🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.58 AU - 0.62 AU

Year: 305 Days

Day: 39.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,729,322 km

• M1: 398,379 km (0.107 R)

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.4

Radius: 11.8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.42 AU - 1.7 AU

Year: 1278 Days

Day: 13.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,729,322 km

• M1: 147,354 km (0.115 R)
• M2: 526,136 km (0.09 R)
• M3: 1,131,857 km (0.061 R)
• M4: 1,834,369 km (0.067 R)
• M5: 2,398,353 km (0.072 R)
• M6: 2,829,943 km (0.086 R)
• M7: 3,236,550 km (0.107 R)
• M8: 3,646,448 km (0.072 R)
• M9: 4,740,607 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.3

Radius: 14.5

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.69 AU - 2.43 AU

Year: 1940 Days

Day: 14.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,729,322 km

• M1: 180,265 km (0.101 R)
• M2: 689,796 km (0.106 R)
• M3: 1,228,647 km (0.119 R)
• M4: 1,843,195 km (0.085 R)
• M5: 2,492,301 km (0.117 R)
• M6: 3,036,388 km (0.109 R)
• M7: 3,626,701 km (0.048 R)
• M8: 4,330,410 km (0.093 R)
• M9: 5,337,054 km (0.106 R)
• M10: 5,850,025 km (0.062 R)
• M11: 7,133,126 km (0.105 R)
• M12: 8,184,051 km (0.052 R)
• M13: 8,656,481 km (0.068 R)
• M14: 10,150,964 km (0.056 R)
• M15: 10,942,336 km (0.118 R)
• M16: 13,161,321 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.3

Radius: 8.6

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.34 AU - 3.46 AU

Year: 4113 Days

Day: 9.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,729,322 km

• M1: 106,962 km (0.054 R)
• M2: 471,981 km (0.089 R)
• M3: 856,597 km (0.117 R)
• M4: 1,380,938 km (0.098 R)
• M5: 1,844,243 km (0.092 R)
• M6: 2,253,542 km (0.034 R)
• M7: 3,063,914 km (0.101 R)
• M8: 3,536,194 km (0.115 R)
• M9: 3,877,427 km (0.069 R)
• M10: 4,454,875 km (0.05 R)
• M11: 4,827,972 km (0.029 R)
• M12: 6,502,720 km (0.07 R)
• M13: 7,082,861 km (0.07 R)
• M14: 7,557,535 km (0.092 R)
• M15: 7,981,196 km (0.049 R)
• M16: 8,875,941 km (0.062 R)
• M17: 10,256,131 km (0.058 R)
• M18: 13,334,107 km (0.108 R)
• M19: 14,591,328 km (0.102 R)
• M20: 15,528,409 km (0.108 R)
• M21: 16,098,077 km (0.088 R)
• M22: 18,077,407 km (0.081 R)
• M23: 18,644,233 km (0.087 R)
• M24: 19,222,728 km (0.086 R)
• M25: 19,879,612 km (0.049 R)
• M26: 20,213,664 km (0.052 R)
• M27: 22,368,622 km (0.06 R)
• M28: 23,613,276 km (0.113 R)
• M29: 25,135,883 km (0.115 R)
• M30: 25,526,483 km (0.049 R)
• M31: 27,129,873 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.7

Radius: 12.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.51 AU - 4.67 AU

Year: 5426 Days

Day: 6.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,729,322 km

• M1: 151,692 km (0.037 R)
• M2: 579,093 km (0.102 R)
• M3: 997,519 km (0.095 R)
• M4: 1,510,041 km (0.112 R)
• M5: 1,901,987 km (0.118 R)
• M6: 5,736,630 km (0.037 R)
• M7: 6,858,015 km (0.052 R)
• M8: 8,053,751 km (0.102 R)
• M9: 9,346,875 km (0.061 R)
• M10: 16,189,631 km (0.102 R)
• M11: 17,222,305 km (0.066 R)
• M12: 21,025,083 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.9

Radius: 6.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.24 AU - 6.9 AU

Year: 11047 Days

Day: 20.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,729,322 km

• M1: 86,617 km (0.106 R)
• M2: 366,664 km (0.118 R)
• M3: 1,343,838 km (0.108 R)
• M4: 2,550,344 km (0.038 R)
• M5: 3,815,194 km (0.081 R)
• M6: 4,224,644 km (0.075 R)
• M7: 11,846,057 km (0.117 R)
• M8: 13,443,613 km (0.114 R)
• M9: 18,511,091 km (0.12 R)
• M10: 19,921,799 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.7

Radius: 3

Gravity: 57.63 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.06 AU - 7.78 AU

Year: 13259 Days

Day: 24.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,729,322 km

• M1: 37,399 km (0.056 R)
• M2: 222,302 km (0.09 R)
• M3: 398,678 km (0.114 R)
• M4: 653,593 km (0.098 R)
• M5: 1,017,864 km (0.081 R)
• M6: 1,181,674 km (0.099 R)
• M7: 1,309,131 km (0.1 R)
• M8: 1,459,926 km (0.086 R)
• M9: 1,780,215 km (0.059 R)
• M10: 2,018,225 km (0.09 R)
• M11: 2,163,634 km (0.079 R)
• M12: 2,951,566 km (0.093 R)
• M13: 3,091,440 km (0.105 R)
• M14: 4,525,784 km (0.068 R)
• M15: 5,199,723 km (0.084 R)
• M16: 5,301,150 km (0.113 R)
• M17: 5,578,056 km (0.076 R)
• M18: 5,792,130 km (0.11 R)
• M19: 7,192,666 km (0.092 R)
• M20: 7,749,469 km (0.069 R)
• M21: 8,196,916 km (0.039 R)
• M22: 9,744,207 km (0.094 R)
• M23: 10,694,901 km (0.042 R)
• M24: 13,087,719 km (0.066 R)
• M25: 13,721,117 km (0.06 R)
• M26: 13,914,996 km (0.107 R)
• M27: 15,602,908 km (0.06 R)
• M28: 16,027,467 km (0.057 R)
• M29: 18,896,305 km (0.11 R)
• M30: 19,541,072 km (0.099 R)
• M31: 21,476,121 km (0.065 R)
• M32: 25,721,708 km (0.094 R)
• M33: 27,936,355 km (0.051 R)
• M34: 28,561,824 km (0.038 R)
• M35: 31,491,698 km (0.097 R)
• M36: 32,855,732 km (0.079 R)
• M37: 39,613,666 km (0.055 R)
• M38: 41,067,907 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 15,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit