🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.52 AU - 0.54 AU

Year: 148 Days

Day: 23.7 Hours

Environment

Temp: 169 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,841,802 km

• M1: 254,466 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.62 AU - 0.92 AU

Year: 259 Days

Day: 44.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,841,802 km

• M1: 61,634 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.85 AU - 1.23 AU

Year: 406 Days

Day: 28.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,841,802 km

• M1: 227,389 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.8 AU - 4.12 AU

Year: 3017 Days

Day: 20.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.7

Radius: 11

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.64 AU - 5.54 AU

Year: 4397 Days

Day: 12.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,841,802 km

• M1: 158,424 km (0.097 R)
• M2: 539,001 km (0.057 R)
• M3: 1,234,482 km (0.111 R)
• M4: 1,608,327 km (0.047 R)
• M5: 2,003,115 km (0.035 R)
• M6: 2,527,157 km (0.102 R)
• M7: 3,723,192 km (0.066 R)
• M8: 4,447,545 km (0.109 R)
• M9: 5,399,586 km (0.051 R)
• M10: 5,822,200 km (0.053 R)
• M11: 6,420,292 km (0.04 R)
• M12: 6,960,340 km (0.04 R)
• M13: 7,915,971 km (0.077 R)
• M14: 8,726,493 km (0.077 R)
• M15: 9,550,777 km (0.067 R)
• M16: 10,861,703 km (0.118 R)
• M17: 11,445,733 km (0.066 R)
• M18: 12,530,318 km (0.098 R)
• M19: 15,233,252 km (0.086 R)
• M20: 15,965,384 km (0.087 R)
• M21: 19,718,047 km (0.078 R)
• M22: 20,519,891 km (0.055 R)
• M23: 21,274,014 km (0.065 R)
• M24: 21,904,569 km (0.098 R)
• M25: 23,647,085 km (0.119 R)
• M26: 25,637,185 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.2

Radius: 9.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.22 AU - 6.64 AU

Year: 5529 Days

Day: 13.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,841,802 km

• M1: 123,119 km (0.091 R)
• M2: 480,808 km (0.091 R)
• M3: 1,064,688 km (0.105 R)
• M4: 1,461,122 km (0.106 R)
• M5: 2,191,908 km (0.081 R)
• M6: 2,591,334 km (0.03 R)
• M7: 3,093,983 km (0.117 R)
• M8: 3,936,369 km (0.098 R)
• M9: 4,554,208 km (0.074 R)
• M10: 4,899,330 km (0.085 R)
• M11: 5,209,147 km (0.094 R)
• M12: 5,868,126 km (0.084 R)
• M13: 8,003,785 km (0.065 R)
• M14: 8,618,932 km (0.093 R)
• M15: 8,957,322 km (0.116 R)
• M16: 9,700,674 km (0.112 R)
• M17: 11,354,927 km (0.064 R)
• M18: 13,438,227 km (0.084 R)
• M19: 14,517,426 km (0.104 R)
• M20: 15,051,042 km (0.118 R)
• M21: 16,789,219 km (0.09 R)
• M22: 17,317,898 km (0.069 R)
• M23: 20,327,508 km (0.039 R)
• M24: 22,305,641 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.9

Radius: 7.2

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.69 AU - 14.25 AU

Year: 16860 Days

Day: 20.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,841,802 km

• M1: 90,058 km (0.032 R)
• M2: 453,282 km (0.081 R)
• M3: 1,120,039 km (0.087 R)
• M4: 1,643,033 km (0.12 R)
• M5: 2,057,120 km (0.079 R)
• M6: 2,752,002 km (0.109 R)
• M7: 3,165,641 km (0.109 R)
• M8: 3,593,640 km (0.07 R)
• M9: 3,863,066 km (0.089 R)
• M10: 4,088,360 km (0.049 R)
• M11: 10,607,387 km (0.106 R)
• M12: 11,107,343 km (0.105 R)
• M13: 12,334,793 km (0.055 R)
• M14: 14,175,146 km (0.064 R)
• M15: 15,475,601 km (0.058 R)
• M16: 16,336,835 km (0.116 R)
• M17: 20,696,417 km (0.103 R)
• M18: 24,698,160 km (0.04 R)
• M19: 25,575,850 km (0.029 R)
• M20: 26,072,366 km (0.07 R)
• M21: 26,676,591 km (0.032 R)
• M22: 29,079,432 km (0.07 R)
• M23: 29,403,162 km (0.106 R)
• M24: 33,714,274 km (0.093 R)
• M25: 34,191,192 km (0.065 R)
• M26: 37,147,844 km (0.029 R)
• M27: 38,041,243 km (0.113 R)
• M28: 40,404,440 km (0.086 R)
• M29: 42,170,742 km (0.089 R)
• M30: 43,283,002 km (0.105 R)
• M31: 44,844,056 km (0.1 R)
• M32: 47,329,924 km (0.075 R)
• M33: 51,307,133 km (0.036 R)
• M34: 54,513,913 km (0.088 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 16,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit