🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.6

Radius: 12.2

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.84 AU - 1.12 AU

Year: 647 Days

Day: 10.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,460,832 km

• M1: 151,692 km (0.114 R)
• M2: 606,320 km (0.071 R)
• M3: 1,000,511 km (0.087 R)
• M4: 1,666,371 km (0.118 R)
• M5: 2,073,576 km (0.068 R)
• M6: 2,558,572 km (0.105 R)
• M7: 2,998,241 km (0.039 R)
• M8: 3,788,416 km (0.082 R)
• M9: 4,503,943 km (0.064 R)
• M10: 4,995,522 km (0.11 R)
• M11: 6,224,319 km (0.058 R)
• M12: 6,752,100 km (0.083 R)
• M13: 7,287,511 km (0.095 R)
• M14: 7,782,081 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775

Radius: 9.2

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.35 AU - 1.99 AU

Year: 1439 Days

Day: 7.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,460,832 km

• M1: 115,490 km (0.092 R)
• M2: 413,040 km (0.114 R)
• M3: 770,429 km (0.104 R)
• M4: 1,180,776 km (0.089 R)
• M5: 1,855,762 km (0.1 R)
• M6: 2,150,918 km (0.077 R)
• M7: 2,503,072 km (0.045 R)
• M8: 4,168,844 km (0.072 R)
• M9: 5,149,159 km (0.111 R)
• M10: 6,569,291 km (0.101 R)
• M11: 7,210,019 km (0.115 R)
• M12: 7,779,987 km (0.114 R)
• M13: 8,263,038 km (0.064 R)
• M14: 8,615,940 km (0.082 R)
• M15: 9,071,316 km (0.107 R)
• M16: 9,415,391 km (0.105 R)
• M17: 10,296,971 km (0.084 R)
• M18: 10,879,804 km (0.12 R)
• M19: 11,924,297 km (0.046 R)
• M20: 12,566,969 km (0.101 R)
• M21: 13,392,600 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.1

Radius: 14.8

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.87 AU - 6.55 AU

Year: 9099 Days

Day: 5.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,460,832 km

• M1: 186,399 km (0.113 R)
• M2: 874,250 km (0.047 R)
• M3: 1,708,108 km (0.094 R)
• M4: 2,295,879 km (0.118 R)
• M5: 3,308,507 km (0.086 R)
• M6: 3,790,212 km (0.088 R)
• M7: 5,680,231 km (0.031 R)
• M8: 6,460,384 km (0.031 R)
• M9: 8,235,662 km (0.112 R)
• M10: 11,648,139 km (0.104 R)
• M11: 12,774,910 km (0.085 R)
• M12: 16,013,704 km (0.054 R)
• M13: 16,753,914 km (0.088 R)
• M14: 19,705,032 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.9

Radius: 4.5

Gravity: 23.16 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.93 AU - 8.35 AU

Year: 12723 Days

Day: 21.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,460,832 km

• M1: 189,092 km (0.085 R)
• M2: 429,047 km (0.117 R)
• M3: 1,531,882 km (0.078 R)
• M4: 1,836,463 km (0.101 R)
• M5: 2,425,729 km (0.116 R)
• M6: 2,883,200 km (0.064 R)
• M7: 4,540,595 km (0.119 R)
• M8: 7,600,170 km (0.078 R)
• M9: 9,425,713 km (0.029 R)
• M10: 10,179,537 km (0.103 R)
• M11: 11,246,319 km (0.025 R)
• M12: 14,494,837 km (0.072 R)
• M13: 14,823,952 km (0.089 R)
• M14: 17,638,935 km (0.105 R)
• M15: 24,575,938 km (0.06 R)
• M16: 27,673,811 km (0.114 R)
• M17: 31,131,018 km (0.093 R)
• M18: 37,637,627 km (0.069 R)
• M19: 42,399,777 km (0.116 R)
• M20: 44,855,126 km (0.101 R)
• M21: 48,713,555 km (0.096 R)
• M22: 49,599,922 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.9

Radius: 6.3

Gravity: 16.85 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.62 AU - 7.82 AU

Year: 12937 Days

Day: 16 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,460,832 km

• M1: 79,287 km (0.108 R)
• M2: 300,692 km (0.063 R)
• M3: 782,397 km (0.057 R)
• M4: 980,614 km (0.041 R)
• M5: 1,482,066 km (0.109 R)
• M6: 3,606,206 km (0.048 R)
• M7: 4,848,617 km (0.087 R)
• M8: 6,793,239 km (0.099 R)
• M9: 7,915,074 km (0.113 R)
• M10: 11,079,218 km (0.085 R)
• M11: 14,997,635 km (0.116 R)
• M12: 18,042,550 km (0.097 R)
• M13: 20,173,123 km (0.107 R)
• M14: 20,687,590 km (0.063 R)
• M15: 23,111,674 km (0.119 R)
• M16: 28,088,795 km (0.087 R)
• M17: 32,084,555 km (0.117 R)
• M18: 41,455,814 km (0.098 R)
• M19: 48,419,296 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 12,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit