🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.58 AU - 0.72 AU

Year: 198 Days

Day: 21.1 Hours

Environment

Temp: 140 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.83 AU - 0.91 AU

Year: 307 Days

Day: 24.5 Hours

Environment

Temp: 34 °C

Axial Tilt: 84.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.94 AU - 0.96 AU

Year: 351 Days

Day: 17.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,445,556 km

• M1: 51,910 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.11 AU - 1.31 AU

Year: 504 Days

Day: 25.3 Hours

Environment

Temp: -20 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.25 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: 0.96 AU - 1.54 AU

Year: 529 Days

Day: 21.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.01 AU - 1.53 AU

Year: 542 Days

Day: 20.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.42 AU - 2.48 AU

Year: 1452 Days

Day: 40.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 70.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,445,556 km

• M1: 126,859 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.6

Radius: 3.7

Gravity: 21.52 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.76 AU - 15.04 AU

Year: 16538 Days

Day: 15 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,445,556 km

• M1: 46,675 km (0.082 R)
• M2: 223,499 km (0.12 R)
• M3: 1,862,643 km (0.12 R)
• M4: 3,114,478 km (0.047 R)
• M5: 3,899,418 km (0.102 R)
• M6: 10,323,151 km (0.114 R)
• M7: 16,011,460 km (0.034 R)
• M8: 20,365,357 km (0.115 R)
• M9: 21,287,478 km (0.05 R)
• M10: 25,350,706 km (0.067 R)
• M11: 35,683,730 km (0.056 R)
• M12: 36,409,429 km (0.082 R)
• M13: 37,516,154 km (0.096 R)
• M14: 39,410,362 km (0.092 R)
• M15: 39,667,671 km (0.072 R)
• M16: 47,334,561 km (0.078 R)

Asteroid Belt

Center: 15.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.9

Radius: 7.7

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 18.52 AU - 18.56 AU

Year: 30235 Days

Day: 19.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,445,556 km

• M1: 95,743 km (0.086 R)
• M2: 340,934 km (0.073 R)
• M3: 799,900 km (0.119 R)
• M4: 1,086,679 km (0.085 R)
• M5: 1,330,972 km (0.1 R)
• M6: 1,702,723 km (0.098 R)
• M7: 2,164,083 km (0.093 R)
• M8: 3,134,674 km (0.096 R)
• M9: 3,576,735 km (0.09 R)
• M10: 3,893,883 km (0.105 R)
• M11: 4,161,065 km (0.12 R)
• M12: 5,115,649 km (0.095 R)
• M13: 5,814,121 km (0.079 R)
• M14: 6,253,789 km (0.094 R)
• M15: 8,512,119 km (0.118 R)
• M16: 9,254,423 km (0.081 R)
• M17: 13,397,836 km (0.087 R)
• M18: 14,480,176 km (0.101 R)
• M19: 14,961,283 km (0.083 R)
• M20: 16,040,482 km (0.081 R)
• M21: 17,170,844 km (0.08 R)
• M22: 21,287,478 km (0.109 R)
• M23: 22,650,913 km (0.099 R)
• M24: 23,960,193 km (0.116 R)
• M25: 26,609,572 km (0.114 R)
• M26: 27,210,207 km (0.117 R)
• M27: 32,618,619 km (0.093 R)
• M28: 39,009,290 km (0.088 R)
• M29: 39,784,507 km (0.1 R)
• M30: 44,990,512 km (0.083 R)
• M31: 46,705,951 km (0.07 R)
• M32: 54,005,131 km (0.11 R)
• M33: 67,205,497 km (0.098 R)
• M34: 68,767,748 km (0.088 R)
• M35: 88,643,769 km (0.1 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 14,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit