🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.62 AU - 0.94 AU

Year: 264 Days

Day: 13.2 Hours

Environment

Temp: 88 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,609,535 km

• M1: 38,297 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.72 AU - 1.02 AU

Year: 311 Days

Day: 17.5 Hours

Environment

Temp: 26 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.91 AU - 1.39 AU

Year: 472 Days

Day: 24.3 Hours

Environment

Temp: -6 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.28 AU - 1.58 AU

Year: 655 Days

Day: 17.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,609,535 km

• M1: 607,816 km (0.046 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.54 AU - 1.86 AU

Year: 849 Days

Day: 18.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.42 AU - 3.76 AU

Year: 2604 Days

Day: 38.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,609,535 km

• M1: 1,038,508 km (0.108 R)

Asteroid Belt

Center: 3.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.7

Radius: 11.2

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.83 AU - 4.85 AU

Year: 3462 Days

Day: 7.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,609,535 km

• M1: 146,756 km (0.108 R)
• M2: 518,506 km (0.07 R)
• M3: 887,415 km (0.093 R)
• M4: 2,186,373 km (0.098 R)
• M5: 2,714,005 km (0.092 R)
• M6: 3,768,370 km (0.093 R)
• M7: 4,182,457 km (0.093 R)
• M8: 4,949,296 km (0.107 R)
• M9: 5,864,087 km (0.07 R)
• M10: 7,080,467 km (0.073 R)
• M11: 7,543,921 km (0.064 R)
• M12: 8,458,264 km (0.062 R)
• M13: 9,249,337 km (0.089 R)
• M14: 10,089,180 km (0.114 R)
• M15: 10,591,529 km (0.05 R)
• M16: 12,293,055 km (0.085 R)
• M17: 13,357,743 km (0.045 R)
• M18: 14,430,360 km (0.064 R)
• M19: 15,122,550 km (0.101 R)
• M20: 15,836,879 km (0.053 R)
• M21: 16,515,904 km (0.074 R)
• M22: 16,979,358 km (0.057 R)
• M23: 17,511,179 km (0.108 R)
• M24: 19,750,060 km (0.11 R)
• M25: 23,167,474 km (0.119 R)
• M26: 23,895,417 km (0.088 R)
• M27: 25,396,931 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.4

Radius: 8.9

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.14 AU - 5.9 AU

Year: 4966 Days

Day: 7.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,609,535 km

• M1: 110,702 km (0.056 R)
• M2: 489,335 km (0.064 R)
• M3: 834,906 km (0.104 R)
• M4: 1,344,885 km (0.104 R)
• M5: 1,912,310 km (0.074 R)
• M6: 2,293,485 km (0.08 R)
• M7: 2,902,348 km (0.111 R)
• M8: 3,245,227 km (0.068 R)
• M9: 3,538,887 km (0.112 R)
• M10: 3,951,478 km (0.098 R)
• M11: 6,205,020 km (0.087 R)
• M12: 6,659,798 km (0.118 R)
• M13: 7,861,817 km (0.107 R)
• M14: 11,219,242 km (0.082 R)
• M15: 12,822,482 km (0.053 R)
• M16: 13,280,850 km (0.094 R)
• M17: 14,327,586 km (0.112 R)
• M18: 18,138,592 km (0.071 R)
• M19: 18,657,996 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.4

Radius: 5.9

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 10.99 AU - 14.31 AU

Year: 17227 Days

Day: 22.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,609,535 km

• M1: 73,303 km (0.074 R)
• M2: 475,721 km (0.093 R)
• M3: 1,027,289 km (0.06 R)
• M4: 1,446,163 km (0.077 R)
• M5: 2,424,383 km (0.058 R)
• M6: 3,642,110 km (0.115 R)
• M7: 4,673,587 km (0.061 R)
• M8: 5,510,138 km (0.119 R)
• M9: 5,771,935 km (0.062 R)
• M10: 7,385,796 km (0.072 R)
• M11: 9,019,555 km (0.118 R)
• M12: 10,822,060 km (0.073 R)
• M13: 11,776,943 km (0.094 R)
• M14: 14,198,184 km (0.084 R)
• M15: 16,466,836 km (0.027 R)
• M16: 20,796,198 km (0.081 R)
• M17: 23,609,985 km (0.075 R)
• M18: 24,102,311 km (0.086 R)
• M19: 34,680,078 km (0.084 R)
• M20: 36,611,835 km (0.094 R)
• M21: 37,271,412 km (0.078 R)
• M22: 38,614,053 km (0.085 R)
• M23: 40,829,148 km (0.051 R)
• M24: 45,510,515 km (0.108 R)
• M25: 45,966,788 km (0.119 R)
• M26: 47,043,594 km (0.085 R)
• M27: 50,700,065 km (0.101 R)
• M28: 52,347,137 km (0.103 R)
• M29: 52,680,890 km (0.069 R)
• M30: 55,747,946 km (0.088 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 19,715 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit