🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.53 AU - 0.55 AU

Year: 149 Days

Day: 15.8 Hours

Environment

Temp: 195 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,957,600 km

• M1: 208,240 km (0.033 R)
• M2: 376,239 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.33 AU - 2.01 AU

Year: 813 Days

Day: 47.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,957,600 km

• M1: 508,483 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.9

Radius: 12.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.88 AU - 5.14 AU

Year: 3608 Days

Day: 7.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 31,957,600 km

• M1: 162,164 km (0.075 R)
• M2: 244,742 km (0.038 R)
• M3: 353,949 km (0.069 R)
• M4: 582,235 km (0.103 R)
• M5: 770,130 km (0.111 R)
• M6: 950,096 km (0.106 R)
• M7: 1,102,686 km (0.12 R)
• M8: 1,187,657 km (0.103 R)
• M9: 1,410,558 km (0.116 R)
• M10: 1,491,940 km (0.093 R)
• M11: 1,808,788 km (0.086 R)
• M12: 1,962,574 km (0.071 R)
• M13: 2,080,757 km (0.106 R)
• M14: 2,174,405 km (0.049 R)
• M15: 2,535,086 km (0.084 R)
• M16: 2,781,324 km (0.094 R)
• M17: 2,975,053 km (0.07 R)
• M18: 3,235,204 km (0.105 R)
• M19: 3,407,690 km (0.048 R)
• M20: 3,534,998 km (0.072 R)
• M21: 3,647,645 km (0.095 R)
• M22: 3,745,332 km (0.109 R)
• M23: 3,843,768 km (0.032 R)
• M24: 3,976,611 km (0.106 R)
• M25: 4,315,151 km (0.118 R)
• M26: 4,435,876 km (0.043 R)
• M27: 4,680,917 km (0.067 R)
• M28: 4,948,249 km (0.103 R)
• M29: 5,331,219 km (0.114 R)
• M30: 5,761,762 km (0.102 R)
• M31: 6,716,346 km (0.082 R)
• M32: 6,816,427 km (0.084 R)
• M33: 7,058,925 km (0.103 R)
• M34: 7,304,415 km (0.034 R)
• M35: 7,698,755 km (0.084 R)
• M36: 7,824,717 km (0.1 R)
• M37: 8,164,005 km (0.12 R)
• M38: 8,314,051 km (0.104 R)
• M39: 8,704,053 km (0.102 R)
• M40: 9,011,477 km (0.115 R)
• M41: 9,591,916 km (0.051 R)
• M42: 9,705,012 km (0.108 R)
• M43: 10,069,732 km (0.09 R)
• M44: 10,555,327 km (0.101 R)
• M45: 10,977,641 km (0.038 R)
• M46: 11,405,641 km (0.064 R)
• M47: 11,766,321 km (0.066 R)
• M48: 12,155,425 km (0.088 R)
• M49: 12,351,548 km (0.084 R)
• M50: 12,449,984 km (0.05 R)
• M51: 14,447,414 km (0.067 R)
• M52: 14,551,235 km (0.045 R)
• M53: 15,496,395 km (0.115 R)
• M54: 15,762,529 km (0.087 R)
• M55: 15,949,676 km (0.098 R)
• M56: 16,326,214 km (0.115 R)
• M57: 16,596,986 km (0.045 R)
• M58: 16,705,744 km (0.064 R)
• M59: 16,842,027 km (0.083 R)
• M60: 17,473,480 km (0.116 R)
• M61: 17,584,033 km (0.052 R)
• M62: 17,695,035 km (0.105 R)
• M63: 17,778,211 km (0.097 R)
• M64: 18,084,887 km (0.104 R)
• M65: 18,224,761 km (0.119 R)
• M66: 18,505,705 km (0.06 R)
• M67: 18,618,502 km (0.042 R)
• M68: 18,873,118 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.2

Radius: 14

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.72 AU - 9.06 AU

Year: 9155 Days

Day: 12.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 31,957,600 km

• M1: 409,599 km (0.116 R)
• M2: 800,947 km (0.08 R)
• M3: 1,429,856 km (0.09 R)
• M4: 1,947,166 km (0.055 R)
• M5: 2,076,269 km (0.098 R)
• M6: 2,421,541 km (0.112 R)
• M7: 2,662,244 km (0.117 R)
• M8: 3,342,615 km (0.108 R)
• M9: 3,588,853 km (0.067 R)
• M10: 4,004,885 km (0.067 R)
• M11: 4,608,512 km (0.077 R)
• M12: 4,757,661 km (0.119 R)
• M13: 5,137,789 km (0.053 R)
• M14: 5,713,143 km (0.101 R)
• M15: 5,846,883 km (0.104 R)
• M16: 6,254,238 km (0.105 R)
• M17: 7,298,431 km (0.033 R)
• M18: 7,443,691 km (0.054 R)
• M19: 8,004,683 km (0.041 R)
• M20: 9,513,826 km (0.102 R)
• M21: 9,609,120 km (0.117 R)
• M22: 9,704,713 km (0.108 R)
• M23: 11,142,648 km (0.1 R)
• M24: 12,160,961 km (0.115 R)
• M25: 12,541,837 km (0.063 R)
• M26: 13,102,978 km (0.118 R)
• M27: 13,600,690 km (0.111 R)
• M28: 13,708,102 km (0.09 R)
• M29: 13,815,812 km (0.103 R)
• M30: 14,651,316 km (0.064 R)
• M31: 14,982,676 km (0.076 R)
• M32: 15,878,468 km (0.067 R)
• M33: 16,447,239 km (0.04 R)
• M34: 17,099,934 km (0.047 R)
• M35: 17,371,155 km (0.11 R)
• M36: 17,565,782 km (0.113 R)
• M37: 18,035,818 km (0.072 R)
• M38: 19,309,495 km (0.075 R)
• M39: 20,529,765 km (0.098 R)
• M40: 21,273,864 km (0.117 R)
• M41: 21,607,468 km (0.04 R)
• M42: 21,942,866 km (0.118 R)
• M43: 22,153,350 km (0.069 R)
• M44: 23,172,860 km (0.112 R)
• M45: 23,430,168 km (0.051 R)
• M46: 23,817,926 km (0.088 R)
• M47: 25,037,597 km (0.09 R)
• M48: 25,301,637 km (0.043 R)
• M49: 25,522,444 km (0.064 R)
• M50: 25,743,849 km (0.107 R)
• M51: 26,010,283 km (0.067 R)
• M52: 26,860,298 km (0.1 R)
• M53: 28,495,702 km (0.103 R)
• M54: 31,909,974 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 20,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit