🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.51 AU - 0.59 AU

Year: 154 Days

Day: 13.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,937,794 km

• M1: 37,250 km (0.073 R)
• M2: 64,177 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.5 AU - 0.72 AU

Year: 179 Days

Day: 33.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.66 AU - 0.84 AU

Year: 245 Days

Day: 42.8 Hours

Environment

Temp: 154 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.75 AU - 0.85 AU

Year: 270 Days

Day: 14.6 Hours

Environment

Temp: 83 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.84 AU - 1.3 AU

Year: 417 Days

Day: 25.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.43 AU - 1.67 AU

Year: 727 Days

Day: 32 Hours

Environment

Temp: -44 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.41 AU - 2.25 AU

Year: 933 Days

Day: 38.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.9

Radius: 11.5

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.76 AU - 5.82 AU

Year: 4584 Days

Day: 11.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 170.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,937,794 km

• M1: 143,464 km (0.118 R)
• M2: 629,358 km (0.087 R)
• M3: 1,240,166 km (0.09 R)
• M4: 2,163,784 km (0.108 R)
• M5: 3,988,728 km (0.115 R)
• M6: 4,475,669 km (0.113 R)
• M7: 4,898,732 km (0.057 R)
• M8: 5,854,662 km (0.085 R)
• M9: 7,776,696 km (0.081 R)
• M10: 8,170,288 km (0.059 R)
• M11: 8,614,743 km (0.111 R)
• M12: 10,046,095 km (0.112 R)
• M13: 11,084,604 km (0.041 R)
• M14: 13,681,623 km (0.113 R)
• M15: 14,902,042 km (0.057 R)
• M16: 19,321,911 km (0.116 R)
• M17: 24,776,100 km (0.072 R)
• M18: 27,317,020 km (0.07 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.2

Radius: 12.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.8 AU - 9.8 AU

Year: 9834 Days

Day: 10 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,937,794 km

• M1: 161,117 km (0.119 R)
• M2: 859,290 km (0.045 R)
• M3: 1,918,742 km (0.107 R)
• M4: 2,535,385 km (0.037 R)
• M5: 2,937,354 km (0.104 R)
• M6: 3,717,956 km (0.081 R)
• M7: 4,812,115 km (0.092 R)
• M8: 5,239,516 km (0.033 R)
• M9: 5,750,841 km (0.077 R)
• M10: 6,516,483 km (0.045 R)
• M11: 7,314,139 km (0.064 R)
• M12: 8,288,470 km (0.108 R)
• M13: 10,145,279 km (0.117 R)
• M14: 11,310,048 km (0.107 R)
• M15: 12,611,998 km (0.085 R)
• M16: 13,067,374 km (0.109 R)
• M17: 16,094,337 km (0.037 R)
• M18: 18,440,780 km (0.108 R)
• M19: 18,962,428 km (0.03 R)
• M20: 22,082,441 km (0.091 R)
• M21: 23,119,154 km (0.077 R)
• M22: 24,265,523 km (0.102 R)
• M23: 28,018,036 km (0.082 R)
• M24: 28,534,447 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579

Radius: 7.6

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.36 AU - 17.46 AU

Year: 21689 Days

Day: 20.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,937,794 km

• M1: 94,546 km (0.094 R)
• M2: 467,194 km (0.034 R)
• M3: 796,908 km (0.042 R)
• M4: 2,061,459 km (0.075 R)
• M5: 4,094,045 km (0.086 R)
• M6: 5,957,885 km (0.106 R)
• M7: 9,237,669 km (0.1 R)
• M8: 9,746,600 km (0.1 R)
• M9: 13,628,964 km (0.085 R)
• M10: 21,407,306 km (0.052 R)
• M11: 27,125,086 km (0.114 R)
• M12: 31,077,910 km (0.117 R)
• M13: 32,605,604 km (0.038 R)
• M14: 33,387,851 km (0.113 R)
• M15: 37,915,880 km (0.101 R)
• M16: 40,400,700 km (0.075 R)
• M17: 46,671,843 km (0.094 R)
• M18: 49,181,347 km (0.069 R)
• M19: 59,538,756 km (0.115 R)
• M20: 70,174,566 km (0.078 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 16,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit