🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.7

Radius: 8.2

Gravity: 12.09 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.16 AU - 1.56 AU

Year: 1024 Days

Day: 11.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,099,905 km

• M1: 102,624 km (0.113 R)
• M2: 378,782 km (0.103 R)
• M3: 659,427 km (0.1 R)
• M4: 1,303,895 km (0.086 R)
• M5: 1,903,184 km (0.113 R)
• M6: 2,801,669 km (0.089 R)
• M7: 3,124,202 km (0.102 R)
• M8: 3,547,115 km (0.117 R)
• M9: 3,958,210 km (0.06 R)
• M10: 4,819,445 km (0.098 R)
• M11: 5,204,809 km (0.111 R)
• M12: 5,842,844 km (0.089 R)
• M13: 6,485,965 km (0.105 R)
• M14: 6,836,623 km (0.098 R)
• M15: 7,274,047 km (0.118 R)
• M16: 7,886,351 km (0.084 R)
• M17: 9,300,948 km (0.1 R)
• M18: 10,302,057 km (0.112 R)
• M19: 10,812,485 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.5

Radius: 14.6

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.21 AU - 1.59 AU

Year: 1070 Days

Day: 5.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 35,099,905 km

• M1: 182,061 km (0.114 R)
• M2: 722,259 km (0.079 R)
• M3: 1,210,995 km (0.091 R)
• M4: 2,126,384 km (0.101 R)
• M5: 2,889,034 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.9

Radius: 11.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.35 AU - 4.07 AU

Year: 4614 Days

Day: 13.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,099,905 km

• M1: 141,819 km (0.055 R)
• M2: 855,550 km (0.108 R)
• M3: 1,903,932 km (0.045 R)
• M4: 2,297,524 km (0.051 R)
• M5: 3,464,537 km (0.062 R)
• M6: 4,584,128 km (0.101 R)
• M7: 5,324,338 km (0.115 R)
• M8: 7,679,756 km (0.053 R)
• M9: 10,973,752 km (0.118 R)
• M10: 12,383,113 km (0.116 R)
• M11: 15,811,298 km (0.106 R)
• M12: 19,240,081 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.7

Radius: 8.7

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.6 AU - 4.58 AU

Year: 5341 Days

Day: 9.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,099,905 km

• M1: 108,608 km (0.107 R)
• M2: 672,891 km (0.118 R)
• M3: 1,262,307 km (0.114 R)
• M4: 1,574,667 km (0.117 R)
• M5: 1,858,903 km (0.073 R)
• M6: 2,909,080 km (0.07 R)
• M7: 3,361,464 km (0.119 R)
• M8: 4,650,100 km (0.114 R)
• M9: 5,769,990 km (0.074 R)
• M10: 6,962,135 km (0.119 R)
• M11: 7,326,257 km (0.039 R)
• M12: 7,633,531 km (0.115 R)
• M13: 8,165,052 km (0.083 R)
• M14: 9,662,526 km (0.081 R)
• M15: 12,648,949 km (0.117 R)
• M16: 13,042,391 km (0.064 R)
• M17: 14,644,435 km (0.076 R)
• M18: 15,576,729 km (0.112 R)
• M19: 17,987,199 km (0.074 R)
• M20: 21,876,893 km (0.112 R)
• M21: 25,584,377 km (0.109 R)
• M22: 26,055,611 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.5

Radius: 6.9

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.56 AU - 7.58 AU

Year: 10873 Days

Day: 22.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 35,099,905 km

• M1: 85,869 km (0.105 R)
• M2: 419,472 km (0.102 R)
• M3: 1,692,401 km (0.039 R)
• M4: 2,146,879 km (0.076 R)
• M5: 3,048,206 km (0.112 R)
• M6: 3,427,736 km (0.113 R)
• M7: 4,129,948 km (0.06 R)
• M8: 4,541,791 km (0.117 R)
• M9: 5,447,457 km (0.114 R)
• M10: 7,955,465 km (0.115 R)
• M11: 8,634,191 km (0.108 R)
• M12: 9,394,297 km (0.086 R)
• M13: 9,880,191 km (0.039 R)
• M14: 11,789,509 km (0.111 R)
• M15: 12,198,809 km (0.118 R)
• M16: 14,045,445 km (0.101 R)
• M17: 14,274,330 km (0.111 R)
• M18: 16,701,854 km (0.097 R)
• M19: 17,414,838 km (0.067 R)
• M20: 19,180,392 km (0.075 R)
• M21: 21,211,632 km (0.08 R)
• M22: 21,817,353 km (0.104 R)
• M23: 22,984,067 km (0.087 R)
• M24: 24,603,614 km (0.061 R)
• M25: 25,611,155 km (0.118 R)
• M26: 26,297,810 km (0.044 R)
• M27: 26,996,731 km (0.08 R)
• M28: 29,260,895 km (0.104 R)
• M29: 29,540,792 km (0.083 R)
• M30: 30,678,484 km (0.069 R)
• M31: 32,939,955 km (0.111 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 10,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit