🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.61 AU - 0.89 AU

Year: 237 Days

Day: 41.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,059,153 km

• M1: 40,691 km (0.089 R)
• M2: 334,950 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.8 AU - 1.1 AU

Year: 338 Days

Day: 21.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.43 AU - 1.47 AU

Year: 638 Days

Day: 19.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.3

Radius: 9.6

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.83 AU - 9.01 AU

Year: 9731 Days

Day: 12.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,059,153 km

• M1: 119,977 km (0.066 R)
• M2: 599,887 km (0.11 R)
• M3: 1,033,572 km (0.115 R)
• M4: 1,353,711 km (0.068 R)
• M5: 2,024,059 km (0.064 R)
• M6: 2,801,519 km (0.112 R)
• M7: 3,150,980 km (0.058 R)
• M8: 4,064,574 km (0.067 R)
• M9: 5,704,466 km (0.041 R)
• M10: 7,433,069 km (0.108 R)
• M11: 8,066,317 km (0.062 R)
• M12: 11,524,870 km (0.066 R)
• M13: 11,997,151 km (0.059 R)
• M14: 14,433,951 km (0.087 R)
• M15: 20,112,686 km (0.097 R)
• M16: 21,185,003 km (0.105 R)
• M17: 23,862,506 km (0.115 R)
• M18: 24,201,644 km (0.067 R)
• M19: 25,679,222 km (0.096 R)
• M20: 26,849,078 km (0.058 R)
• M21: 27,866,343 km (0.106 R)
• M22: 31,477,038 km (0.116 R)
• M23: 32,816,387 km (0.078 R)
• M24: 33,130,692 km (0.112 R)
• M25: 33,872,099 km (0.107 R)
• M26: 35,829,438 km (0.057 R)
• M27: 36,162,742 km (0.086 R)
• M28: 36,610,489 km (0.086 R)
• M29: 37,746,086 km (0.063 R)
• M30: 38,671,199 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.4

Radius: 5.5

Gravity: 13.77 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 14.49 AU - 14.75 AU

Year: 20418 Days

Day: 24.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,059,153 km

• M1: 68,366 km (0.049 R)
• M2: 481,705 km (0.116 R)
• M3: 1,064,090 km (0.068 R)
• M4: 1,324,988 km (0.117 R)
• M5: 1,831,078 km (0.056 R)
• M6: 2,227,662 km (0.118 R)
• M7: 2,478,986 km (0.093 R)
• M8: 2,988,965 km (0.112 R)
• M9: 3,321,821 km (0.098 R)
• M10: 3,594,238 km (0.082 R)
• M11: 4,215,219 km (0.056 R)
• M12: 5,295,017 km (0.107 R)
• M13: 5,479,022 km (0.069 R)
• M14: 5,743,960 km (0.108 R)
• M15: 6,136,953 km (0.06 R)
• M16: 7,890,689 km (0.087 R)
• M17: 8,131,093 km (0.06 R)
• M18: 8,576,147 km (0.036 R)
• M19: 10,578,065 km (0.056 R)
• M20: 11,905,447 km (0.097 R)
• M21: 14,310,832 km (0.043 R)
• M22: 16,006,374 km (0.093 R)
• M23: 17,423,514 km (0.069 R)
• M24: 22,556,217 km (0.103 R)
• M25: 32,993,810 km (0.029 R)
• M26: 34,123,424 km (0.07 R)
• M27: 36,992,412 km (0.064 R)
• M28: 39,456,289 km (0.04 R)
• M29: 46,713,431 km (0.064 R)
• M30: 47,500,466 km (0.116 R)
• M31: 49,588,104 km (0.108 R)
• M32: 57,465,479 km (0.035 R)
• M33: 58,915,381 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.5

Radius: 4.7

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 18.19 AU - 18.97 AU

Year: 29252 Days

Day: 23.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,059,153 km

• M1: 58,493 km (0.104 R)
• M2: 264,339 km (0.082 R)
• M3: 440,566 km (0.101 R)
• M4: 704,157 km (0.116 R)
• M5: 954,135 km (0.09 R)
• M6: 1,155,943 km (0.108 R)
• M7: 3,228,472 km (0.076 R)
• M8: 3,537,391 km (0.086 R)
• M9: 4,325,323 km (0.076 R)
• M10: 5,516,421 km (0.092 R)
• M11: 6,276,977 km (0.091 R)
• M12: 12,021,834 km (0.043 R)
• M13: 12,820,388 km (0.098 R)
• M14: 13,532,474 km (0.06 R)
• M15: 13,959,875 km (0.074 R)
• M16: 14,777,427 km (0.099 R)
• M17: 19,657,160 km (0.12 R)
• M18: 25,511,224 km (0.079 R)
• M19: 34,871,862 km (0.073 R)
• M20: 37,316,142 km (0.093 R)
• M21: 42,542,493 km (0.09 R)
• M22: 44,924,241 km (0.066 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 19,061 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit