🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.58 AU - 0.62 AU

Year: 162 Days

Day: 33.2 Hours

Environment

Temp: 244 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.18 AU - 1.66 AU

Year: 589 Days

Day: 13.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.29 AU - 1.99 AU

Year: 731 Days

Day: 15.6 Hours

Environment

Temp: -17 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.03 AU - 6.31 AU

Year: 4094 Days

Day: 39 Hours

Environment

Temp: -131 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.1

Radius: 11.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.72 AU - 7.6 AU

Year: 6672 Days

Day: 7.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,079,547 km

• M1: 148,251 km (0.056 R)
• M2: 1,040,004 km (0.077 R)
• M3: 2,399,550 km (0.085 R)
• M4: 3,832,548 km (0.088 R)
• M5: 4,426,152 km (0.109 R)
• M6: 5,543,349 km (0.089 R)
• M7: 9,079,244 km (0.099 R)
• M8: 11,234,052 km (0.056 R)
• M9: 14,370,371 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.8

Radius: 8.3

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.22 AU - 9.32 AU

Year: 7543 Days

Day: 13.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,079,547 km

• M1: 103,223 km (0.098 R)
• M2: 367,412 km (0.084 R)
• M3: 792,121 km (0.056 R)
• M4: 1,100,143 km (0.051 R)
• M5: 1,877,752 km (0.112 R)
• M6: 2,746,617 km (0.108 R)
• M7: 4,493,022 km (0.101 R)
• M8: 5,192,243 km (0.091 R)
• M9: 5,707,907 km (0.115 R)
• M10: 6,124,836 km (0.077 R)
• M11: 7,128,488 km (0.065 R)
• M12: 8,237,906 km (0.118 R)
• M13: 9,770,087 km (0.115 R)
• M14: 12,517,602 km (0.078 R)
• M15: 16,498,252 km (0.078 R)
• M16: 16,820,485 km (0.075 R)
• M17: 18,913,509 km (0.074 R)
• M18: 22,884,136 km (0.116 R)
• M19: 27,198,090 km (0.055 R)
• M20: 32,526,766 km (0.091 R)
• M21: 34,481,860 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.9

Radius: 3.8

Gravity: 27.83 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 12.3 AU - 16.5 AU

Year: 19030 Days

Day: 21.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,079,547 km

• M1: 47,273 km (0.1 R)
• M2: 173,384 km (0.116 R)
• M3: 642,224 km (0.071 R)
• M4: 826,079 km (0.092 R)
• M5: 1,341,893 km (0.061 R)
• M6: 1,548,936 km (0.08 R)
• M7: 1,693,149 km (0.093 R)
• M8: 2,488,860 km (0.081 R)
• M9: 3,090,991 km (0.113 R)
• M10: 4,229,281 km (0.087 R)
• M11: 4,353,448 km (0.081 R)
• M12: 4,480,157 km (0.072 R)
• M13: 5,150,655 km (0.071 R)
• M14: 9,743,010 km (0.069 R)
• M15: 11,510,509 km (0.114 R)
• M16: 12,887,258 km (0.106 R)
• M17: 13,017,558 km (0.093 R)
• M18: 13,547,882 km (0.032 R)
• M19: 14,722,226 km (0.093 R)
• M20: 21,348,813 km (0.081 R)
• M21: 21,623,175 km (0.09 R)
• M22: 24,297,387 km (0.068 R)
• M23: 33,257,701 km (0.049 R)
• M24: 33,873,446 km (0.093 R)
• M25: 35,127,674 km (0.111 R)
• M26: 35,382,140 km (0.045 R)
• M27: 37,728,433 km (0.077 R)
• M28: 38,129,206 km (0.097 R)
• M29: 40,037,626 km (0.083 R)
• M30: 42,151,743 km (0.095 R)
• M31: 44,043,259 km (0.065 R)
• M32: 46,601,233 km (0.101 R)
• M33: 51,845,685 km (0.081 R)
• M34: 52,673,261 km (0.06 R)
• M35: 53,173,815 km (0.076 R)
• M36: 59,974,235 km (0.115 R)
• M37: 61,069,292 km (0.12 R)
• M38: 61,437,302 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.5

Radius: 7.2

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 14.89 AU - 18.17 AU

Year: 23405 Days

Day: 22.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,079,547 km

• M1: 99,931 km (0.053 R)
• M2: 801,545 km (0.063 R)
• M3: 1,308,084 km (0.1 R)
• M4: 3,376,424 km (0.11 R)
• M5: 4,072,054 km (0.083 R)
• M6: 5,194,038 km (0.047 R)
• M7: 9,434,539 km (0.041 R)
• M8: 11,246,469 km (0.093 R)
• M9: 11,569,451 km (0.114 R)
• M10: 12,784,036 km (0.07 R)
• M11: 13,639,586 km (0.113 R)
• M12: 14,230,797 km (0.043 R)
• M13: 17,104,422 km (0.111 R)
• M14: 24,289,009 km (0.099 R)
• M15: 24,938,115 km (0.111 R)
• M16: 26,497,672 km (0.089 R)
• M17: 26,725,660 km (0.055 R)
• M18: 38,105,270 km (0.086 R)
• M19: 42,464,552 km (0.078 R)
• M20: 63,023,937 km (0.117 R)
• M21: 73,268,699 km (0.073 R)
• M22: 74,622,410 km (0.069 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 18,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit