🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.7

Radius: 10.2

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.83 AU - 0.85 AU

Year: 505 Days

Day: 5.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,420,564 km

• M1: 127,457 km (0.071 R)
• M2: 533,017 km (0.052 R)
• M3: 937,829 km (0.12 R)
• M4: 1,427,762 km (0.081 R)
• M5: 1,837,062 km (0.104 R)
• M6: 2,287,501 km (0.108 R)
• M7: 2,634,568 km (0.084 R)
• M8: 3,106,998 km (0.115 R)
• M9: 3,510,164 km (0.11 R)
• M10: 4,279,097 km (0.079 R)
• M11: 5,108,318 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.3

Radius: 13.2

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.83 AU - 1.19 AU

Year: 666 Days

Day: 8.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,420,564 km

• M1: 164,408 km (0.104 R)
• M2: 576,700 km (0.071 R)
• M3: 1,045,240 km (0.09 R)
• M4: 1,457,083 km (0.064 R)
• M5: 1,948,363 km (0.079 R)
• M6: 2,511,898 km (0.11 R)
• M7: 3,137,815 km (0.077 R)
• M8: 3,853,192 km (0.07 R)
• M9: 4,615,693 km (0.113 R)
• M10: 5,661,083 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.7

Radius: 14.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.53 AU - 2.77 AU

Year: 2830 Days

Day: 10.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,420,564 km

• M1: 180,714 km (0.085 R)
• M2: 794,664 km (0.075 R)
• M3: 1,500,018 km (0.114 R)
• M4: 2,106,637 km (0.104 R)
• M5: 2,828,746 km (0.085 R)
• M6: 3,317,632 km (0.117 R)
• M7: 3,998,751 km (0.084 R)
• M8: 5,470,495 km (0.048 R)
• M9: 6,370,925 km (0.086 R)
• M10: 7,014,943 km (0.082 R)
• M11: 7,671,229 km (0.12 R)
• M12: 8,499,702 km (0.103 R)
• M13: 8,969,888 km (0.113 R)
• M14: 9,564,390 km (0.082 R)
• M15: 10,677,847 km (0.062 R)
• M16: 14,634,113 km (0.076 R)
• M17: 15,658,110 km (0.091 R)
• M18: 17,150,349 km (0.054 R)
• M19: 17,740,363 km (0.114 R)
• M20: 18,679,089 km (0.109 R)
• M21: 19,132,221 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829

Radius: 11.5

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.42 AU - 2.96 AU

Year: 2894 Days

Day: 10.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,420,564 km

• M1: 143,016 km (0.119 R)
• M2: 556,354 km (0.081 R)
• M3: 985,401 km (0.052 R)
• M4: 1,361,490 km (0.118 R)
• M5: 1,835,715 km (0.052 R)
• M6: 2,276,431 km (0.1 R)
• M7: 2,803,913 km (0.099 R)
• M8: 3,176,262 km (0.106 R)
• M9: 3,777,645 km (0.112 R)
• M10: 4,342,826 km (0.106 R)
• M11: 5,208,399 km (0.12 R)
• M12: 6,101,948 km (0.082 R)
• M13: 6,912,170 km (0.057 R)
• M14: 9,215,079 km (0.055 R)
• M15: 9,776,370 km (0.073 R)
• M16: 10,281,263 km (0.086 R)
• M17: 10,885,339 km (0.113 R)
• M18: 11,641,407 km (0.119 R)
• M19: 14,867,485 km (0.066 R)
• M20: 16,278,044 km (0.082 R)
• M21: 16,932,833 km (0.12 R)
• M22: 17,718,970 km (0.108 R)
• M23: 18,470,400 km (0.037 R)
• M24: 19,975,205 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.5

Radius: 10

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.34 AU - 3.12 AU

Year: 2959 Days

Day: 11.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,420,564 km

• M1: 124,316 km (0.118 R)
• M2: 438,023 km (0.099 R)
• M3: 1,104,631 km (0.087 R)
• M4: 1,481,169 km (0.089 R)
• M5: 2,558,872 km (0.114 R)
• M6: 2,928,827 km (0.117 R)
• M7: 3,625,654 km (0.066 R)
• M8: 3,953,722 km (0.032 R)
• M9: 4,429,294 km (0.067 R)
• M10: 5,202,116 km (0.092 R)
• M11: 5,545,294 km (0.044 R)
• M12: 7,464,784 km (0.063 R)
• M13: 9,142,674 km (0.084 R)
• M14: 9,938,983 km (0.12 R)
• M15: 10,354,117 km (0.107 R)
• M16: 10,978,689 km (0.102 R)
• M17: 11,752,858 km (0.087 R)
• M18: 13,592,612 km (0.058 R)
• M19: 14,532,984 km (0.097 R)
• M20: 15,316,129 km (0.119 R)
• M21: 15,921,701 km (0.063 R)
• M22: 16,543,131 km (0.039 R)
• M23: 19,659,404 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.8

Radius: 4.8

Gravity: 24.51 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.85 AU - 12.16 AU

Year: 23933 Days

Day: 24.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,420,564 km

• M1: 59,839 km (0.111 R)
• M2: 209,287 km (0.092 R)
• M3: 505,342 km (0.096 R)
• M4: 664,813 km (0.09 R)
• M5: 1,129,464 km (0.108 R)
• M6: 1,538,315 km (0.042 R)
• M7: 1,767,648 km (0.092 R)
• M8: 1,979,329 km (0.098 R)
• M9: 3,274,249 km (0.047 R)
• M10: 3,685,344 km (0.098 R)
• M11: 3,999,649 km (0.08 R)
• M12: 4,365,715 km (0.103 R)
• M13: 4,826,626 km (0.043 R)
• M14: 5,886,826 km (0.11 R)
• M15: 7,046,060 km (0.104 R)
• M16: 7,679,457 km (0.071 R)
• M17: 12,365,311 km (0.117 R)
• M18: 14,096,907 km (0.11 R)
• M19: 17,943,666 km (0.12 R)
• M20: 30,054,212 km (0.108 R)
• M21: 35,755,537 km (0.11 R)
• M22: 36,461,938 km (0.119 R)
• M23: 39,380,592 km (0.099 R)
• M24: 40,896,617 km (0.082 R)
• M25: 41,824,722 km (0.05 R)
• M26: 49,237,297 km (0.08 R)
• M27: 54,823,431 km (0.085 R)
• M28: 56,902,841 km (0.068 R)
• M29: 57,286,410 km (0.088 R)
• M30: 65,116,512 km (0.112 R)
• M31: 67,019,397 km (0.118 R)
• M32: 67,233,023 km (0.071 R)
• M33: 69,833,034 km (0.057 R)
• M34: 71,380,325 km (0.053 R)
• M35: 75,002,239 km (0.082 R)
• M36: 75,694,727 km (0.102 R)
• M37: 78,033,840 km (0.084 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: 189 - 13,156 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit