🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.63 AU - 1.03 AU

Year: 282 Days

Day: 33.9 Hours

Environment

Temp: 104 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.77 AU - 1.25 AU

Year: 378 Days

Day: 42.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1 AU - 1.2 AU

Year: 430 Days

Day: 13.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.33 AU - 1.35 AU

Year: 578 Days

Day: 45.1 Hours

Environment

Temp: -28 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.2 AU - 1.7 AU

Year: 651 Days

Day: 34.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,035,394 km

• M1: 231,877 km (0.116 R)
• M2: 617,690 km (0.116 R)

Asteroid Belt

Center: 2.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.1 AU - 4.26 AU

Year: 3186 Days

Day: 23.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.54 AU - 5.04 AU

Year: 3312 Days

Day: 15.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.5

Radius: 5.1

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 10.97 AU - 17.93 AU

Year: 20477 Days

Day: 23.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 45,035,394 km

• M1: 122,521 km (0.111 R)
• M2: 210,185 km (0.109 R)
• M3: 464,352 km (0.057 R)
• M4: 774,618 km (0.025 R)
• M5: 1,886,280 km (0.096 R)
• M6: 2,269,400 km (0.049 R)
• M7: 3,077,527 km (0.04 R)
• M8: 3,187,931 km (0.094 R)
• M9: 4,025,679 km (0.099 R)
• M10: 5,153,946 km (0.104 R)
• M11: 5,820,404 km (0.112 R)
• M12: 5,991,245 km (0.051 R)
• M13: 6,060,060 km (0.06 R)
• M14: 6,443,031 km (0.118 R)
• M15: 6,513,491 km (0.039 R)
• M16: 7,050,398 km (0.12 R)
• M17: 9,335,506 km (0.081 R)
• M18: 10,556,523 km (0.037 R)
• M19: 11,483,282 km (0.088 R)
• M20: 11,654,572 km (0.103 R)
• M21: 11,869,843 km (0.092 R)
• M22: 12,217,060 km (0.072 R)
• M23: 13,368,515 km (0.086 R)
• M24: 13,458,423 km (0.05 R)
• M25: 14,094,064 km (0.105 R)
• M26: 16,154,625 km (0.085 R)
• M27: 16,539,241 km (0.112 R)
• M28: 16,781,141 km (0.11 R)
• M29: 17,024,238 km (0.089 R)
• M30: 18,257,223 km (0.067 R)
• M31: 18,708,111 km (0.065 R)
• M32: 19,010,748 km (0.073 R)
• M33: 19,111,876 km (0.085 R)
• M34: 20,547,866 km (0.077 R)
• M35: 21,700,368 km (0.118 R)
• M36: 23,305,254 km (0.087 R)
• M37: 24,726,882 km (0.096 R)
• M38: 25,448,243 km (0.106 R)
• M39: 26,120,087 km (0.107 R)
• M40: 26,968,158 km (0.045 R)
• M41: 27,138,849 km (0.098 R)
• M42: 27,997,840 km (0.074 R)
• M43: 28,575,288 km (0.098 R)
• M44: 28,749,420 km (0.11 R)
• M45: 28,981,895 km (0.108 R)
• M46: 32,122,104 km (0.105 R)
• M47: 32,544,867 km (0.115 R)
• M48: 32,969,426 km (0.039 R)
• M49: 33,030,312 km (0.094 R)
• M50: 33,762,893 km (0.107 R)
• M51: 35,244,062 km (0.049 R)
• M52: 35,430,610 km (0.053 R)
• M53: 36,055,181 km (0.103 R)
• M54: 37,188,385 km (0.091 R)
• M55: 40,462,035 km (0.041 R)
• M56: 40,527,110 km (0.07 R)
• M57: 40,657,410 km (0.074 R)
• M58: 41,049,207 km (0.053 R)
• M59: 41,902,364 km (0.105 R)
• M60: 42,496,566 km (0.025 R)
• M61: 42,761,504 km (0.089 R)
• M62: 44,765,816 km (0.067 R)
• M63: 44,967,923 km (0.036 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 17,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit