🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.59 AU - 0.85 AU

Year: 231 Days

Day: 40.4 Hours

Environment

Temp: 121 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,725,653 km

• M1: 94,546 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.75 AU - 1.13 AU

Year: 345 Days

Day: 39.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.92 AU - 1.36 AU

Year: 461 Days

Day: 18 Hours

Environment

Temp: -5 °C

Axial Tilt: 42.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.13 AU - 1.25 AU

Year: 492 Days

Day: 29.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,725,653 km

• M1: 23,038 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.25 AU - 3.37 AU

Year: 2281 Days

Day: 20.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,725,653 km

• M1: 33,360 km (0.065 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.91 AU - 4.83 AU

Year: 2883 Days

Day: 21.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,725,653 km

• M1: 1,082,939 km (0.1 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.3

Radius: 8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.14 AU - 4.82 AU

Year: 3591 Days

Day: 13.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,725,653 km

• M1: 99,483 km (0.102 R)
• M2: 551,119 km (0.114 R)
• M3: 899,083 km (0.083 R)
• M4: 1,381,836 km (0.082 R)
• M5: 1,870,273 km (0.11 R)
• M6: 2,194,601 km (0.116 R)
• M7: 2,498,135 km (0.09 R)
• M8: 3,006,169 km (0.049 R)
• M9: 4,633,794 km (0.03 R)
• M10: 5,376,547 km (0.093 R)
• M11: 5,853,615 km (0.081 R)
• M12: 6,358,807 km (0.025 R)
• M13: 6,608,037 km (0.073 R)
• M14: 8,308,815 km (0.107 R)
• M15: 9,050,522 km (0.107 R)
• M16: 10,511,345 km (0.117 R)
• M17: 11,705,435 km (0.107 R)
• M18: 12,038,589 km (0.077 R)
• M19: 15,229,662 km (0.096 R)
• M20: 17,827,129 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.1

Radius: 11.8

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.83 AU - 7.89 AU

Year: 7563 Days

Day: 10 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,725,653 km

• M1: 146,756 km (0.098 R)
• M2: 520,601 km (0.08 R)
• M3: 963,560 km (0.041 R)
• M4: 1,367,474 km (0.085 R)
• M5: 1,860,848 km (0.099 R)
• M6: 2,868,539 km (0.102 R)
• M7: 4,030,466 km (0.108 R)
• M8: 5,241,461 km (0.102 R)
• M9: 5,760,715 km (0.033 R)
• M10: 6,253,939 km (0.116 R)
• M11: 8,333,349 km (0.115 R)
• M12: 10,968,815 km (0.096 R)
• M13: 12,051,754 km (0.097 R)
• M14: 13,204,555 km (0.114 R)
• M15: 14,377,103 km (0.09 R)
• M16: 14,800,765 km (0.092 R)
• M17: 17,104,721 km (0.05 R)
• M18: 18,746,708 km (0.11 R)
• M19: 20,558,039 km (0.11 R)
• M20: 21,506,190 km (0.117 R)
• M21: 22,982,721 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.7

Radius: 7.2

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 11.15 AU - 14.03 AU

Year: 16919 Days

Day: 16.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,725,653 km

• M1: 93,648 km (0.089 R)
• M2: 330,013 km (0.116 R)
• M3: 768,185 km (0.069 R)
• M4: 1,007,542 km (0.1 R)
• M5: 1,335,909 km (0.059 R)
• M6: 2,065,797 km (0.116 R)
• M7: 2,360,804 km (0.065 R)
• M8: 3,059,276 km (0.116 R)
• M9: 3,674,423 km (0.088 R)
• M10: 4,369,305 km (0.089 R)
• M11: 5,980,474 km (0.094 R)
• M12: 6,505,413 km (0.1 R)
• M13: 7,434,117 km (0.084 R)
• M14: 10,374,313 km (0.087 R)
• M15: 10,640,747 km (0.116 R)
• M16: 10,911,669 km (0.086 R)
• M17: 11,810,004 km (0.059 R)
• M18: 12,336,439 km (0.102 R)
• M19: 12,635,635 km (0.088 R)
• M20: 15,689,376 km (0.091 R)
• M21: 16,111,691 km (0.079 R)
• M22: 19,043,211 km (0.099 R)
• M23: 22,135,997 km (0.074 R)
• M24: 23,571,388 km (0.084 R)
• M25: 24,405,546 km (0.112 R)
• M26: 27,939,646 km (0.101 R)
• M27: 30,259,311 km (0.116 R)
• M28: 33,277,897 km (0.1 R)
• M29: 36,737,347 km (0.061 R)
• M30: 40,560,770 km (0.119 R)
• M31: 50,801,791 km (0.078 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 16,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit