🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.56 AU - 0.8 AU

Year: 197 Days

Day: 34.8 Hours

Environment

Temp: 147 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.22 AU - 1.26 AU

Year: 485 Days

Day: 12.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.39 AU - 2.13 AU

Year: 821 Days

Day: 15.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.27 AU - 2.79 AU

Year: 1414 Days

Day: 25.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 14.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.81 AU - 10.25 AU

Year: 8756 Days

Day: 6.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,079,129 km

• M1: 179,069 km (0.118 R)
• M2: 2,504,418 km (0.04 R)
• M3: 3,032,798 km (0.096 R)
• M4: 4,134,287 km (0.116 R)
• M5: 10,919,448 km (0.066 R)
• M6: 14,204,467 km (0.102 R)
• M7: 16,710,531 km (0.119 R)
• M8: 24,053,692 km (0.114 R)
• M9: 25,508,831 km (0.049 R)
• M10: 27,594,225 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602

Radius: 12.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 8.56 AU - 13.52 AU

Year: 12892 Days

Day: 10.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,079,129 km

• M1: 159,621 km (0.119 R)
• M2: 675,883 km (0.055 R)
• M3: 1,226,553 km (0.112 R)
• M4: 1,952,851 km (0.115 R)
• M5: 2,731,657 km (0.086 R)
• M6: 3,655,873 km (0.111 R)
• M7: 4,292,711 km (0.116 R)
• M8: 4,715,774 km (0.105 R)
• M9: 5,506,548 km (0.116 R)
• M10: 6,856,519 km (0.079 R)
• M11: 7,523,127 km (0.103 R)
• M12: 8,937,426 km (0.075 R)
• M13: 9,530,132 km (0.054 R)
• M14: 10,522,116 km (0.056 R)
• M15: 11,015,490 km (0.118 R)
• M16: 12,589,259 km (0.064 R)
• M17: 14,575,321 km (0.111 R)
• M18: 21,254,417 km (0.083 R)
• M19: 22,672,156 km (0.082 R)
• M20: 23,219,834 km (0.081 R)
• M21: 27,509,104 km (0.115 R)
• M22: 31,165,575 km (0.108 R)
• M23: 33,461,453 km (0.111 R)
• M24: 34,771,183 km (0.118 R)
• M25: 36,862,112 km (0.066 R)
• M26: 45,199,351 km (0.083 R)
• M27: 47,390,212 km (0.12 R)
• M28: 47,986,210 km (0.036 R)
• M29: 49,193,165 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392

Radius: 3.3

Gravity: 36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.94 AU - 16.56 AU

Year: 16951 Days

Day: 19.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,079,129 km

• M1: 40,990 km (0.044 R)
• M2: 338,839 km (0.076 R)
• M3: 2,282,714 km (0.087 R)
• M4: 3,420,555 km (0.075 R)
• M5: 4,289,719 km (0.045 R)
• M6: 5,873,362 km (0.073 R)
• M7: 7,584,612 km (0.057 R)
• M8: 8,795,756 km (0.073 R)
• M9: 12,313,850 km (0.1 R)
• M10: 13,843,488 km (0.098 R)
• M11: 14,043,201 km (0.055 R)
• M12: 16,294,649 km (0.075 R)
• M13: 17,197,472 km (0.085 R)
• M14: 19,102,003 km (0.114 R)
• M15: 19,515,790 km (0.117 R)
• M16: 22,672,904 km (0.067 R)
• M17: 23,987,271 km (0.095 R)
• M18: 27,809,347 km (0.083 R)
• M19: 28,878,672 km (0.102 R)
• M20: 29,095,739 km (0.071 R)
• M21: 43,920,888 km (0.07 R)
• M22: 45,515,451 km (0.03 R)
• M23: 45,956,915 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.6

Radius: 6.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 16.15 AU - 16.37 AU

Year: 23044 Days

Day: 24.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,079,129 km

• M1: 88,861 km (0.098 R)
• M2: 468,840 km (0.051 R)
• M3: 896,241 km (0.116 R)
• M4: 1,200,224 km (0.098 R)
• M5: 1,409,362 km (0.081 R)
• M6: 1,838,857 km (0.118 R)
• M7: 2,352,277 km (0.116 R)
• M8: 2,891,876 km (0.065 R)
• M9: 3,684,895 km (0.089 R)
• M10: 8,243,740 km (0.03 R)
• M11: 14,288,691 km (0.035 R)
• M12: 15,992,312 km (0.087 R)
• M13: 22,844,792 km (0.057 R)
• M14: 25,908,556 km (0.061 R)
• M15: 33,278,645 km (0.08 R)
• M16: 35,087,133 km (0.069 R)
• M17: 36,132,673 km (0.06 R)
• M18: 37,198,857 km (0.076 R)
• M19: 39,642,987 km (0.074 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 16,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit