🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.66 AU - 0.78 AU

Year: 222 Days

Day: 42.8 Hours

Environment

Temp: 173 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.59 AU - 2.33 AU

Year: 997 Days

Day: 22.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550

Radius: 8.4

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.75 AU - 7.13 AU

Year: 5261 Days

Day: 10 Hours

Environment

Temp: -141 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,886,697 km

• M1: 106,065 km (0.108 R)
• M2: 384,018 km (0.116 R)
• M3: 673,938 km (0.084 R)
• M4: 991,684 km (0.086 R)
• M5: 1,581,848 km (0.082 R)
• M6: 1,874,013 km (0.076 R)
• M7: 2,552,140 km (0.056 R)
• M8: 3,108,195 km (0.08 R)
• M9: 3,384,652 km (0.112 R)
• M10: 5,434,143 km (0.116 R)
• M11: 6,639,004 km (0.108 R)
• M12: 7,133,874 km (0.076 R)
• M13: 10,459,285 km (0.105 R)
• M14: 12,407,647 km (0.114 R)
• M15: 12,955,475 km (0.107 R)
• M16: 13,675,938 km (0.09 R)
• M17: 15,593,783 km (0.101 R)
• M18: 16,646,952 km (0.117 R)
• M19: 18,442,126 km (0.074 R)
• M20: 20,431,329 km (0.067 R)
• M21: 21,906,065 km (0.045 R)
• M22: 23,450,513 km (0.098 R)
• M23: 23,981,137 km (0.08 R)
• M24: 24,909,242 km (0.05 R)
• M25: 25,461,707 km (0.112 R)

Asteroid Belt

Center: 8.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958

Radius: 13.3

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.4 AU - 12.22 AU

Year: 12917 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,886,697 km

• M1: 170,392 km (0.097 R)
• M2: 680,371 km (0.106 R)
• M3: 1,097,899 km (0.046 R)
• M4: 1,557,463 km (0.116 R)
• M5: 2,109,928 km (0.076 R)
• M6: 2,792,095 km (0.061 R)
• M7: 3,351,441 km (0.039 R)
• M8: 4,073,550 km (0.072 R)
• M9: 5,102,335 km (0.098 R)
• M10: 8,676,377 km (0.08 R)
• M11: 9,341,340 km (0.102 R)
• M12: 13,321,840 km (0.095 R)
• M13: 17,339,889 km (0.119 R)
• M14: 19,322,959 km (0.096 R)
• M15: 23,053,630 km (0.107 R)
• M16: 25,861,582 km (0.113 R)
• M17: 26,917,444 km (0.06 R)
• M18: 31,430,064 km (0.083 R)
• M19: 33,492,121 km (0.108 R)
• M20: 34,115,495 km (0.077 R)
• M21: 40,639,907 km (0.092 R)
• M22: 41,206,733 km (0.092 R)
• M23: 42,066,622 km (0.088 R)
• M24: 44,418,450 km (0.119 R)
• M25: 46,392,843 km (0.026 R)
• M26: 56,268,397 km (0.102 R)
• M27: 58,398,670 km (0.116 R)
• M28: 59,848,423 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.7

Radius: 7.2

Gravity: 14 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 14.8 AU - 16.12 AU

Year: 22092 Days

Day: 23.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,886,697 km

• M1: 89,908 km (0.12 R)
• M2: 347,217 km (0.111 R)
• M3: 802,892 km (0.114 R)
• M4: 1,248,544 km (0.102 R)
• M5: 1,701,227 km (0.095 R)
• M6: 2,215,096 km (0.11 R)
• M7: 2,931,819 km (0.092 R)
• M8: 4,455,773 km (0.057 R)
• M9: 5,001,057 km (0.076 R)
• M10: 5,388,515 km (0.079 R)
• M11: 7,534,347 km (0.119 R)
• M12: 7,991,967 km (0.108 R)
• M13: 9,711,744 km (0.075 R)
• M14: 10,254,036 km (0.064 R)
• M15: 11,934,170 km (0.106 R)
• M16: 12,556,198 km (0.03 R)
• M17: 14,630,073 km (0.1 R)
• M18: 15,994,855 km (0.092 R)
• M19: 16,665,652 km (0.076 R)
• M20: 22,722,869 km (0.057 R)
• M21: 23,570,341 km (0.104 R)
• M22: 24,110,390 km (0.1 R)
• M23: 28,488,970 km (0.055 R)
• M24: 29,101,872 km (0.104 R)
• M25: 33,505,136 km (0.085 R)
• M26: 35,864,594 km (0.05 R)
• M27: 38,036,605 km (0.112 R)
• M28: 57,675,514 km (0.073 R)
• M29: 75,189,835 km (0.062 R)
• M30: 78,975,708 km (0.106 R)
• M31: 80,427,555 km (0.047 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 14,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit