🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.91 AU - 1.45 AU

Year: 451 Days

Day: 14.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.01 AU - 1.53 AU

Year: 503 Days

Day: 23.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,760,700 km

• M1: 78,389 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.81 AU - 3.73 AU

Year: 2078 Days

Day: 37.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,760,700 km

• M1: 24,833 km (0.073 R)
• M2: 170,542 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.2 AU - 4.26 AU

Year: 3058 Days

Day: 28 Hours

Environment

Temp: -125 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.3

Radius: 12.8

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.35 AU - 6.37 AU

Year: 4986 Days

Day: 8.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,760,700 km

• M1: 159,172 km (0.067 R)
• M2: 594,352 km (0.111 R)
• M3: 1,132,456 km (0.084 R)
• M4: 2,790,150 km (0.083 R)
• M5: 3,391,533 km (0.038 R)
• M6: 4,299,443 km (0.033 R)
• M7: 5,339,447 km (0.112 R)
• M8: 5,779,714 km (0.072 R)
• M9: 7,426,337 km (0.12 R)
• M10: 7,851,943 km (0.114 R)
• M11: 8,455,571 km (0.105 R)
• M12: 9,296,909 km (0.103 R)
• M13: 11,544,168 km (0.089 R)
• M14: 15,268,856 km (0.096 R)
• M15: 17,191,339 km (0.101 R)
• M16: 17,615,748 km (0.087 R)
• M17: 18,430,458 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.3

Radius: 5.8

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.06 AU - 17.48 AU

Year: 18946 Days

Day: 23.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,760,700 km

• M1: 72,106 km (0.108 R)
• M2: 334,800 km (0.119 R)
• M3: 561,291 km (0.108 R)
• M4: 953,836 km (0.106 R)
• M5: 1,688,062 km (0.08 R)
• M6: 2,059,663 km (0.107 R)
• M7: 2,502,324 km (0.044 R)
• M8: 2,944,984 km (0.086 R)
• M9: 5,190,149 km (0.064 R)
• M10: 5,940,980 km (0.11 R)
• M11: 9,859,696 km (0.081 R)
• M12: 12,999,307 km (0.034 R)
• M13: 13,561,346 km (0.081 R)
• M14: 15,282,619 km (0.102 R)
• M15: 16,227,779 km (0.109 R)
• M16: 21,699,919 km (0.046 R)
• M17: 22,570,280 km (0.091 R)
• M18: 29,324,175 km (0.111 R)
• M19: 30,583,190 km (0.051 R)
• M20: 31,877,810 km (0.105 R)
• M21: 32,385,396 km (0.118 R)
• M22: 35,004,107 km (0.087 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 11,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit