🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.6 AU - 0.64 AU

Year: 140 Days

Day: 42 Hours

Environment

Temp: 405 °C

Axial Tilt: 35.2 °

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: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.65 AU - 0.71 AU

Year: 161 Days

Day: 27.1 Hours

Environment

Temp: 315 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,830,853 km

• M1: 213,027 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.7 AU - 1.02 AU

Year: 229 Days

Day: 24.9 Hours

Environment

Temp: 272 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.7 AU - 1.06 AU

Year: 237 Days

Day: 19.5 Hours

Environment

Temp: 293 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,830,853 km

• M1: 153,338 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.03 AU - 1.23 AU

Year: 345 Days

Day: 22.9 Hours

Environment

Temp: 265 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.29 AU - 1.83 AU

Year: 559 Days

Day: 47.4 Hours

Environment

Temp: 143 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 7 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.39 AU - 1.79 AU

Year: 575 Days

Day: 25.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,830,853 km

• M1: 359,633 km (0.111 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.17 AU - 4.23 AU

Year: 2470 Days

Day: 28.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Terrestrial

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.36 AU - 10.08 AU

Year: 6763 Days

Day: 45.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 143.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 10 - Gas Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.2

Radius: 12.6

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 14.49 AU - 17.71 AU

Year: 18538 Days

Day: 5.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 56,830,853 km

• M1: 240,703 km (0.107 R)
• M2: 436,527 km (0.099 R)
• M3: 679,773 km (0.049 R)
• M4: 790,326 km (0.104 R)
• M5: 907,760 km (0.086 R)
• M6: 1,367,624 km (0.106 R)
• M7: 1,561,203 km (0.103 R)
• M8: 1,922,033 km (0.075 R)
• M9: 2,084,946 km (0.116 R)
• M10: 2,512,646 km (0.099 R)
• M11: 2,721,784 km (0.058 R)
• M12: 3,030,554 km (0.085 R)
• M13: 3,157,263 km (0.094 R)
• M14: 3,350,843 km (0.102 R)
• M15: 3,648,692 km (0.088 R)
• M16: 3,783,779 km (0.095 R)
• M17: 4,234,817 km (0.115 R)
• M18: 4,702,908 km (0.105 R)
• M19: 5,455,535 km (0.072 R)
• M20: 5,571,773 km (0.077 R)
• M21: 6,286,252 km (0.061 R)
• M22: 6,367,334 km (0.116 R)
• M23: 6,695,701 km (0.108 R)
• M24: 6,778,579 km (0.114 R)
• M25: 6,903,643 km (0.083 R)
• M26: 6,987,417 km (0.112 R)
• M27: 8,063,774 km (0.114 R)
• M28: 9,329,821 km (0.085 R)
• M29: 9,844,138 km (0.094 R)
• M30: 10,608,733 km (0.115 R)
• M31: 10,705,672 km (0.065 R)
• M32: 11,293,442 km (0.109 R)
• M33: 11,641,258 km (0.102 R)
• M34: 12,144,206 km (0.092 R)
• M35: 12,963,703 km (0.045 R)
• M36: 13,067,374 km (0.086 R)
• M37: 13,484,902 km (0.045 R)
• M38: 14,333,271 km (0.115 R)
• M39: 16,585,168 km (0.093 R)
• M40: 17,094,100 km (0.098 R)
• M41: 17,723,159 km (0.103 R)
• M42: 18,127,372 km (0.118 R)
• M43: 20,073,940 km (0.119 R)
• M44: 20,798,143 km (0.072 R)
• M45: 21,102,425 km (0.112 R)
• M46: 22,521,211 km (0.063 R)
• M47: 22,833,721 km (0.116 R)
• M48: 23,147,578 km (0.117 R)
• M49: 23,336,669 km (0.115 R)
• M50: 23,652,919 km (0.068 R)
• M51: 24,610,047 km (0.119 R)
• M52: 25,061,084 km (0.113 R)
• M53: 25,775,414 km (0.098 R)
• M54: 25,906,013 km (0.089 R)
• M55: 27,357,112 km (0.091 R)
• M56: 27,556,975 km (0.095 R)
• M57: 28,025,366 km (0.043 R)
• M58: 28,563,918 km (0.112 R)
• M59: 30,337,700 km (0.079 R)
• M60: 30,959,878 km (0.116 R)
• M61: 31,866,291 km (0.114 R)
• M62: 32,287,409 km (0.116 R)
• M63: 32,639,862 km (0.051 R)
• M64: 34,349,317 km (0.06 R)
• M65: 34,853,312 km (0.073 R)
• M66: 35,432,405 km (0.096 R)
• M67: 35,795,928 km (0.104 R)
• M68: 36,820,524 km (0.077 R)
• M69: 37,262,586 km (0.059 R)
• M70: 37,706,293 km (0.095 R)
• M71: 38,226,295 km (0.036 R)
• M72: 40,254,094 km (0.051 R)
• M73: 41,090,197 km (0.078 R)
• M74: 41,472,120 km (0.107 R)
• M75: 42,779,605 km (0.085 R)
• M76: 42,934,290 km (0.048 R)
• M77: 43,166,765 km (0.107 R)
• M78: 45,829,906 km (0.077 R)
• M79: 45,988,330 km (0.083 R)
• M80: 46,702,959 km (0.077 R)
• M81: 48,546,005 km (0.091 R)
• M82: 49,923,353 km (0.056 R)
• M83: 51,478,123 km (0.055 R)
• M84: 51,560,402 km (0.047 R)

Kuiper Belt

Range: 38.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 14,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit