🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.64 AU - 0.96 AU

Year: 274 Days

Day: 16.1 Hours

Environment

Temp: 63 °C

Axial Tilt: 144.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.24 AU - 3.28 AU

Year: 2254 Days

Day: 21.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.21 AU - 3.31 AU

Year: 2254 Days

Day: 36.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.9

Radius: 10.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.19 AU - 6.21 AU

Year: 5911 Days

Day: 5.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 39,699,039 km

• M1: 140,622 km (0.038 R)
• M2: 375,640 km (0.064 R)
• M3: 453,132 km (0.08 R)
• M4: 616,642 km (0.108 R)
• M5: 750,233 km (0.029 R)
• M6: 854,054 km (0.045 R)
• M7: 1,195,885 km (0.105 R)
• M8: 1,319,304 km (0.11 R)
• M9: 1,803,103 km (0.108 R)
• M10: 2,535,385 km (0.088 R)
• M11: 3,049,403 km (0.052 R)
• M12: 3,417,414 km (0.078 R)
• M13: 3,640,614 km (0.068 R)
• M14: 4,362,872 km (0.104 R)
• M15: 4,654,439 km (0.101 R)
• M16: 4,802,540 km (0.034 R)
• M17: 4,902,173 km (0.091 R)
• M18: 4,977,420 km (0.084 R)
• M19: 5,307,732 km (0.114 R)
• M20: 5,963,121 km (0.083 R)
• M21: 6,560,914 km (0.101 R)
• M22: 7,263,575 km (0.115 R)
• M23: 7,349,444 km (0.113 R)
• M24: 7,580,274 km (0.081 R)
• M25: 7,960,551 km (0.093 R)
• M26: 8,108,504 km (0.11 R)
• M27: 8,709,289 km (0.086 R)
• M28: 8,831,211 km (0.074 R)
• M29: 9,200,269 km (0.105 R)
• M30: 9,700,375 km (0.071 R)
• M31: 9,985,658 km (0.112 R)
• M32: 10,857,664 km (0.107 R)
• M33: 11,120,807 km (0.1 R)
• M34: 11,286,411 km (0.107 R)
• M35: 12,126,254 km (0.093 R)
• M36: 12,296,646 km (0.037 R)
• M37: 12,467,786 km (0.073 R)
• M38: 12,812,609 km (0.075 R)
• M39: 14,008,345 km (0.115 R)
• M40: 14,366,781 km (0.079 R)
• M41: 15,239,385 km (0.082 R)
• M42: 15,682,195 km (0.087 R)
• M43: 16,166,593 km (0.091 R)
• M44: 16,241,691 km (0.095 R)
• M45: 16,316,640 km (0.116 R)
• M46: 17,035,757 km (0.085 R)
• M47: 17,303,387 km (0.095 R)
• M48: 17,572,364 km (0.027 R)
• M49: 17,649,407 km (0.115 R)
• M50: 18,036,566 km (0.06 R)
• M51: 18,426,568 km (0.035 R)
• M52: 18,977,238 km (0.071 R)
• M53: 20,377,474 km (0.093 R)
• M54: 21,192,633 km (0.092 R)
• M55: 21,810,921 km (0.101 R)
• M56: 22,184,616 km (0.026 R)
• M57: 22,351,567 km (0.111 R)
• M58: 22,560,705 km (0.089 R)
• M59: 22,770,441 km (0.1 R)
• M60: 23,403,689 km (0.029 R)
• M61: 23,786,361 km (0.11 R)
• M62: 23,871,631 km (0.089 R)
• M63: 23,999,837 km (0.042 R)
• M64: 24,385,799 km (0.069 R)
• M65: 24,557,986 km (0.066 R)
• M66: 25,120,474 km (0.075 R)
• M67: 25,294,307 km (0.113 R)
• M68: 26,169,904 km (0.109 R)
• M69: 26,478,674 km (0.11 R)
• M70: 26,655,648 km (0.118 R)
• M71: 27,278,274 km (0.115 R)
• M72: 27,680,992 km (0.12 R)
• M73: 27,950,567 km (0.093 R)
• M74: 28,085,803 km (0.051 R)
• M75: 28,221,190 km (0.114 R)
• M76: 28,537,739 km (0.084 R)
• M77: 28,628,545 km (0.074 R)
• M78: 29,357,535 km (0.09 R)
• M79: 30,138,735 km (0.089 R)
• M80: 30,231,187 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.6

Radius: 7.4

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 13.02 AU - 13.52 AU

Year: 18509 Days

Day: 16.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 39,699,039 km

• M1: 131,646 km (0.109 R)
• M2: 248,632 km (0.089 R)
• M3: 351,405 km (0.084 R)
• M4: 445,203 km (0.074 R)
• M5: 971,489 km (0.066 R)
• M6: 1,056,311 km (0.108 R)
• M7: 1,233,434 km (0.075 R)
• M8: 1,344,586 km (0.09 R)
• M9: 1,905,877 km (0.057 R)
• M10: 2,056,672 km (0.092 R)
• M11: 2,370,079 km (0.119 R)
• M12: 3,091,590 km (0.091 R)
• M13: 3,218,149 km (0.115 R)
• M14: 3,294,893 km (0.106 R)
• M15: 3,372,235 km (0.049 R)
• M16: 4,206,991 km (0.116 R)
• M17: 4,291,065 km (0.049 R)
• M18: 5,013,174 km (0.081 R)
• M19: 5,102,484 km (0.115 R)
• M20: 5,495,029 km (0.09 R)
• M21: 6,149,968 km (0.088 R)
• M22: 6,245,412 km (0.076 R)
• M23: 6,796,381 km (0.086 R)
• M24: 6,862,204 km (0.077 R)
• M25: 7,094,230 km (0.098 R)
• M26: 7,295,290 km (0.073 R)
• M27: 7,464,186 km (0.1 R)
• M28: 7,600,320 km (0.119 R)
• M29: 7,702,944 km (0.117 R)
• M30: 9,775,622 km (0.106 R)
• M31: 10,111,918 km (0.12 R)
• M32: 10,757,433 km (0.077 R)
• M33: 10,872,773 km (0.07 R)
• M34: 11,533,846 km (0.087 R)
• M35: 11,612,535 km (0.081 R)
• M36: 12,976,419 km (0.114 R)
• M37: 13,511,231 km (0.117 R)
• M38: 13,885,674 km (0.118 R)
• M39: 14,053,224 km (0.096 R)
• M40: 14,348,081 km (0.077 R)
• M41: 14,687,519 km (0.084 R)
• M42: 14,858,210 km (0.111 R)
• M43: 15,765,072 km (0.091 R)
• M44: 16,115,431 km (0.104 R)
• M45: 16,291,507 km (0.072 R)
• M46: 16,512,463 km (0.084 R)
• M47: 17,406,311 km (0.117 R)
• M48: 17,587,025 km (0.099 R)
• M49: 17,677,532 km (0.079 R)
• M50: 19,240,829 km (0.035 R)
• M51: 19,334,178 km (0.105 R)
• M52: 19,521,325 km (0.116 R)
• M53: 20,418,314 km (0.096 R)
• M54: 21,667,456 km (0.114 R)
• M55: 21,764,695 km (0.117 R)
• M56: 22,448,507 km (0.056 R)
• M57: 23,987,719 km (0.106 R)
• M58: 24,037,984 km (0.055 R)
• M59: 25,151,591 km (0.089 R)
• M60: 26,023,597 km (0.107 R)
• M61: 26,697,086 km (0.099 R)
• M62: 26,801,207 km (0.032 R)
• M63: 27,533,937 km (0.089 R)
• M64: 27,744,571 km (0.068 R)
• M65: 28,114,227 km (0.12 R)
• M66: 29,394,336 km (0.095 R)
• M67: 30,149,805 km (0.054 R)
• M68: 30,475,480 km (0.1 R)
• M69: 31,404,782 km (0.089 R)
• M70: 31,569,788 km (0.062 R)
• M71: 32,177,006 km (0.085 R)
• M72: 32,398,860 km (0.117 R)
• M73: 33,234,962 km (0.054 R)
• M74: 33,347,011 km (0.096 R)
• M75: 33,965,449 km (0.09 R)
• M76: 34,134,793 km (0.077 R)
• M77: 34,304,437 km (0.096 R)
• M78: 34,701,171 km (0.042 R)
• M79: 35,442,279 km (0.083 R)
• M80: 36,823,815 km (0.114 R)
• M81: 37,463,047 km (0.105 R)
• M82: 38,223,154 km (0.066 R)
• M83: 38,458,022 km (0.058 R)
• M84: 38,693,340 km (0.106 R)
• M85: 39,402,284 km (0.062 R)
• M86: 39,461,674 km (0.114 R)
• M87: 39,520,915 km (0.098 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 12,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit