🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.6

Radius: 10.5

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.97 AU - 1.59 AU

Year: 982 Days

Day: 12.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,978,949 km

• M1: 130,599 km (0.062 R)
• M2: 522,246 km (0.116 R)
• M3: 881,131 km (0.102 R)
• M4: 1,345,184 km (0.086 R)
• M5: 1,811,032 km (0.103 R)
• M6: 2,164,532 km (0.065 R)
• M7: 2,690,518 km (0.089 R)
• M8: 3,592,593 km (0.106 R)
• M9: 4,028,222 km (0.107 R)
• M10: 4,408,051 km (0.119 R)
• M11: 4,827,673 km (0.111 R)
• M12: 5,568,930 km (0.071 R)
• M13: 6,249,601 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.7

Radius: 9.6

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.65 AU - 2.27 AU

Year: 1861 Days

Day: 9.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,978,949 km

• M1: 119,379 km (0.077 R)
• M2: 578,495 km (0.12 R)
• M3: 1,177,335 km (0.095 R)
• M4: 2,416,155 km (0.074 R)
• M5: 2,799,724 km (0.09 R)
• M6: 3,117,470 km (0.093 R)
• M7: 3,740,994 km (0.07 R)
• M8: 4,219,707 km (0.101 R)
• M9: 4,639,628 km (0.113 R)
• M10: 5,214,234 km (0.1 R)
• M11: 6,260,671 km (0.06 R)
• M12: 6,962,883 km (0.062 R)
• M13: 7,661,057 km (0.114 R)
• M14: 8,113,441 km (0.095 R)
• M15: 8,464,248 km (0.073 R)
• M16: 8,825,377 km (0.057 R)
• M17: 9,838,603 km (0.117 R)
• M18: 12,361,272 km (0.089 R)
• M19: 12,709,237 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.1

Radius: 8.6

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.42 AU - 2.48 AU

Year: 2601 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 22,978,949 km

• M1: 106,962 km (0.103 R)
• M2: 427,850 km (0.067 R)
• M3: 695,481 km (0.12 R)
• M4: 1,138,889 km (0.102 R)
• M5: 1,441,226 km (0.086 R)
• M6: 1,751,342 km (0.105 R)
• M7: 2,674,361 km (0.048 R)
• M8: 3,580,326 km (0.098 R)
• M9: 3,890,592 km (0.065 R)
• M10: 4,521,147 km (0.063 R)
• M11: 4,814,807 km (0.069 R)
• M12: 5,121,334 km (0.112 R)
• M13: 5,415,742 km (0.11 R)
• M14: 6,146,977 km (0.072 R)
• M15: 6,708,567 km (0.045 R)
• M16: 7,151,825 km (0.062 R)
• M17: 8,228,930 km (0.032 R)
• M18: 9,122,927 km (0.12 R)
• M19: 9,556,910 km (0.116 R)
• M20: 11,390,083 km (0.097 R)
• M21: 11,935,816 km (0.09 R)
• M22: 14,440,234 km (0.116 R)
• M23: 14,980,132 km (0.109 R)
• M24: 15,482,632 km (0.07 R)
• M25: 17,716,427 km (0.099 R)
• M26: 19,855,078 km (0.12 R)
• M27: 20,400,213 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.5

Radius: 12.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.59 AU - 3.69 AU

Year: 4710 Days

Day: 14 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,978,949 km

• M1: 154,235 km (0.102 R)
• M2: 662,569 km (0.117 R)
• M3: 1,108,071 km (0.046 R)
• M4: 1,622,389 km (0.118 R)
• M5: 2,042,161 km (0.105 R)
• M6: 2,740,035 km (0.054 R)
• M7: 3,404,249 km (0.113 R)
• M8: 3,830,453 km (0.047 R)
• M9: 5,498,021 km (0.117 R)
• M10: 6,149,220 km (0.111 R)
• M11: 7,677,662 km (0.039 R)
• M12: 8,646,458 km (0.043 R)
• M13: 9,906,221 km (0.068 R)
• M14: 14,255,779 km (0.112 R)
• M15: 14,750,799 km (0.041 R)
• M16: 16,245,730 km (0.088 R)
• M17: 16,665,053 km (0.115 R)
• M18: 18,479,526 km (0.086 R)
• M19: 20,491,468 km (0.118 R)
• M20: 23,548,350 km (0.115 R)
• M21: 25,666,656 km (0.107 R)
• M22: 27,399,897 km (0.039 R)
• M23: 27,909,128 km (0.054 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.3

Radius: 3.6

Gravity: 21.01 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.49 AU - 9.25 AU

Year: 16424 Days

Day: 23.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 22,978,949 km

• M1: 44,730 km (0.114 R)
• M2: 162,762 km (0.073 R)
• M3: 294,259 km (0.086 R)
• M4: 545,583 km (0.107 R)
• M5: 774,468 km (0.099 R)
• M6: 916,287 km (0.112 R)
• M7: 1,120,787 km (0.119 R)
• M8: 1,576,762 km (0.081 R)
• M9: 3,624,607 km (0.048 R)
• M10: 4,941,367 km (0.072 R)
• M11: 5,671,405 km (0.097 R)
• M12: 7,097,222 km (0.087 R)
• M13: 7,635,176 km (0.069 R)
• M14: 9,908,316 km (0.079 R)
• M15: 12,011,662 km (0.088 R)
• M16: 13,136,638 km (0.098 R)
• M17: 13,443,912 km (0.075 R)
• M18: 15,868,744 km (0.112 R)
• M19: 17,074,503 km (0.114 R)
• M20: 17,366,817 km (0.06 R)
• M21: 17,588,371 km (0.105 R)
• M22: 18,569,733 km (0.114 R)
• M23: 21,817,653 km (0.116 R)
• M24: 22,075,559 km (0.083 R)
• M25: 23,575,128 km (0.119 R)
• M26: 24,673,626 km (0.103 R)
• M27: 27,468,263 km (0.096 R)
• M28: 32,100,262 km (0.112 R)
• M29: 35,540,116 km (0.096 R)
• M30: 36,860,616 km (0.101 R)
• M31: 41,017,492 km (0.099 R)
• M32: 43,819,311 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21

Radius: 5.4

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.85 AU - 10.57 AU

Year: 18957 Days

Day: 24.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 22,978,949 km

• M1: 67,169 km (0.11 R)
• M2: 2,341,207 km (0.05 R)
• M3: 5,580,749 km (0.081 R)
• M4: 14,844,597 km (0.092 R)
• M5: 16,493,016 km (0.111 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: 274 - 15,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit