🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.48 AU - 0.62 AU

Year: 263 Days

Day: 21.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.8

Radius: 11.6

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.65 AU - 1.01 AU

Year: 488 Days

Day: 14.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 26,883,122 km

• M1: 156,629 km (0.107 R)
• M2: 249,828 km (0.113 R)
• M3: 354,397 km (0.085 R)
• M4: 429,645 km (0.108 R)
• M5: 519,404 km (0.119 R)
• M6: 613,052 km (0.068 R)
• M7: 721,810 km (0.1 R)
• M8: 873,652 km (0.051 R)
• M9: 946,805 km (0.096 R)
• M10: 1,085,333 km (0.119 R)
• M11: 1,200,224 km (0.076 R)
• M12: 1,298,510 km (0.069 R)
• M13: 1,383,481 km (0.07 R)
• M14: 1,520,064 km (0.077 R)
• M15: 1,644,230 km (0.047 R)
• M16: 1,742,666 km (0.109 R)
• M17: 1,873,115 km (0.045 R)
• M18: 2,093,622 km (0.102 R)
• M19: 2,175,303 km (0.119 R)
• M20: 2,296,926 km (0.078 R)
• M21: 2,394,464 km (0.088 R)
• M22: 2,526,858 km (0.116 R)
• M23: 2,600,759 km (0.073 R)
• M24: 2,682,140 km (0.115 R)
• M25: 2,778,182 km (0.101 R)
• M26: 3,037,884 km (0.113 R)
• M27: 3,188,828 km (0.118 R)
• M28: 3,290,854 km (0.033 R)
• M29: 3,779,141 km (0.083 R)
• M30: 3,933,975 km (0.119 R)
• M31: 4,051,559 km (0.061 R)
• M32: 4,218,062 km (0.101 R)
• M33: 4,306,324 km (0.098 R)
• M34: 4,500,951 km (0.082 R)
• M35: 4,574,553 km (0.055 R)
• M36: 4,681,815 km (0.113 R)
• M37: 4,764,842 km (0.085 R)
• M38: 4,932,541 km (0.101 R)
• M39: 5,256,420 km (0.074 R)
• M40: 5,543,349 km (0.073 R)
• M41: 5,693,097 km (0.1 R)
• M42: 5,951,901 km (0.106 R)
• M43: 6,114,514 km (0.05 R)
• M44: 6,232,846 km (0.083 R)

Asteroid Belt

Center: 1.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.7

Radius: 10.7

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.53 AU - 2.01 AU

Year: 1520 Days

Day: 7.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 26,883,122 km

• M1: 142,866 km (0.106 R)
• M2: 263,591 km (0.074 R)
• M3: 402,867 km (0.107 R)
• M4: 484,099 km (0.085 R)
• M5: 611,855 km (0.036 R)
• M6: 694,583 km (0.115 R)
• M7: 903,870 km (0.111 R)
• M8: 1,033,123 km (0.099 R)
• M9: 1,338,153 km (0.062 R)
• M10: 1,468,154 km (0.099 R)
• M11: 1,751,193 km (0.089 R)
• M12: 1,883,886 km (0.116 R)
• M13: 1,967,362 km (0.109 R)
• M14: 2,041,263 km (0.116 R)
• M15: 2,137,903 km (0.073 R)
• M16: 2,269,101 km (0.097 R)
• M17: 2,380,551 km (0.086 R)
• M18: 2,585,799 km (0.042 R)
• M19: 2,953,062 km (0.099 R)
• M20: 3,026,066 km (0.091 R)
• M21: 3,789,613 km (0.077 R)
• M22: 3,949,384 km (0.102 R)
• M23: 4,016,553 km (0.071 R)
• M24: 4,275,657 km (0.09 R)
• M25: 4,442,010 km (0.057 R)
• M26: 4,540,146 km (0.055 R)
• M27: 4,896,338 km (0.119 R)
• M28: 5,350,817 km (0.105 R)
• M29: 5,788,241 km (0.087 R)
• M30: 5,972,545 km (0.109 R)
• M31: 6,300,015 km (0.11 R)
• M32: 6,410,418 km (0.098 R)
• M33: 6,601,305 km (0.047 R)
• M34: 7,168,730 km (0.101 R)
• M35: 7,466,729 km (0.036 R)
• M36: 7,583,714 km (0.096 R)
• M37: 7,921,207 km (0.11 R)
• M38: 8,541,440 km (0.057 R)
• M39: 8,611,302 km (0.109 R)
• M40: 8,804,433 km (0.109 R)
• M41: 8,981,258 km (0.095 R)
• M42: 9,212,985 km (0.093 R)
• M43: 9,410,454 km (0.077 R)
• M44: 9,682,273 km (0.086 R)
• M45: 9,809,880 km (0.119 R)
• M46: 10,011,688 km (0.106 R)
• M47: 10,233,392 km (0.111 R)
• M48: 10,326,292 km (0.055 R)
• M49: 10,419,342 km (0.114 R)
• M50: 10,794,833 km (0.094 R)
• M51: 11,558,979 km (0.082 R)
• M52: 11,772,156 km (0.077 R)
• M53: 11,986,679 km (0.1 R)
• M54: 12,281,237 km (0.071 R)
• M55: 12,439,362 km (0.08 R)
• M56: 12,737,660 km (0.071 R)
• M57: 12,957,868 km (0.045 R)
• M58: 13,078,594 km (0.116 R)
• M59: 13,402,174 km (0.108 R)
• M60: 13,544,591 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.5

Radius: 14.5

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.91 AU - 3.89 AU

Year: 4048 Days

Day: 9.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 26,883,122 km

• M1: 273,465 km (0.071 R)
• M2: 435,180 km (0.09 R)
• M3: 664,364 km (0.108 R)
• M4: 807,380 km (0.052 R)
• M5: 913,295 km (0.108 R)
• M6: 1,024,745 km (0.089 R)
• M7: 1,167,761 km (0.057 R)
• M8: 1,262,756 km (0.111 R)
• M9: 1,360,443 km (0.074 R)
• M10: 1,747,154 km (0.094 R)
• M11: 1,970,054 km (0.076 R)
• M12: 2,185,625 km (0.086 R)
• M13: 2,322,357 km (0.099 R)
• M14: 2,515,189 km (0.118 R)
• M15: 2,713,406 km (0.044 R)
• M16: 2,935,709 km (0.077 R)
• M17: 3,280,831 km (0.051 R)
• M18: 3,418,611 km (0.108 R)
• M19: 3,578,381 km (0.093 R)
• M20: 3,802,479 km (0.095 R)
• M21: 4,031,214 km (0.082 R)
• M22: 4,656,084 km (0.104 R)
• M23: 4,789,226 km (0.079 R)
• M24: 4,923,715 km (0.109 R)
• M25: 5,082,139 km (0.088 R)
• M26: 5,334,660 km (0.112 R)
• M27: 5,567,883 km (0.12 R)
• M28: 6,141,441 km (0.104 R)
• M29: 7,164,990 km (0.108 R)
• M30: 8,160,564 km (0.104 R)
• M31: 8,538,448 km (0.094 R)
• M32: 8,647,505 km (0.037 R)
• M33: 8,784,387 km (0.077 R)
• M34: 9,621,237 km (0.107 R)
• M35: 9,877,199 km (0.081 R)
• M36: 10,337,961 km (0.103 R)
• M37: 10,454,348 km (0.104 R)
• M38: 10,688,319 km (0.084 R)
• M39: 11,340,566 km (0.119 R)
• M40: 12,220,201 km (0.116 R)
• M41: 12,746,187 km (0.072 R)
• M42: 13,311,069 km (0.051 R)
• M43: 14,109,323 km (0.079 R)
• M44: 14,956,047 km (0.117 R)
• M45: 15,585,106 km (0.073 R)
• M46: 15,718,697 km (0.118 R)
• M47: 16,222,991 km (0.026 R)
• M48: 16,630,346 km (0.072 R)
• M49: 16,903,662 km (0.079 R)
• M50: 17,698,026 km (0.096 R)
• M51: 17,942,170 km (0.096 R)
• M52: 18,292,977 km (0.104 R)
• M53: 19,001,473 km (0.068 R)
• M54: 19,863,306 km (0.096 R)
• M55: 19,972,064 km (0.109 R)
• M56: 20,226,231 km (0.05 R)
• M57: 20,518,246 km (0.108 R)
• M58: 21,069,364 km (0.094 R)
• M59: 21,180,216 km (0.104 R)
• M60: 21,328,168 km (0.076 R)
• M61: 21,699,919 km (0.112 R)
• M62: 21,998,816 km (0.084 R)
• M63: 22,261,360 km (0.075 R)
• M64: 24,905,652 km (0.12 R)
• M65: 25,572,260 km (0.09 R)
• M66: 25,730,086 km (0.091 R)
• M67: 26,165,416 km (0.087 R)
• M68: 26,364,082 km (0.102 R)
• M69: 26,563,346 km (0.093 R)
• M70: 26,723,116 km (0.037 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 14,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit