🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.4

Radius: 10.4

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.85 AU - 1.21 AU

Year: 722 Days

Day: 5.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,260,789 km

• M1: 129,552 km (0.115 R)
• M2: 749,485 km (0.072 R)
• M3: 1,143,975 km (0.065 R)
• M4: 1,637,199 km (0.059 R)
• M5: 1,961,378 km (0.065 R)
• M6: 2,355,119 km (0.082 R)
• M7: 2,694,407 km (0.103 R)
• M8: 3,484,583 km (0.088 R)
• M9: 4,314,702 km (0.098 R)
• M10: 4,957,673 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.5

Radius: 12.2

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.9 AU - 1.2 AU

Year: 743 Days

Day: 9.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,260,789 km

• M1: 151,692 km (0.047 R)
• M2: 638,633 km (0.115 R)
• M3: 1,119,590 km (0.042 R)
• M4: 1,535,173 km (0.104 R)
• M5: 1,973,046 km (0.12 R)
• M6: 2,556,478 km (0.067 R)
• M7: 3,169,380 km (0.052 R)
• M8: 4,071,755 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.3

Radius: 10.7

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.65 AU - 2.43 AU

Year: 2011 Days

Day: 10.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,260,789 km

• M1: 133,142 km (0.063 R)
• M2: 482,752 km (0.04 R)
• M3: 1,057,807 km (0.062 R)
• M4: 1,632,113 km (0.082 R)
• M5: 2,094,969 km (0.046 R)
• M6: 2,914,765 km (0.084 R)
• M7: 3,601,868 km (0.107 R)
• M8: 3,955,218 km (0.075 R)
• M9: 4,710,837 km (0.057 R)
• M10: 5,657,642 km (0.11 R)
• M11: 6,809,994 km (0.114 R)
• M12: 7,265,669 km (0.097 R)
• M13: 7,650,884 km (0.092 R)
• M14: 8,657,678 km (0.079 R)
• M15: 9,468,947 km (0.115 R)
• M16: 10,146,625 km (0.095 R)
• M17: 11,164,938 km (0.091 R)
• M18: 11,880,614 km (0.094 R)
• M19: 12,968,191 km (0.089 R)
• M20: 13,759,264 km (0.03 R)
• M21: 14,212,396 km (0.074 R)
• M22: 15,388,983 km (0.084 R)
• M23: 16,477,158 km (0.116 R)
• M24: 17,510,281 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.1

Radius: 9.7

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.31 AU - 3.57 AU

Year: 3480 Days

Day: 14.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,260,789 km

• M1: 120,576 km (0.059 R)
• M2: 602,879 km (0.116 R)
• M3: 948,151 km (0.059 R)
• M4: 1,278,613 km (0.089 R)
• M5: 1,753,736 km (0.11 R)
• M6: 2,155,406 km (0.098 R)
• M7: 3,094,881 km (0.097 R)
• M8: 3,499,244 km (0.06 R)
• M9: 3,998,452 km (0.084 R)
• M10: 4,392,941 km (0.082 R)
• M11: 4,951,390 km (0.104 R)
• M12: 5,683,522 km (0.093 R)
• M13: 8,684,456 km (0.075 R)
• M14: 9,528,636 km (0.09 R)
• M15: 15,076,623 km (0.09 R)
• M16: 16,503,338 km (0.058 R)
• M17: 17,141,522 km (0.054 R)
• M18: 18,866,535 km (0.046 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.7

Radius: 4.9

Gravity: 27.56 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.14 AU - 7.22 AU

Year: 11917 Days

Day: 20.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 53,260,789 km

• M1: 64,327 km (0.081 R)
• M2: 350,957 km (0.086 R)
• M3: 512,522 km (0.115 R)
• M4: 902,225 km (0.064 R)
• M5: 1,253,929 km (0.114 R)
• M6: 1,921,136 km (0.073 R)
• M7: 2,440,988 km (0.072 R)
• M8: 3,073,339 km (0.09 R)
• M9: 4,908,755 km (0.055 R)
• M10: 5,239,217 km (0.095 R)
• M11: 5,409,908 km (0.087 R)
• M12: 6,631,374 km (0.079 R)
• M13: 7,584,462 km (0.113 R)
• M14: 7,759,193 km (0.101 R)
• M15: 8,438,068 km (0.082 R)
• M16: 8,911,994 km (0.102 R)
• M17: 9,554,666 km (0.06 R)
• M18: 9,758,419 km (0.026 R)
• M19: 11,725,332 km (0.086 R)
• M20: 12,739,904 km (0.062 R)
• M21: 14,072,373 km (0.087 R)
• M22: 14,806,150 km (0.12 R)
• M23: 16,495,260 km (0.094 R)
• M24: 16,862,522 km (0.107 R)
• M25: 17,613,653 km (0.113 R)
• M26: 19,263,119 km (0.068 R)
• M27: 20,671,583 km (0.098 R)
• M28: 22,236,377 km (0.12 R)
• M29: 23,322,308 km (0.096 R)
• M30: 27,606,791 km (0.101 R)
• M31: 31,144,332 km (0.119 R)
• M32: 32,963,442 km (0.108 R)
• M33: 34,373,402 km (0.074 R)
• M34: 34,972,541 km (0.118 R)
• M35: 41,622,316 km (0.03 R)
• M36: 49,979,153 km (0.084 R)
• M37: 50,902,471 km (0.095 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 14,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit