🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.4

Radius: 9.4

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.73 AU - 1.03 AU

Year: 550 Days

Day: 13.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,968,508 km

• M1: 117,734 km (0.119 R)
• M2: 487,539 km (0.062 R)
• M3: 918,232 km (0.118 R)
• M4: 1,326,484 km (0.072 R)
• M5: 1,639,443 km (0.072 R)
• M6: 1,985,313 km (0.094 R)
• M7: 2,606,743 km (0.097 R)
• M8: 3,352,787 km (0.072 R)
• M9: 3,652,432 km (0.089 R)
• M10: 4,107,808 km (0.064 R)
• M11: 4,691,688 km (0.087 R)
• M12: 5,003,899 km (0.119 R)
• M13: 5,810,232 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.6

Radius: 11.6

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.92 AU - 3.16 AU

Year: 3535 Days

Day: 5.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,968,508 km

• M1: 144,212 km (0.075 R)
• M2: 595,998 km (0.115 R)
• M3: 1,024,446 km (0.086 R)
• M4: 2,004,312 km (0.034 R)
• M5: 2,675,109 km (0.097 R)
• M6: 3,115,076 km (0.104 R)
• M7: 3,777,197 km (0.066 R)
• M8: 5,208,998 km (0.027 R)
• M9: 5,637,147 km (0.114 R)
• M10: 6,421,937 km (0.089 R)
• M11: 6,944,932 km (0.045 R)
• M12: 7,879,469 km (0.113 R)
• M13: 8,966,896 km (0.115 R)
• M14: 9,621,088 km (0.082 R)
• M15: 11,106,595 km (0.099 R)
• M16: 11,775,896 km (0.087 R)
• M17: 13,661,128 km (0.097 R)
• M18: 14,041,855 km (0.119 R)
• M19: 14,924,482 km (0.109 R)
• M20: 15,533,196 km (0.083 R)
• M21: 18,078,155 km (0.105 R)
• M22: 20,952,079 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.6

Radius: 8

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.06 AU - 3.58 AU

Year: 4034 Days

Day: 9.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,968,508 km

• M1: 99,483 km (0.073 R)
• M2: 359,932 km (0.072 R)
• M3: 902,973 km (0.092 R)
• M4: 1,481,318 km (0.054 R)
• M5: 1,905,428 km (0.082 R)
• M6: 2,316,523 km (0.106 R)
• M7: 2,584,154 km (0.072 R)
• M8: 3,220,244 km (0.108 R)
• M9: 4,202,803 km (0.108 R)
• M10: 4,676,729 km (0.081 R)
• M11: 5,563,694 km (0.103 R)
• M12: 6,165,078 km (0.111 R)
• M13: 8,158,469 km (0.117 R)
• M14: 9,557,658 km (0.11 R)
• M15: 10,251,493 km (0.117 R)
• M16: 10,717,939 km (0.095 R)
• M17: 11,287,459 km (0.11 R)
• M18: 12,109,200 km (0.055 R)
• M19: 12,775,359 km (0.095 R)
• M20: 13,516,018 km (0.079 R)
• M21: 15,245,669 km (0.086 R)
• M22: 15,686,234 km (0.115 R)
• M23: 19,522,373 km (0.064 R)
• M24: 19,976,552 km (0.111 R)
• M25: 25,679,671 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.8

Radius: 12.4

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.68 AU - 4.18 AU

Year: 4236 Days

Day: 7 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,968,508 km

• M1: 154,235 km (0.048 R)
• M2: 551,567 km (0.094 R)
• M3: 1,056,610 km (0.117 R)
• M4: 1,944,324 km (0.09 R)
• M5: 3,315,538 km (0.112 R)
• M6: 3,747,726 km (0.077 R)
• M7: 4,325,024 km (0.118 R)
• M8: 5,351,864 km (0.044 R)
• M9: 5,923,178 km (0.025 R)
• M10: 9,121,281 km (0.058 R)
• M11: 10,483,220 km (0.105 R)
• M12: 11,976,357 km (0.094 R)
• M13: 13,844,535 km (0.114 R)
• M14: 14,873,320 km (0.092 R)
• M15: 15,278,431 km (0.113 R)
• M16: 16,110,793 km (0.069 R)
• M17: 17,471,685 km (0.086 R)
• M18: 18,266,349 km (0.112 R)
• M19: 20,111,938 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280

Radius: 4.2

Gravity: 15.87 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.31 AU - 9.09 AU

Year: 15659 Days

Day: 18.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,968,508 km

• M1: 52,210 km (0.054 R)
• M2: 296,054 km (0.071 R)
• M3: 555,457 km (0.088 R)
• M4: 1,059,602 km (0.083 R)
• M5: 1,507,498 km (0.03 R)
• M6: 1,758,523 km (0.117 R)
• M7: 2,765,466 km (0.117 R)
• M8: 4,106,162 km (0.109 R)
• M9: 4,685,854 km (0.114 R)
• M10: 5,318,354 km (0.12 R)
• M11: 6,483,422 km (0.051 R)
• M12: 7,555,440 km (0.089 R)
• M13: 8,155,478 km (0.054 R)
• M14: 9,256,967 km (0.099 R)
• M15: 9,743,908 km (0.069 R)
• M16: 11,416,861 km (0.115 R)
• M17: 11,863,261 km (0.067 R)
• M18: 13,517,215 km (0.033 R)
• M19: 14,335,066 km (0.089 R)
• M20: 14,658,198 km (0.049 R)
• M21: 14,788,797 km (0.088 R)
• M22: 15,386,141 km (0.113 R)
• M23: 20,755,957 km (0.071 R)
• M24: 29,896,237 km (0.115 R)
• M25: 33,040,934 km (0.034 R)
• M26: 33,831,708 km (0.094 R)
• M27: 34,174,437 km (0.108 R)
• M28: 34,519,559 km (0.092 R)
• M29: 36,160,498 km (0.103 R)
• M30: 38,594,007 km (0.109 R)
• M31: 43,919,541 km (0.047 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 15,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit