🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.2

Radius: 9.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.75 AU - 0.89 AU

Year: 522 Days

Day: 6.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,010,314 km

• M1: 121,174 km (0.102 R)
• M2: 580,889 km (0.103 R)
• M3: 898,934 km (0.118 R)
• M4: 1,381,237 km (0.048 R)
• M5: 2,604,798 km (0.083 R)
• M6: 2,916,859 km (0.087 R)
• M7: 3,316,136 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 8.4

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.11 AU - 1.73 AU

Year: 1189 Days

Day: 9.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,010,314 km

• M1: 104,569 km (0.062 R)
• M2: 529,427 km (0.085 R)
• M3: 816,804 km (0.087 R)
• M4: 1,253,331 km (0.083 R)
• M5: 1,783,506 km (0.087 R)
• M6: 2,831,888 km (0.107 R)
• M7: 3,148,886 km (0.111 R)
• M8: 3,489,370 km (0.106 R)
• M9: 4,861,482 km (0.114 R)
• M10: 5,802,602 km (0.106 R)
• M11: 6,185,274 km (0.086 R)
• M12: 6,471,903 km (0.086 R)
• M13: 6,906,934 km (0.114 R)
• M14: 9,238,117 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.7

Radius: 12.4

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.74 AU - 2.62 AU

Year: 2263 Days

Day: 5.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,010,314 km

• M1: 154,235 km (0.071 R)
• M2: 833,111 km (0.093 R)
• M3: 1,294,171 km (0.11 R)
• M4: 1,883,587 km (0.085 R)
• M5: 2,342,403 km (0.108 R)
• M6: 2,950,070 km (0.11 R)
• M7: 3,695,666 km (0.1 R)
• M8: 4,305,277 km (0.119 R)
• M9: 5,609,023 km (0.117 R)
• M10: 6,188,565 km (0.114 R)
• M11: 6,807,900 km (0.068 R)
• M12: 7,327,304 km (0.105 R)
• M13: 7,755,902 km (0.095 R)
• M14: 8,201,105 km (0.072 R)
• M15: 9,439,476 km (0.064 R)
• M16: 12,686,947 km (0.091 R)
• M17: 13,859,794 km (0.116 R)
• M18: 14,517,277 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.8

Radius: 11.4

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.35 AU - 4.57 AU

Year: 5539 Days

Day: 11.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,010,314 km

• M1: 142,567 km (0.073 R)
• M2: 520,451 km (0.035 R)
• M3: 1,045,091 km (0.119 R)
• M4: 1,404,126 km (0.114 R)
• M5: 2,724,028 km (0.078 R)
• M6: 3,902,260 km (0.066 R)
• M7: 5,530,484 km (0.038 R)
• M8: 11,374,076 km (0.036 R)
• M9: 11,878,221 km (0.11 R)
• M10: 13,129,607 km (0.036 R)
• M11: 14,202,822 km (0.05 R)
• M12: 15,555,635 km (0.097 R)
• M13: 18,019,213 km (0.073 R)
• M14: 19,086,594 km (0.118 R)
• M15: 19,996,747 km (0.082 R)
• M16: 21,278,053 km (0.058 R)
• M17: 24,454,465 km (0.054 R)
• M18: 26,076,405 km (0.081 R)
• M19: 26,712,794 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203

Radius: 10.8

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.6 AU - 5 AU

Year: 6268 Days

Day: 10.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,010,314 km

• M1: 293,960 km (0.099 R)
• M2: 1,073,365 km (0.082 R)
• M3: 1,920,687 km (0.119 R)
• M4: 3,131,233 km (0.115 R)
• M5: 4,005,932 km (0.072 R)
• M6: 4,376,187 km (0.063 R)
• M7: 6,349,682 km (0.1 R)
• M8: 7,946,340 km (0.114 R)
• M9: 8,463,200 km (0.093 R)
• M10: 9,299,153 km (0.093 R)
• M11: 9,717,878 km (0.094 R)
• M12: 10,716,892 km (0.061 R)
• M13: 15,352,781 km (0.077 R)
• M14: 15,831,045 km (0.105 R)
• M15: 17,786,289 km (0.091 R)
• M16: 19,339,564 km (0.099 R)
• M17: 21,570,517 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597

Radius: 3.6

Gravity: 46.06 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.85 AU - 9.31 AU

Year: 16145 Days

Day: 18.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 63,010,314 km

• M1: 45,478 km (0.11 R)
• M2: 257,308 km (0.11 R)
• M3: 443,408 km (0.105 R)
• M4: 715,227 km (0.101 R)
• M5: 882,927 km (0.098 R)
• M6: 1,016,817 km (0.117 R)
• M7: 1,297,911 km (0.063 R)
• M8: 1,517,820 km (0.059 R)
• M9: 3,418,611 km (0.09 R)
• M10: 3,722,593 km (0.088 R)
• M11: 4,610,457 km (0.099 R)
• M12: 5,744,409 km (0.046 R)
• M13: 6,416,552 km (0.054 R)
• M14: 7,095,726 km (0.107 R)
• M15: 7,497,995 km (0.112 R)
• M16: 8,695,526 km (0.111 R)
• M17: 8,847,218 km (0.093 R)
• M18: 10,984,523 km (0.105 R)
• M19: 12,203,446 km (0.032 R)
• M20: 13,442,266 km (0.091 R)
• M21: 13,919,184 km (0.082 R)
• M22: 16,015,050 km (0.093 R)
• M23: 19,067,445 km (0.062 R)
• M24: 19,237,987 km (0.114 R)
• M25: 20,194,665 km (0.104 R)
• M26: 20,729,478 km (0.118 R)
• M27: 21,273,864 km (0.075 R)
• M28: 23,742,977 km (0.092 R)
• M29: 26,185,611 km (0.079 R)
• M30: 32,041,919 km (0.119 R)
• M31: 37,900,321 km (0.026 R)
• M32: 39,124,331 km (0.109 R)
• M33: 42,662,171 km (0.029 R)
• M34: 42,954,037 km (0.094 R)
• M35: 44,134,962 km (0.115 R)
• M36: 44,733,503 km (0.054 R)
• M37: 49,235,352 km (0.077 R)
• M38: 53,350,789 km (0.108 R)
• M39: 55,405,217 km (0.057 R)
• M40: 56,980,183 km (0.031 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 14,714 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit