🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.72 AU - 0.82 AU

Year: 253 Days

Day: 36.5 Hours

Environment

Temp: 139 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,996,674 km

• M1: 82,428 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.71 AU - 0.87 AU

Year: 263 Days

Day: 24.7 Hours

Environment

Temp: 159 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.92 AU - 0.94 AU

Year: 336 Days

Day: 15.7 Hours

Environment

Temp: 41 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 63,996,674 km

• M1: 113,844 km (0.091 R)

Asteroid Belt

Center: 2.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.2

Radius: 13.8

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4 AU - 5.04 AU

Year: 3601 Days

Day: 8.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,996,674 km

• M1: 171,888 km (0.096 R)
• M2: 634,145 km (0.111 R)
• M3: 1,401,732 km (0.076 R)
• M4: 3,643,456 km (0.111 R)
• M5: 4,909,204 km (0.074 R)
• M6: 6,390,073 km (0.08 R)
• M7: 6,850,086 km (0.051 R)
• M8: 7,734,360 km (0.086 R)
• M9: 8,437,470 km (0.086 R)
• M10: 10,052,977 km (0.077 R)
• M11: 13,787,987 km (0.082 R)
• M12: 14,717,139 km (0.055 R)
• M13: 15,632,828 km (0.054 R)
• M14: 17,518,210 km (0.087 R)
• M15: 22,359,945 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.1

Radius: 12.1

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.79 AU - 6.15 AU

Year: 4152 Days

Day: 8.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,996,674 km

• M1: 188,493 km (0.106 R)
• M2: 566,677 km (0.1 R)
• M3: 950,844 km (0.082 R)
• M4: 1,722,021 km (0.052 R)
• M5: 2,875,720 km (0.114 R)
• M6: 3,517,046 km (0.034 R)
• M7: 4,272,964 km (0.095 R)
• M8: 5,404,223 km (0.04 R)
• M9: 6,439,889 km (0.11 R)
• M10: 7,509,065 km (0.03 R)
• M11: 9,366,323 km (0.112 R)
• M12: 10,382,541 km (0.064 R)
• M13: 12,412,435 km (0.101 R)
• M14: 15,242,976 km (0.087 R)
• M15: 15,701,793 km (0.066 R)
• M16: 17,079,439 km (0.078 R)
• M17: 17,519,257 km (0.103 R)
• M18: 20,625,806 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.2

Radius: 14.2

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 9.93 AU - 11.15 AU

Year: 12823 Days

Day: 7.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 145.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,996,674 km

• M1: 178,171 km (0.079 R)
• M2: 631,004 km (0.12 R)
• M3: 1,214,286 km (0.117 R)
• M4: 1,756,429 km (0.063 R)
• M5: 2,601,956 km (0.074 R)
• M6: 3,472,466 km (0.113 R)
• M7: 5,508,493 km (0.096 R)
• M8: 7,447,730 km (0.097 R)
• M9: 7,974,165 km (0.113 R)
• M10: 10,658,699 km (0.113 R)
• M11: 11,443,190 km (0.098 R)
• M12: 13,381,081 km (0.077 R)
• M13: 15,670,826 km (0.076 R)
• M14: 16,245,581 km (0.107 R)
• M15: 23,717,994 km (0.12 R)
• M16: 25,152,937 km (0.077 R)
• M17: 26,041,399 km (0.113 R)
• M18: 29,915,086 km (0.084 R)
• M19: 33,443,801 km (0.101 R)
• M20: 34,157,532 km (0.095 R)
• M21: 37,623,266 km (0.082 R)
• M22: 38,136,686 km (0.066 R)
• M23: 39,177,887 km (0.111 R)
• M24: 40,910,081 km (0.047 R)
• M25: 43,251,587 km (0.119 R)
• M26: 44,241,177 km (0.097 R)
• M27: 47,450,051 km (0.085 R)
• M28: 48,049,639 km (0.067 R)
• M29: 48,502,771 km (0.081 R)
• M30: 48,958,596 km (0.079 R)
• M31: 52,709,463 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.8

Radius: 6.3

Gravity: 13.5 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.5 AU - 13.38 AU

Year: 17443 Days

Day: 19 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,996,674 km

• M1: 78,389 km (0.088 R)
• M2: 316,399 km (0.042 R)
• M3: 787,184 km (0.117 R)
• M4: 1,422,227 km (0.102 R)
• M5: 1,653,505 km (0.105 R)
• M6: 2,019,571 km (0.117 R)
• M7: 2,749,010 km (0.065 R)
• M8: 3,585,711 km (0.045 R)
• M9: 4,515,911 km (0.107 R)
• M10: 5,902,833 km (0.098 R)
• M11: 6,178,990 km (0.111 R)
• M12: 7,830,850 km (0.057 R)
• M13: 8,707,643 km (0.05 R)
• M14: 9,976,383 km (0.051 R)
• M15: 11,978,002 km (0.085 R)
• M16: 12,357,083 km (0.112 R)
• M17: 20,984,991 km (0.065 R)
• M18: 23,737,442 km (0.105 R)
• M19: 28,136,966 km (0.033 R)
• M20: 30,527,689 km (0.096 R)
• M21: 38,780,555 km (0.034 R)
• M22: 41,879,176 km (0.068 R)
• M23: 42,751,930 km (0.079 R)
• M24: 47,298,808 km (0.1 R)
• M25: 50,176,023 km (0.118 R)
• M26: 51,325,833 km (0.107 R)
• M27: 53,848,502 km (0.112 R)
• M28: 61,536,187 km (0.102 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 11,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit