🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.43 AU - 0.61 AU

Year: 238 Days

Day: 12.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.62 AU - 0.64 AU

Year: 318 Days

Day: 31.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.5

Radius: 13.9

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.64 AU - 0.84 AU

Year: 405 Days

Day: 11.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,756,897 km

• M1: 172,935 km (0.119 R)
• M2: 645,365 km (0.047 R)
• M3: 1,273,377 km (0.105 R)
• M4: 1,715,588 km (0.114 R)
• M5: 2,227,213 km (0.11 R)
• M6: 2,959,195 km (0.1 R)
• M7: 3,578,531 km (0.111 R)
• M8: 4,354,644 km (0.101 R)
• M9: 4,844,577 km (0.038 R)
• M10: 5,305,638 km (0.117 R)
• M11: 6,261,419 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.5

Radius: 13.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.27 AU - 1.97 AU

Year: 1311 Days

Day: 6.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,756,897 km

• M1: 194,178 km (0.056 R)
• M2: 718,070 km (0.069 R)
• M3: 1,212,341 km (0.111 R)
• M4: 1,851,423 km (0.088 R)
• M5: 2,290,493 km (0.074 R)
• M6: 2,986,273 km (0.111 R)
• M7: 3,613,537 km (0.094 R)
• M8: 4,257,256 km (0.112 R)
• M9: 5,234,130 km (0.077 R)
• M10: 6,105,687 km (0.106 R)
• M11: 6,875,817 km (0.079 R)
• M12: 8,357,883 km (0.11 R)
• M13: 8,809,968 km (0.101 R)
• M14: 9,640,536 km (0.107 R)
• M15: 10,718,687 km (0.113 R)
• M16: 11,700,498 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.5

Radius: 9.4

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.63 AU - 2.71 AU

Year: 2032 Days

Day: 7.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,756,897 km

• M1: 116,986 km (0.077 R)
• M2: 903,721 km (0.105 R)
• M3: 1,362,238 km (0.096 R)
• M4: 1,938,340 km (0.048 R)
• M5: 2,357,214 km (0.077 R)
• M6: 3,076,181 km (0.057 R)
• M7: 4,151,790 km (0.087 R)
• M8: 4,745,244 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 8.3

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.91 AU - 3.21 AU

Year: 3403 Days

Day: 14.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,756,897 km

• M1: 123,418 km (0.091 R)
• M2: 458,817 km (0.047 R)
• M3: 799,152 km (0.057 R)
• M4: 1,332,319 km (0.059 R)
• M5: 1,928,616 km (0.105 R)
• M6: 2,288,099 km (0.088 R)
• M7: 2,747,365 km (0.114 R)
• M8: 3,492,362 km (0.085 R)
• M9: 3,797,692 km (0.026 R)
• M10: 6,512,444 km (0.113 R)
• M11: 7,799,883 km (0.033 R)
• M12: 8,716,619 km (0.076 R)
• M13: 10,378,502 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.1

Radius: 13.1

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.63 AU - 4.15 AU

Year: 4878 Days

Day: 8.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,756,897 km

• M1: 170,691 km (0.105 R)
• M2: 604,076 km (0.062 R)
• M3: 1,760,917 km (0.079 R)
• M4: 2,549,896 km (0.113 R)
• M5: 2,963,983 km (0.059 R)
• M6: 3,915,275 km (0.067 R)
• M7: 6,831,985 km (0.103 R)
• M8: 7,809,906 km (0.081 R)
• M9: 8,512,268 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.5

Radius: 8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.73 AU - 9.91 AU

Year: 18091 Days

Day: 17.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,756,897 km

• M1: 100,380 km (0.079 R)
• M2: 849,866 km (0.047 R)
• M3: 1,452,745 km (0.095 R)
• M4: 1,745,059 km (0.098 R)
• M5: 2,165,878 km (0.07 R)
• M6: 2,529,700 km (0.082 R)
• M7: 3,047,458 km (0.094 R)
• M8: 4,713,231 km (0.09 R)
• M9: 7,321,170 km (0.095 R)
• M10: 7,965,488 km (0.117 R)
• M11: 8,882,822 km (0.107 R)
• M12: 9,268,934 km (0.084 R)
• M13: 11,090,887 km (0.112 R)
• M14: 11,482,085 km (0.069 R)
• M15: 15,636,119 km (0.034 R)
• M16: 16,485,985 km (0.074 R)
• M17: 17,069,416 km (0.11 R)
• M18: 18,981,576 km (0.056 R)
• M19: 19,300,220 km (0.112 R)
• M20: 19,948,427 km (0.106 R)
• M21: 23,135,759 km (0.106 R)
• M22: 24,425,592 km (0.037 R)
• M23: 26,647,420 km (0.074 R)
• M24: 27,858,564 km (0.074 R)
• M25: 29,000,594 km (0.111 R)
• M26: 32,160,700 km (0.077 R)
• M27: 32,613,832 km (0.043 R)
• M28: 35,063,048 km (0.029 R)
• M29: 41,784,630 km (0.065 R)
• M30: 44,110,129 km (0.093 R)
• M31: 50,679,719 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 12,947 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit