🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.44 AU - 0.62 AU

Year: 249 Days

Day: 36.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.45 AU - 0.65 AU

Year: 263 Days

Day: 29.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.8

Radius: 11.9

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.84 AU - 1.2 AU

Year: 665 Days

Day: 7.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,422,210 km

• M1: 148,102 km (0.1 R)
• M2: 263,891 km (0.05 R)
• M3: 431,141 km (0.117 R)
• M4: 543,639 km (0.112 R)
• M5: 698,024 km (0.112 R)
• M6: 845,378 km (0.081 R)
• M7: 935,136 km (0.056 R)
• M8: 1,014,423 km (0.071 R)
• M9: 1,110,764 km (0.104 R)
• M10: 1,232,986 km (0.09 R)
• M11: 1,503,608 km (0.109 R)
• M12: 1,598,304 km (0.051 R)
• M13: 1,724,863 km (0.114 R)
• M14: 1,802,505 km (0.107 R)
• M15: 2,010,895 km (0.116 R)
• M16: 2,171,413 km (0.033 R)
• M17: 2,246,212 km (0.093 R)
• M18: 2,437,099 km (0.09 R)
• M19: 2,748,861 km (0.105 R)
• M20: 2,917,458 km (0.097 R)
• M21: 3,000,484 km (0.089 R)
• M22: 3,105,353 km (0.104 R)
• M23: 3,216,803 km (0.078 R)
• M24: 3,405,596 km (0.057 R)
• M25: 3,559,233 km (0.104 R)
• M26: 3,676,068 km (0.082 R)
• M27: 3,794,251 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.3

Radius: 6.7

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.87 AU - 6.89 AU

Year: 11652 Days

Day: 15.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 50,422,210 km

• M1: 149,448 km (0.117 R)
• M2: 331,958 km (0.107 R)
• M3: 579,991 km (0.088 R)
• M4: 663,167 km (0.044 R)
• M5: 786,436 km (0.109 R)
• M6: 1,035,666 km (0.033 R)
• M7: 1,557,314 km (0.11 R)
• M8: 1,627,625 km (0.093 R)
• M9: 1,869,973 km (0.045 R)
• M10: 1,919,789 km (0.087 R)
• M11: 2,097,961 km (0.059 R)
• M12: 2,175,901 km (0.108 R)
• M13: 2,228,410 km (0.105 R)
• M14: 2,524,913 km (0.045 R)
• M15: 3,335,285 km (0.08 R)
• M16: 3,642,858 km (0.112 R)
• M17: 3,768,520 km (0.117 R)
• M18: 3,991,870 km (0.07 R)
• M19: 4,121,421 km (0.096 R)
• M20: 4,755,716 km (0.048 R)
• M21: 4,824,232 km (0.066 R)
• M22: 4,997,018 km (0.116 R)
• M23: 5,313,268 km (0.088 R)
• M24: 5,420,080 km (0.116 R)
• M25: 5,818,011 km (0.087 R)
• M26: 6,150,567 km (0.085 R)
• M27: 6,262,765 km (0.055 R)
• M28: 6,413,410 km (0.089 R)
• M29: 6,872,825 km (0.113 R)
• M30: 6,989,362 km (0.086 R)
• M31: 8,687,896 km (0.059 R)
• M32: 8,729,784 km (0.108 R)
• M33: 8,771,821 km (0.104 R)
• M34: 9,756,474 km (0.11 R)
• M35: 10,107,131 km (0.095 R)
• M36: 10,284,106 km (0.115 R)
• M37: 11,828,554 km (0.067 R)
• M38: 11,921,604 km (0.067 R)
• M39: 12,061,777 km (0.1 R)
• M40: 12,296,496 km (0.057 R)
• M41: 13,932,199 km (0.094 R)
• M42: 14,030,485 km (0.1 R)
• M43: 14,625,436 km (0.115 R)
• M44: 16,199,953 km (0.093 R)
• M45: 16,251,565 km (0.084 R)
• M46: 16,510,818 km (0.111 R)
• M47: 16,666,998 km (0.058 R)
• M48: 16,928,495 km (0.108 R)
• M49: 17,033,363 km (0.066 R)
• M50: 17,243,997 km (0.1 R)
• M51: 17,667,658 km (0.074 R)
• M52: 18,094,760 km (0.105 R)
• M53: 18,148,466 km (0.12 R)
• M54: 18,471,298 km (0.053 R)
• M55: 18,579,457 km (0.077 R)
• M56: 19,177,549 km (0.066 R)
• M57: 19,837,126 km (0.091 R)
• M58: 19,947,829 km (0.056 R)
• M59: 20,896,728 km (0.113 R)
• M60: 22,838,359 km (0.045 R)
• M61: 22,954,297 km (0.115 R)
• M62: 23,245,116 km (0.064 R)
• M63: 24,066,109 km (0.042 R)
• M64: 25,195,273 km (0.032 R)
• M65: 25,796,507 km (0.1 R)
• M66: 27,074,372 km (0.067 R)
• M67: 27,937,702 km (0.073 R)
• M68: 28,310,499 km (0.087 R)
• M69: 29,375,636 km (0.05 R)
• M70: 30,071,715 km (0.112 R)
• M71: 30,517,517 km (0.052 R)
• M72: 32,518,239 km (0.105 R)
• M73: 32,648,688 km (0.114 R)
• M74: 32,910,335 km (0.033 R)
• M75: 32,975,709 km (0.093 R)
• M76: 33,172,580 km (0.039 R)
• M77: 33,238,253 km (0.075 R)
• M78: 33,897,382 km (0.078 R)
• M79: 36,102,903 km (0.067 R)
• M80: 37,052,550 km (0.095 R)
• M81: 37,393,633 km (0.065 R)
• M82: 37,530,366 km (0.073 R)
• M83: 38,907,115 km (0.074 R)
• M84: 39,531,985 km (0.103 R)
• M85: 40,300,170 km (0.107 R)
• M86: 41,567,863 km (0.116 R)
• M87: 43,206,707 km (0.096 R)
• M88: 43,565,892 km (0.118 R)
• M89: 44,431,615 km (0.109 R)
• M90: 44,576,426 km (0.111 R)
• M91: 45,960,355 km (0.056 R)
• M92: 48,620,954 km (0.072 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 13,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit