🌌 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: 163

Radius: 11.9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.74 AU - 1.23 AU

Year: 670 Days

Day: 11.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 50,285,980 km

• M1: 148,102 km (0.051 R)
• M2: 607,367 km (0.101 R)
• M3: 1,108,819 km (0.083 R)
• M4: 1,920,986 km (0.118 R)
• M5: 2,525,810 km (0.114 R)
• M6: 3,622,363 km (0.071 R)
• M7: 4,144,011 km (0.105 R)
• M8: 4,537,154 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624

Radius: 12.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.42 AU - 1.56 AU

Year: 1255 Days

Day: 7.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,285,980 km

• M1: 158,125 km (0.098 R)
• M2: 564,732 km (0.08 R)
• M3: 1,296,266 km (0.095 R)
• M4: 1,837,810 km (0.093 R)
• M5: 2,228,559 km (0.115 R)
• M6: 2,726,122 km (0.063 R)
• M7: 3,551,005 km (0.074 R)
• M8: 3,964,493 km (0.05 R)
• M9: 5,341,990 km (0.079 R)
• M10: 5,996,631 km (0.055 R)
• M11: 6,516,334 km (0.103 R)
• M12: 7,289,605 km (0.105 R)
• M13: 8,451,382 km (0.116 R)
• M14: 8,932,190 km (0.104 R)
• M15: 9,824,990 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.6

Radius: 9.1

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.64 AU - 6.12 AU

Year: 8614 Days

Day: 9.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,285,980 km

• M1: 113,246 km (0.109 R)
• M2: 833,559 km (0.032 R)
• M3: 1,611,767 km (0.112 R)
• M4: 2,471,656 km (0.078 R)
• M5: 3,182,994 km (0.1 R)
• M6: 3,494,157 km (0.099 R)
• M7: 7,992,266 km (0.108 R)
• M8: 8,570,462 km (0.095 R)
• M9: 9,176,483 km (0.104 R)
• M10: 9,535,368 km (0.096 R)
• M11: 11,627,644 km (0.096 R)
• M12: 16,565,421 km (0.11 R)
• M13: 18,765,557 km (0.066 R)
• M14: 23,072,330 km (0.103 R)
• M15: 26,253,678 km (0.099 R)
• M16: 28,847,406 km (0.102 R)
• M17: 30,206,204 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.5

Radius: 3.4

Gravity: 64.06 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.41 AU - 8.49 AU

Year: 15473 Days

Day: 20 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,285,980 km

• M1: 43,383 km (0.098 R)
• M2: 218,862 km (0.108 R)
• M3: 365,468 km (0.107 R)
• M4: 1,158,636 km (0.028 R)
• M5: 1,365,679 km (0.066 R)
• M6: 1,532,929 km (0.088 R)
• M7: 1,747,902 km (0.071 R)
• M8: 1,871,769 km (0.114 R)
• M9: 2,959,794 km (0.12 R)
• M10: 3,085,157 km (0.088 R)
• M11: 4,157,325 km (0.032 R)
• M12: 4,509,029 km (0.068 R)
• M13: 5,759,967 km (0.074 R)
• M14: 10,398,249 km (0.071 R)
• M15: 11,530,256 km (0.03 R)
• M16: 19,734,054 km (0.117 R)
• M17: 19,911,177 km (0.071 R)
• M18: 21,553,463 km (0.111 R)
• M19: 22,697,139 km (0.068 R)
• M20: 26,909,216 km (0.106 R)
• M21: 29,026,475 km (0.051 R)
• M22: 31,856,119 km (0.106 R)
• M23: 32,345,004 km (0.092 R)
• M24: 33,462,949 km (0.052 R)
• M25: 35,907,528 km (0.095 R)
• M26: 36,039,324 km (0.097 R)
• M27: 37,511,217 km (0.077 R)
• M28: 37,783,037 km (0.074 R)
• M29: 39,301,605 km (0.082 R)
• M30: 44,403,790 km (0.069 R)
• M31: 48,467,317 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.7

Radius: 3.3

Gravity: 15.95 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.51 AU - 10.19 AU

Year: 21339 Days

Day: 16.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,285,980 km

• M1: 49,367 km (0.069 R)
• M2: 770,878 km (0.085 R)
• M3: 1,155,943 km (0.119 R)
• M4: 1,266,496 km (0.096 R)
• M5: 2,365,741 km (0.075 R)
• M6: 4,650,250 km (0.086 R)
• M7: 4,868,214 km (0.074 R)
• M8: 6,209,209 km (0.097 R)
• M9: 6,784,862 km (0.114 R)
• M10: 7,146,739 km (0.117 R)
• M11: 8,041,035 km (0.098 R)
• M12: 9,297,208 km (0.116 R)
• M13: 9,642,929 km (0.093 R)
• M14: 16,618,827 km (0.12 R)
• M15: 17,423,215 km (0.101 R)
• M16: 24,346,305 km (0.073 R)
• M17: 26,251,883 km (0.031 R)
• M18: 27,643,293 km (0.082 R)
• M19: 28,874,483 km (0.086 R)
• M20: 31,006,702 km (0.086 R)
• M21: 32,223,082 km (0.11 R)
• M22: 35,581,704 km (0.116 R)
• M23: 37,283,529 km (0.076 R)
• M24: 38,531,774 km (0.083 R)
• M25: 40,979,644 km (0.07 R)
• M26: 49,238,194 km (0.117 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 10,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit