🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.54 AU - 0.76 AU

Year: 202 Days

Day: 15.6 Hours

Environment

Temp: 107 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.72 AU - 1.18 AU

Year: 356 Days

Day: 30.6 Hours

Environment

Temp: 27 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,110,099 km

• M1: 305,778 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.73 AU - 1.19 AU

Year: 362 Days

Day: 14.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.44 AU - 2.62 AU

Year: 1549 Days

Day: 34.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.8 AU - 2.96 AU

Year: 1882 Days

Day: 41 Hours

Environment

Temp: -112 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.1

Radius: 6.3

Gravity: 15.9 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 13.74 AU - 16.92 AU

Year: 23109 Days

Day: 20.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,110,099 km

• M1: 78,389 km (0.082 R)
• M2: 326,722 km (0.093 R)
• M3: 628,161 km (0.106 R)
• M4: 1,043,744 km (0.101 R)
• M5: 1,290,880 km (0.089 R)
• M6: 1,509,891 km (0.105 R)
• M7: 1,717,384 km (0.119 R)
• M8: 2,504,717 km (0.11 R)
• M9: 3,058,828 km (0.08 R)
• M10: 4,104,367 km (0.11 R)
• M11: 4,547,476 km (0.047 R)
• M12: 6,875,369 km (0.118 R)
• M13: 7,851,943 km (0.116 R)
• M14: 8,320,334 km (0.117 R)
• M15: 8,534,409 km (0.105 R)
• M16: 8,807,126 km (0.034 R)
• M17: 9,485,552 km (0.09 R)
• M18: 17,234,722 km (0.094 R)
• M19: 18,293,725 km (0.078 R)
• M20: 24,030,205 km (0.118 R)
• M21: 25,800,995 km (0.098 R)
• M22: 26,256,820 km (0.103 R)
• M23: 27,895,066 km (0.086 R)
• M24: 31,244,562 km (0.054 R)
• M25: 31,502,768 km (0.108 R)
• M26: 31,892,920 km (0.074 R)
• M27: 32,286,212 km (0.117 R)
• M28: 33,891,846 km (0.062 R)
• M29: 34,164,563 km (0.077 R)
• M30: 34,576,257 km (0.057 R)
• M31: 36,398,957 km (0.051 R)
• M32: 53,158,257 km (0.099 R)
• M33: 54,081,874 km (0.028 R)
• M34: 61,252,100 km (0.048 R)
• M35: 61,859,767 km (0.097 R)
• M36: 64,122,285 km (0.085 R)
• M37: 67,510,976 km (0.109 R)
• M38: 75,335,842 km (0.103 R)
• M39: 79,826,621 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.4

Radius: 7.6

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 12.8 AU - 19.82 AU

Year: 25360 Days

Day: 23.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,110,099 km

• M1: 94,546 km (0.072 R)
• M2: 340,934 km (0.113 R)
• M3: 871,258 km (0.097 R)
• M4: 1,171,800 km (0.112 R)
• M5: 1,493,136 km (0.094 R)
• M6: 2,126,534 km (0.115 R)
• M7: 3,108,644 km (0.084 R)
• M8: 4,814,957 km (0.102 R)
• M9: 6,308,542 km (0.071 R)
• M10: 7,936,466 km (0.103 R)
• M11: 8,189,885 km (0.055 R)
• M12: 9,092,559 km (0.062 R)
• M13: 11,931,777 km (0.098 R)
• M14: 13,019,503 km (0.119 R)
• M15: 13,659,782 km (0.119 R)
• M16: 15,391,078 km (0.078 R)
• M17: 16,106,754 km (0.109 R)
• M18: 17,263,893 km (0.101 R)
• M19: 23,059,764 km (0.111 R)
• M20: 28,349,096 km (0.062 R)
• M21: 31,780,272 km (0.077 R)
• M22: 33,332,051 km (0.085 R)
• M23: 40,045,106 km (0.092 R)
• M24: 47,107,921 km (0.106 R)
• M25: 51,544,545 km (0.111 R)
• M26: 54,957,620 km (0.071 R)
• M27: 57,000,828 km (0.098 R)
• M28: 61,041,167 km (0.085 R)
• M29: 65,680,796 km (0.116 R)
• M30: 67,980,713 km (0.048 R)
• M31: 69,257,531 km (0.108 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: 166 - 18,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit