🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.48 AU - 0.52 AU

Year: 132 Days

Day: 43.4 Hours

Environment

Temp: 199 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,161,372 km

• M1: 215,870 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.56 AU - 0.76 AU

Year: 200 Days

Day: 33.5 Hours

Environment

Temp: 175 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.87 AU - 0.93 AU

Year: 318 Days

Day: 15.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,161,372 km

• M1: 222,452 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.16 AU - 1.92 AU

Year: 712 Days

Day: 19.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,161,372 km

• M1: 49,068 km (0.11 R)
• M2: 762,351 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.55 AU - 1.63 AU

Year: 747 Days

Day: 41.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,161,372 km

• M1: 203,304 km (0.094 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.54 AU - 1.64 AU

Year: 747 Days

Day: 33 Hours

Environment

Temp: -49 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2 AU - 2 AU

Year: 1054 Days

Day: 22.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.02 AU - 2.5 AU

Year: 1267 Days

Day: 26.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,161,372 km

• M1: 1,752,539 km (0.03 R)

Planet 9 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.71 AU - 3.37 AU

Year: 1976 Days

Day: 12.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.1

Radius: 4.1

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 18.54 AU - 18.84 AU

Year: 30121 Days

Day: 17.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 38,161,372 km

• M1: 94,995 km (0.104 R)
• M2: 201,658 km (0.038 R)
• M3: 344,524 km (0.06 R)
• M4: 597,195 km (0.03 R)
• M5: 682,615 km (0.111 R)
• M6: 1,694,944 km (0.116 R)
• M7: 1,962,425 km (0.064 R)
• M8: 2,068,789 km (0.047 R)
• M9: 2,467,168 km (0.098 R)
• M10: 4,118,429 km (0.098 R)
• M11: 4,616,141 km (0.117 R)
• M12: 5,074,360 km (0.094 R)
• M13: 5,279,309 km (0.063 R)
• M14: 5,338,400 km (0.115 R)
• M15: 5,697,435 km (0.079 R)
• M16: 6,375,861 km (0.062 R)
• M17: 6,788,602 km (0.119 R)
• M18: 8,454,972 km (0.079 R)
• M19: 9,297,208 km (0.059 R)
• M20: 9,547,934 km (0.063 R)
• M21: 11,786,218 km (0.03 R)
• M22: 11,902,156 km (0.115 R)
• M23: 12,213,320 km (0.096 R)
• M24: 12,330,754 km (0.054 R)
• M25: 12,527,176 km (0.076 R)
• M26: 12,923,311 km (0.066 R)
• M27: 13,363,727 km (0.07 R)
• M28: 13,484,602 km (0.105 R)
• M29: 13,808,931 km (0.045 R)
• M30: 14,506,655 km (0.034 R)
• M31: 14,714,147 km (0.105 R)
• M32: 14,755,736 km (0.032 R)
• M33: 14,797,324 km (0.087 R)
• M34: 15,257,936 km (0.059 R)
• M35: 17,146,758 km (0.069 R)
• M36: 19,380,853 km (0.073 R)
• M37: 19,472,108 km (0.042 R)
• M38: 20,578,234 km (0.086 R)
• M39: 21,185,901 km (0.091 R)
• M40: 21,373,945 km (0.085 R)
• M41: 22,179,680 km (0.106 R)
• M42: 23,431,215 km (0.072 R)
• M43: 24,409,436 km (0.117 R)
• M44: 25,550,718 km (0.04 R)
• M45: 28,920,859 km (0.11 R)
• M46: 29,077,338 km (0.099 R)
• M47: 29,338,686 km (0.082 R)
• M48: 29,863,924 km (0.119 R)
• M49: 30,551,326 km (0.039 R)
• M50: 30,817,012 km (0.094 R)
• M51: 32,590,195 km (0.037 R)
• M52: 34,120,432 km (0.06 R)
• M53: 37,250,319 km (0.115 R)
• M54: 38,047,077 km (0.089 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: 202 - 11,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit