M15: 12,699,214 km (0.061 R)
• M16: 14,940,489 km (0.064 R)
• M17: 16,275,201 km (0.093 R)
• M18: 17,096,493 km (0.097 R)
• M19: 19,633,823 km (0.094 R)
• M20: 22,013,626 km (0.099 R)
• M21: 25,768,383 km (0.082 R)
• M22: 27,451,359 km (0.082 R)
• M23: 32,808,459 km (0.108 R)
• M24: 34,515,221 km (0.083 R)
• M25: 35,458,435 km (0.073 R)
• M26: 40,879,713 km (0.094 R)
• M27: 47,817,314 km (0.097 R)
• M28: 54,769,576 km (0.059 R)
• M29: 56,607,086 km (0.059 R)
• M30: 60,988,658 km (0.057 R)
• M31: 65,181,737 km (0.074 R)
• M32: 69,990,261 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 12,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit