🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.52 AU - 0.68 AU

Year: 167 Days

Day: 30.3 Hours

Environment

Temp: 188 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.57 AU - 0.87 AU

Year: 220 Days

Day: 22.6 Hours

Environment

Temp: 120 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.76 AU - 0.94 AU

Year: 282 Days

Day: 30.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.08 AU - 1.72 AU

Year: 596 Days

Day: 31.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 78.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 9.8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.42 AU - 6.44 AU

Year: 4554 Days

Day: 6.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 31,885,138 km

• M1: 129,552 km (0.067 R)
• M2: 288,873 km (0.107 R)
• M3: 481,256 km (0.116 R)
• M4: 717,172 km (0.037 R)
• M5: 902,225 km (0.057 R)
• M6: 1,045,988 km (0.101 R)
• M7: 1,628,522 km (0.041 R)
• M8: 1,932,057 km (0.111 R)
• M9: 2,003,714 km (0.039 R)
• M10: 2,076,119 km (0.116 R)
• M11: 2,164,232 km (0.055 R)
• M12: 2,253,692 km (0.099 R)
• M13: 2,329,239 km (0.063 R)
• M14: 2,420,942 km (0.115 R)
• M15: 2,914,316 km (0.119 R)
• M16: 3,080,220 km (0.077 R)
• M17: 3,283,374 km (0.09 R)
• M18: 3,703,146 km (0.087 R)
• M19: 4,139,822 km (0.059 R)
• M20: 4,251,571 km (0.087 R)
• M21: 4,402,217 km (0.047 R)
• M22: 4,593,103 km (0.084 R)
• M23: 4,747,638 km (0.1 R)
• M24: 5,141,828 km (0.115 R)
• M25: 5,322,543 km (0.118 R)
• M26: 5,628,620 km (0.078 R)
• M27: 6,024,605 km (0.081 R)
• M28: 6,386,632 km (0.063 R)
• M29: 6,602,951 km (0.098 R)
• M30: 6,668,325 km (0.097 R)
• M31: 7,176,509 km (0.113 R)
• M32: 7,288,707 km (0.112 R)
• M33: 7,537,489 km (0.117 R)
• M34: 7,927,490 km (0.084 R)
• M35: 8,183,452 km (0.102 R)
• M36: 8,300,737 km (0.111 R)
• M37: 8,799,197 km (0.119 R)
• M38: 9,064,135 km (0.085 R)
• M39: 9,136,840 km (0.066 R)
• M40: 9,380,684 km (0.108 R)
• M41: 10,150,365 km (0.067 R)
• M42: 10,301,609 km (0.077 R)
• M43: 10,377,604 km (0.025 R)
• M44: 10,811,438 km (0.036 R)
• M45: 11,095,375 km (0.084 R)
• M46: 11,670,579 km (0.1 R)
• M47: 12,686,797 km (0.063 R)
• M48: 12,986,292 km (0.073 R)
• M49: 13,564,488 km (0.034 R)
• M50: 13,954,639 km (0.056 R)
• M51: 14,207,459 km (0.089 R)
• M52: 14,405,078 km (0.113 R)
• M53: 14,803,158 km (0.076 R)
• M54: 15,118,510 km (0.069 R)
• M55: 15,581,067 km (0.1 R)
• M56: 15,668,432 km (0.111 R)
• M57: 16,549,863 km (0.101 R)
• M58: 16,638,874 km (0.114 R)
• M59: 16,817,493 km (0.053 R)
• M60: 17,326,874 km (0.04 R)
• M61: 17,417,231 km (0.109 R)
• M62: 18,207,557 km (0.087 R)
• M63: 18,330,077 km (0.088 R)
• M64: 18,391,562 km (0.095 R)
• M65: 18,637,950 km (0.088 R)
• M66: 18,823,302 km (0.071 R)
• M67: 19,009,401 km (0.119 R)
• M68: 19,102,751 km (0.112 R)
• M69: 19,414,662 km (0.089 R)
• M70: 19,759,934 km (0.12 R)
• M71: 20,775,554 km (0.06 R)
• M72: 21,192,932 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.6

Radius: 12.1

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.36 AU - 6.16 AU

Year: 4975 Days

Day: 9.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 31,885,138 km

• M1: 153,338 km (0.081 R)
• M2: 240,254 km (0.054 R)
• M3: 616,942 km (0.047 R)
• M4: 1,035,965 km (0.063 R)
• M5: 1,124,078 km (0.107 R)
• M6: 1,536,221 km (0.053 R)
• M7: 1,620,893 km (0.105 R)
• M8: 2,316,224 km (0.09 R)
• M9: 2,716,697 km (0.062 R)
• M10: 2,841,163 km (0.044 R)
• M11: 3,139,162 km (0.101 R)
• M12: 3,380,613 km (0.084 R)
• M13: 3,719,601 km (0.044 R)
• M14: 3,998,901 km (0.117 R)
• M15: 5,443,418 km (0.043 R)
• M16: 5,522,256 km (0.063 R)
• M17: 6,084,594 km (0.119 R)
• M18: 6,248,703 km (0.099 R)
• M19: 6,948,073 km (0.094 R)
• M20: 7,148,534 km (0.113 R)
• M21: 7,379,813 km (0.11 R)
• M22: 8,239,103 km (0.098 R)
• M23: 8,665,307 km (0.081 R)
• M24: 8,881,027 km (0.044 R)
• M25: 9,286,587 km (0.057 R)
• M26: 9,698,280 km (0.109 R)
• M27: 10,278,122 km (0.083 R)
• M28: 10,408,571 km (0.059 R)
• M29: 10,638,054 km (0.081 R)
• M30: 10,836,122 km (0.117 R)
• M31: 10,935,604 km (0.097 R)
• M32: 11,269,507 km (0.05 R)
• M33: 11,539,082 km (0.095 R)
• M34: 12,118,924 km (0.114 R)
• M35: 12,222,296 km (0.067 R)
• M36: 12,534,058 km (0.117 R)
• M37: 13,130,056 km (0.119 R)
• M38: 13,520,656 km (0.057 R)
• M39: 14,168,115 km (0.11 R)
• M40: 14,495,734 km (0.103 R)
• M41: 14,788,946 km (0.03 R)
• M42: 14,936,300 km (0.077 R)
• M43: 15,084,103 km (0.115 R)
• M44: 15,381,354 km (0.029 R)
• M45: 15,493,253 km (0.095 R)
• M46: 15,717,949 km (0.119 R)
• M47: 16,057,087 km (0.076 R)
• M48: 16,627,654 km (0.072 R)
• M49: 16,973,225 km (0.08 R)
• M50: 17,398,681 km (0.079 R)
• M51: 17,906,267 km (0.118 R)
• M52: 18,378,996 km (0.046 R)
• M53: 18,895,857 km (0.12 R)
• M54: 19,055,777 km (0.096 R)
• M55: 20,025,171 km (0.045 R)
• M56: 20,680,410 km (0.097 R)
• M57: 21,885,720 km (0.048 R)
• M58: 22,560,556 km (0.117 R)
• M59: 23,113,918 km (0.079 R)
• M60: 24,103,807 km (0.109 R)
• M61: 24,190,574 km (0.099 R)
• M62: 24,277,341 km (0.068 R)
• M63: 24,844,317 km (0.058 R)
• M64: 25,371,649 km (0.103 R)
• M65: 26,705,913 km (0.117 R)
• M66: 27,744,272 km (0.035 R)
• M67: 28,062,915 km (0.087 R)
• M68: 28,566,162 km (0.117 R)
• M69: 28,841,871 km (0.107 R)
• M70: 29,581,483 km (0.04 R)
• M71: 29,674,383 km (0.068 R)
• M72: 30,093,556 km (0.117 R)
• M73: 30,467,850 km (0.081 R)
• M74: 30,608,622 km (0.071 R)
• M75: 30,702,569 km (0.102 R)
• M76: 31,032,134 km (0.115 R)
• M77: 31,552,435 km (0.08 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 11,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit