🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.49 AU - 0.67 AU

Year: 158 Days

Day: 21.1 Hours

Environment

Temp: 184 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.53 AU - 0.83 AU

Year: 201 Days

Day: 41.6 Hours

Environment

Temp: 180 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.63 AU - 0.99 AU

Year: 261 Days

Day: 32.4 Hours

Environment

Temp: 185 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 46,830,216 km

• M1: 118,781 km (0.097 R)
• M2: 245,640 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.77 AU - 0.97 AU

Year: 291 Days

Day: 26.2 Hours

Environment

Temp: 163 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.89 AU - 0.89 AU

Year: 301 Days

Day: 32.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.3 AU - 1.32 AU

Year: 537 Days

Day: 21.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 46,830,216 km

• M1: 607,816 km (0.078 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.6 AU - 2.08 AU

Year: 894 Days

Day: 32.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.15 AU - 2.23 AU

Year: 1161 Days

Day: 28.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.17 AU - 4.23 AU

Year: 3083 Days

Day: 34.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 10 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.5

Radius: 10.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 9.61 AU - 10.33 AU

Year: 11275 Days

Day: 7.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 46,830,216 km

• M1: 133,292 km (0.11 R)
• M2: 338,989 km (0.059 R)
• M3: 477,816 km (0.055 R)
• M4: 548,276 km (0.079 R)
• M5: 622,926 km (0.119 R)
• M6: 1,052,870 km (0.109 R)
• M7: 1,456,186 km (0.068 R)
• M8: 1,630,766 km (0.027 R)
• M9: 2,072,978 km (0.108 R)
• M10: 2,245,314 km (0.059 R)
• M11: 2,320,712 km (0.083 R)
• M12: 2,630,679 km (0.04 R)
• M13: 2,790,748 km (0.04 R)
• M14: 2,981,486 km (0.105 R)
• M15: 3,434,019 km (0.025 R)
• M16: 3,550,556 km (0.12 R)
• M17: 4,215,070 km (0.088 R)
• M18: 4,529,824 km (0.114 R)
• M19: 4,884,969 km (0.066 R)
• M20: 5,049,527 km (0.083 R)
• M21: 5,519,713 km (0.073 R)
• M22: 5,622,337 km (0.063 R)
• M23: 5,934,099 km (0.044 R)
• M24: 6,430,315 km (0.106 R)
• M25: 7,843,566 km (0.071 R)
• M26: 7,997,801 km (0.114 R)
• M27: 8,114,189 km (0.073 R)
• M28: 8,824,030 km (0.115 R)
• M29: 8,984,399 km (0.119 R)
• M30: 9,389,959 km (0.119 R)
• M31: 9,512,629 km (0.117 R)
• M32: 9,594,908 km (0.115 R)
• M33: 10,302,805 km (0.105 R)
• M34: 10,387,328 km (0.098 R)
• M35: 10,471,851 km (0.082 R)
• M36: 12,034,401 km (0.044 R)
• M37: 12,661,515 km (0.084 R)
• M38: 12,888,156 km (0.109 R)
• M39: 13,115,993 km (0.091 R)
• M40: 13,622,233 km (0.088 R)
• M41: 14,701,132 km (0.064 R)
• M42: 15,613,081 km (0.088 R)
• M43: 15,953,566 km (0.114 R)
• M44: 16,051,403 km (0.075 R)
• M45: 16,149,389 km (0.096 R)
• M46: 16,840,681 km (0.07 R)
• M47: 16,990,129 km (0.1 R)
• M48: 17,592,111 km (0.086 R)
• M49: 18,972,301 km (0.049 R)
• M50: 19,544,513 km (0.114 R)
• M51: 20,652,584 km (0.086 R)
• M52: 20,919,467 km (0.082 R)
• M53: 21,402,668 km (0.08 R)
• M54: 21,781,001 km (0.101 R)
• M55: 22,325,388 km (0.063 R)
• M56: 22,819,210 km (0.09 R)
• M57: 23,205,771 km (0.085 R)
• M58: 23,427,625 km (0.071 R)
• M59: 24,322,071 km (0.119 R)
• M60: 24,603,913 km (0.115 R)
• M61: 26,029,282 km (0.113 R)
• M62: 27,305,651 km (0.058 R)
• M63: 27,481,278 km (0.078 R)
• M64: 28,602,365 km (0.09 R)
• M65: 28,959,455 km (0.072 R)
• M66: 29,678,123 km (0.098 R)
• M67: 30,888,968 km (0.073 R)
• M68: 32,054,186 km (0.068 R)
• M69: 32,239,388 km (0.118 R)
• M70: 32,487,122 km (0.045 R)
• M71: 32,859,621 km (0.101 R)
• M72: 33,546,425 km (0.117 R)
• M73: 34,364,276 km (0.095 R)
• M74: 35,507,354 km (0.073 R)
• M75: 36,083,605 km (0.086 R)
• M76: 36,212,109 km (0.09 R)
• M77: 37,180,606 km (0.106 R)
• M78: 37,961,357 km (0.083 R)
• M79: 38,353,902 km (0.113 R)
• M80: 39,473,193 km (0.099 R)
• M81: 40,336,373 km (0.119 R)
• M82: 40,603,106 km (0.111 R)
• M83: 41,541,683 km (0.101 R)
• M84: 42,555,358 km (0.079 R)
• M85: 43,440,230 km (0.071 R)
• M86: 43,850,726 km (0.11 R)
• M87: 45,713,968 km (0.075 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 15,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit