🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.56 AU - 0.74 AU

Year: 188 Days

Day: 42.4 Hours

Environment

Temp: 223 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.8 AU - 1.28 AU

Year: 380 Days

Day: 40.7 Hours

Environment

Temp: 36 °C

Axial Tilt: 142.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.47 AU - 1.59 AU

Year: 678 Days

Day: 16.1 Hours

Environment

Temp: -29 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.32 AU - 4.58 AU

Year: 2812 Days

Day: 22.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.03 AU - 4.03 AU

Year: 2898 Days

Day: 24.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,143,881 km

• M1: 499,806 km (0.096 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.5

Radius: 10

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.69 AU - 6.01 AU

Year: 4432 Days

Day: 12.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,143,881 km

• M1: 124,316 km (0.091 R)
• M2: 467,643 km (0.096 R)
• M3: 884,871 km (0.027 R)
• M4: 1,490,892 km (0.087 R)
• M5: 1,978,432 km (0.095 R)
• M6: 2,355,269 km (0.075 R)
• M7: 2,797,929 km (0.066 R)
• M8: 3,195,560 km (0.05 R)
• M9: 3,717,956 km (0.1 R)
• M10: 4,934,187 km (0.118 R)
• M11: 6,461,730 km (0.06 R)
• M12: 6,788,303 km (0.118 R)
• M13: 7,125,945 km (0.104 R)
• M14: 7,510,412 km (0.108 R)
• M15: 10,873,072 km (0.06 R)
• M16: 12,703,851 km (0.105 R)
• M17: 14,731,501 km (0.079 R)
• M18: 17,526,737 km (0.098 R)
• M19: 19,552,890 km (0.1 R)
• M20: 23,066,645 km (0.094 R)
• M21: 23,600,710 km (0.045 R)
• M22: 24,614,534 km (0.099 R)
• M23: 27,744,421 km (0.079 R)
• M24: 29,762,496 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.9

Radius: 10.2

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.34 AU - 6.96 AU

Year: 4810 Days

Day: 12.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,143,881 km

• M1: 127,457 km (0.119 R)
• M2: 451,486 km (0.085 R)
• M3: 1,044,492 km (0.108 R)
• M4: 1,456,485 km (0.065 R)
• M5: 2,186,223 km (0.101 R)
• M6: 2,529,700 km (0.091 R)
• M7: 2,928,378 km (0.067 R)
• M8: 4,040,788 km (0.036 R)
• M9: 4,383,816 km (0.118 R)
• M10: 4,880,481 km (0.109 R)
• M11: 6,467,116 km (0.072 R)
• M12: 6,903,792 km (0.102 R)
• M13: 8,689,542 km (0.043 R)
• M14: 9,560,351 km (0.104 R)
• M15: 10,172,655 km (0.114 R)
• M16: 11,378,713 km (0.026 R)
• M17: 12,729,582 km (0.097 R)
• M18: 13,470,839 km (0.101 R)
• M19: 15,927,685 km (0.084 R)
• M20: 17,166,505 km (0.113 R)
• M21: 18,070,974 km (0.086 R)
• M22: 19,625,595 km (0.1 R)
• M23: 20,471,272 km (0.091 R)
• M24: 22,538,714 km (0.089 R)
• M25: 25,067,666 km (0.085 R)
• M26: 27,430,714 km (0.114 R)
• M27: 31,058,762 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.8

Radius: 10.6

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.88 AU - 8.4 AU

Year: 6833 Days

Day: 8.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,143,881 km

• M1: 131,796 km (0.071 R)
• M2: 606,021 km (0.09 R)
• M3: 973,134 km (0.037 R)
• M4: 1,467,705 km (0.111 R)
• M5: 1,876,855 km (0.109 R)
• M6: 2,487,065 km (0.063 R)
• M7: 5,502,210 km (0.079 R)
• M8: 6,680,443 km (0.071 R)
• M9: 7,196,256 km (0.092 R)
• M10: 8,101,323 km (0.096 R)
• M11: 9,213,733 km (0.11 R)
• M12: 9,667,762 km (0.091 R)
• M13: 10,280,366 km (0.048 R)
• M14: 10,768,952 km (0.096 R)
• M15: 12,492,170 km (0.117 R)
• M16: 12,880,077 km (0.032 R)
• M17: 14,211,947 km (0.111 R)
• M18: 18,186,015 km (0.073 R)
• M19: 20,926,797 km (0.101 R)
• M20: 22,032,176 km (0.098 R)
• M21: 23,010,247 km (0.117 R)
• M22: 24,531,208 km (0.116 R)
• M23: 25,581,685 km (0.083 R)
• M24: 28,434,217 km (0.057 R)
• M25: 34,654,347 km (0.062 R)
• M26: 38,021,944 km (0.055 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 13,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit