🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.63 AU - 1.03 AU

Year: 270 Days

Day: 13.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,678,185 km

• M1: 653,892 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.93 AU - 0.95 AU

Year: 325 Days

Day: 20.7 Hours

Environment

Temp: 172 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.21 AU - 1.51 AU

Year: 565 Days

Day: 24.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 92,678,185 km

• M1: 49,966 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.19 AU - 1.91 AU

Year: 688 Days

Day: 22.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.22 AU - 3.68 AU

Year: 1806 Days

Day: 25.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,678,185 km

• M1: 183,257 km (0.059 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.48 AU - 3.9 AU

Year: 2031 Days

Day: 36.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,678,185 km

• M1: 535,710 km (0.114 R)

Asteroid Belt

Center: 5.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.1

Radius: 12

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.49 AU - 9.01 AU

Year: 7690 Days

Day: 11.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 92,678,185 km

• M1: 149,747 km (0.094 R)
• M2: 1,584,241 km (0.103 R)
• M3: 2,272,691 km (0.102 R)
• M4: 2,660,449 km (0.075 R)
• M5: 3,539,934 km (0.119 R)
• M6: 4,246,036 km (0.07 R)
• M7: 7,144,346 km (0.118 R)
• M8: 9,708,902 km (0.059 R)
• M9: 11,556,735 km (0.102 R)
• M10: 12,640,571 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253

Radius: 4

Gravity: 15.81 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.77 AU - 17.29 AU

Year: 25051 Days

Day: 19.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,678,185 km

• M1: 49,816 km (0.076 R)
• M2: 272,268 km (0.081 R)
• M3: 993,330 km (0.085 R)
• M4: 2,497,237 km (0.058 R)
• M5: 2,982,383 km (0.097 R)
• M6: 3,157,413 km (0.11 R)
• M7: 3,555,343 km (0.077 R)
• M8: 6,505,263 km (0.104 R)
• M9: 6,630,477 km (0.12 R)
• M10: 10,710,759 km (0.115 R)
• M11: 11,788,013 km (0.098 R)
• M12: 12,545,128 km (0.099 R)
• M13: 13,809,230 km (0.101 R)
• M14: 14,507,702 km (0.092 R)
• M15: 16,510,219 km (0.1 R)
• M16: 18,522,012 km (0.051 R)
• M17: 20,156,069 km (0.04 R)
• M18: 20,872,045 km (0.078 R)
• M19: 22,259,714 km (0.063 R)
• M20: 24,004,774 km (0.104 R)
• M21: 27,436,848 km (0.057 R)
• M22: 32,502,531 km (0.108 R)
• M23: 35,900,497 km (0.085 R)
• M24: 36,686,484 km (0.086 R)
• M25: 37,350,100 km (0.078 R)
• M26: 48,605,844 km (0.118 R)
• M27: 50,868,961 km (0.095 R)
• M28: 53,201,341 km (0.092 R)
• M29: 56,303,403 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.8

Radius: 5.6

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 16.2 AU - 24.2 AU

Year: 32361 Days

Day: 24.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,678,185 km

• M1: 76,445 km (0.087 R)
• M2: 583,132 km (0.109 R)
• M3: 2,909,379 km (0.091 R)
• M4: 4,040,190 km (0.041 R)
• M5: 4,499,306 km (0.115 R)
• M6: 14,978,636 km (0.11 R)
• M7: 15,646,142 km (0.09 R)
• M8: 17,401,224 km (0.119 R)
• M9: 19,675,710 km (0.103 R)
• M10: 20,073,042 km (0.117 R)
• M11: 24,232,761 km (0.113 R)
• M12: 25,619,832 km (0.097 R)
• M13: 28,424,643 km (0.078 R)
• M14: 31,970,711 km (0.119 R)
• M15: 34,062,687 km (0.068 R)
• M16: 46,076,892 km (0.041 R)
• M17: 48,740,781 km (0.095 R)
• M18: 50,572,607 km (0.103 R)
• M19: 73,841,359 km (0.091 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 13,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit