🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.57 AU - 0.79 AU

Year: 208 Days

Day: 16.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.64 AU - 0.78 AU

Year: 222 Days

Day: 12.9 Hours

Environment

Temp: 123 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,201,381 km

• M1: 215,122 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.02 AU - 1.1 AU

Year: 405 Days

Day: 18.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2 AU - 3.33 AU

Year: 1609 Days

Day: 47.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.4

Radius: 8.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.64 AU - 13.24 AU

Year: 13419 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,201,381 km

• M1: 109,655 km (0.074 R)
• M2: 419,622 km (0.087 R)
• M3: 1,205,609 km (0.089 R)
• M4: 1,659,639 km (0.113 R)
• M5: 2,294,532 km (0.114 R)
• M6: 2,727,917 km (0.041 R)
• M7: 3,237,448 km (0.105 R)
• M8: 3,539,186 km (0.057 R)
• M9: 7,015,991 km (0.113 R)
• M10: 8,310,461 km (0.086 R)
• M11: 9,334,458 km (0.101 R)
• M12: 11,154,915 km (0.046 R)
• M13: 11,471,015 km (0.056 R)
• M14: 12,738,408 km (0.115 R)
• M15: 16,143,854 km (0.072 R)
• M16: 17,308,324 km (0.117 R)
• M17: 26,789,388 km (0.068 R)
• M18: 38,514,720 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.5

Radius: 8.7

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.92 AU - 11.22 AU

Year: 13659 Days

Day: 9.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,201,381 km

• M1: 122,221 km (0.057 R)
• M2: 693,536 km (0.114 R)
• M3: 1,205,460 km (0.105 R)
• M4: 1,513,332 km (0.098 R)
• M5: 3,901,363 km (0.106 R)
• M6: 6,261,568 km (0.095 R)
• M7: 8,485,490 km (0.078 R)
• M8: 9,114,699 km (0.102 R)
• M9: 12,280,639 km (0.072 R)
• M10: 14,357,955 km (0.087 R)
• M11: 14,672,858 km (0.118 R)
• M12: 16,590,404 km (0.119 R)
• M13: 17,788,982 km (0.119 R)
• M14: 21,730,886 km (0.072 R)
• M15: 26,312,620 km (0.11 R)
• M16: 32,895,375 km (0.088 R)
• M17: 35,008,894 km (0.118 R)
• M18: 35,465,167 km (0.113 R)
• M19: 37,448,386 km (0.091 R)
• M20: 42,404,414 km (0.116 R)
• M21: 42,922,920 km (0.101 R)
• M22: 43,708,459 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.6

Radius: 4.2

Gravity: 12.17 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 14.27 AU - 17.33 AU

Year: 23291 Days

Day: 19.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,201,381 km

• M1: 52,359 km (0.117 R)
• M2: 304,282 km (0.101 R)
• M3: 652,546 km (0.074 R)
• M4: 1,068,278 km (0.115 R)
• M5: 2,143,588 km (0.059 R)
• M6: 2,298,422 km (0.115 R)
• M7: 2,587,445 km (0.07 R)
• M8: 2,877,216 km (0.112 R)
• M9: 3,212,913 km (0.075 R)
• M10: 3,364,606 km (0.071 R)
• M11: 4,470,433 km (0.042 R)
• M12: 5,835,364 km (0.052 R)
• M13: 6,293,732 km (0.101 R)
• M14: 7,281,976 km (0.093 R)
• M15: 8,087,859 km (0.026 R)
• M16: 9,928,063 km (0.111 R)
• M17: 11,969,475 km (0.087 R)
• M18: 13,345,626 km (0.111 R)
• M19: 21,294,210 km (0.034 R)
• M20: 21,740,460 km (0.082 R)
• M21: 29,864,672 km (0.108 R)
• M22: 30,087,423 km (0.094 R)
• M23: 30,311,221 km (0.069 R)
• M24: 32,611,438 km (0.105 R)
• M25: 33,204,145 km (0.11 R)
• M26: 34,410,951 km (0.071 R)
• M27: 36,529,257 km (0.107 R)
• M28: 37,815,051 km (0.084 R)
• M29: 43,975,640 km (0.055 R)
• M30: 46,915,987 km (0.112 R)
• M31: 48,434,106 km (0.107 R)
• M32: 53,511,906 km (0.114 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 14,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit