🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.45 AU - 0.61 AU

Year: 137 Days

Day: 16.1 Hours

Environment

Temp: 271 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,768,842 km

• M1: 34,707 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.53 AU - 0.59 AU

Year: 149 Days

Day: 46.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,768,842 km

• M1: 61,036 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.53 AU - 0.77 AU

Year: 186 Days

Day: 19.7 Hours

Environment

Temp: 195 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.9 AU - 1 AU

Year: 328 Days

Day: 25.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,768,842 km

• M1: 36,053 km (0.099 R)
• M2: 201,508 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.03 AU - 1.15 AU

Year: 404 Days

Day: 39.4 Hours

Environment

Temp: 39 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 83,768,842 km

• M1: 204,949 km (0.047 R)
• M2: 334,202 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.41 AU - 1.51 AU

Year: 626 Days

Day: 23.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 98.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 83,768,842 km

• M1: 127,757 km (0.094 R)
• M2: 795,113 km (0.084 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.26 AU - 3.68 AU

Year: 1816 Days

Day: 13.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,768,842 km

• M1: 29,321 km (0.094 R)

Planet 8 - Terrestrial

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.26 AU - 5.96 AU

Year: 4098 Days

Day: 24.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.9

Radius: 9.9

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 12.26 AU - 12.68 AU

Year: 15622 Days

Day: 6.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,768,842 km

• M1: 123,717 km (0.079 R)
• M2: 679,922 km (0.057 R)
• M3: 1,468,453 km (0.077 R)
• M4: 2,396,259 km (0.072 R)
• M5: 2,760,679 km (0.101 R)
• M6: 7,431,873 km (0.113 R)
• M7: 9,937,787 km (0.091 R)
• M8: 12,222,595 km (0.1 R)
• M9: 13,606,226 km (0.11 R)
• M10: 15,479,340 km (0.103 R)
• M11: 15,939,952 km (0.114 R)
• M12: 23,907,086 km (0.097 R)
• M13: 24,879,622 km (0.064 R)
• M14: 26,621,091 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.6

Radius: 5.2

Gravity: 14.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 16.67 AU - 22.01 AU

Year: 30173 Days

Day: 16.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,768,842 km

• M1: 65,225 km (0.083 R)
• M2: 261,647 km (0.114 R)
• M3: 447,597 km (0.051 R)
• M4: 685,308 km (0.05 R)
• M5: 850,913 km (0.059 R)
• M6: 1,221,766 km (0.056 R)
• M7: 1,902,137 km (0.085 R)
• M8: 2,631,427 km (0.108 R)
• M9: 3,841,225 km (0.094 R)
• M10: 9,852,217 km (0.119 R)
• M11: 11,102,855 km (0.097 R)
• M12: 11,631,683 km (0.119 R)
• M13: 12,039,038 km (0.095 R)
• M14: 18,508,847 km (0.037 R)
• M15: 22,840,453 km (0.088 R)
• M16: 23,051,985 km (0.084 R)
• M17: 23,264,713 km (0.054 R)
• M18: 25,579,441 km (0.1 R)
• M19: 32,094,727 km (0.048 R)
• M20: 36,519,533 km (0.118 R)
• M21: 38,278,355 km (0.076 R)
• M22: 42,600,537 km (0.078 R)
• M23: 46,047,870 km (0.062 R)
• M24: 47,408,463 km (0.086 R)
• M25: 48,795,833 km (0.075 R)
• M26: 50,927,154 km (0.051 R)
• M27: 54,239,251 km (0.113 R)
• M28: 58,874,840 km (0.085 R)
• M29: 59,073,506 km (0.085 R)
• M30: 60,881,845 km (0.081 R)
• M31: 66,743,240 km (0.032 R)
• M32: 76,459,173 km (0.032 R)
• M33: 81,036,867 km (0.088 R)
• M34: 83,017,693 km (0.104 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 18,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit