🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.4

Radius: 11.5

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.49 AU - 1.91 AU

Year: 1530 Days

Day: 10.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,496,398 km

• M1: 143,016 km (0.118 R)
• M2: 581,337 km (0.076 R)
• M3: 1,224,010 km (0.059 R)
• M4: 3,392,880 km (0.083 R)
• M5: 4,434,978 km (0.103 R)
• M6: 5,424,718 km (0.087 R)
• M7: 6,106,585 km (0.083 R)
• M8: 9,504,551 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.3

Radius: 8.5

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.37 AU - 2.25 AU

Year: 1681 Days

Day: 13.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,496,398 km

• M1: 105,766 km (0.093 R)
• M2: 684,410 km (0.069 R)
• M3: 1,016,966 km (0.104 R)
• M4: 1,491,640 km (0.079 R)
• M5: 2,185,774 km (0.054 R)
• M6: 2,530,448 km (0.095 R)
• M7: 3,499,094 km (0.115 R)
• M8: 5,110,114 km (0.085 R)
• M9: 5,742,763 km (0.106 R)
• M10: 6,642,295 km (0.11 R)
• M11: 7,214,956 km (0.118 R)
• M12: 7,606,005 km (0.111 R)
• M13: 7,983,739 km (0.115 R)
• M14: 9,102,133 km (0.094 R)
• M15: 11,682,098 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.3

Radius: 14.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.51 AU - 3.51 AU

Year: 4539 Days

Day: 8.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,496,398 km

• M1: 182,958 km (0.038 R)
• M2: 739,163 km (0.1 R)
• M3: 1,491,790 km (0.054 R)
• M4: 3,268,713 km (0.075 R)
• M5: 3,938,314 km (0.113 R)
• M6: 4,525,934 km (0.116 R)
• M7: 5,289,482 km (0.114 R)
• M8: 6,111,372 km (0.109 R)
• M9: 6,650,074 km (0.049 R)
• M10: 10,731,702 km (0.072 R)
• M11: 11,478,345 km (0.06 R)
• M12: 12,684,703 km (0.077 R)
• M13: 13,430,149 km (0.117 R)
• M14: 14,251,292 km (0.111 R)
• M15: 18,868,480 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.6

Radius: 8.4

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.01 AU - 5.77 AU

Year: 7464 Days

Day: 14.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 33,496,398 km

• M1: 105,466 km (0.065 R)
• M2: 404,961 km (0.094 R)
• M3: 1,326,484 km (0.095 R)
• M4: 1,623,735 km (0.077 R)
• M5: 2,667,779 km (0.047 R)
• M6: 2,968,321 km (0.093 R)
• M7: 3,291,452 km (0.063 R)
• M8: 3,660,660 km (0.094 R)
• M9: 3,937,566 km (0.099 R)
• M10: 5,160,678 km (0.066 R)
• M11: 5,720,922 km (0.096 R)
• M12: 6,485,816 km (0.101 R)
• M13: 7,173,816 km (0.118 R)
• M14: 8,256,755 km (0.113 R)
• M15: 10,374,014 km (0.07 R)
• M16: 11,217,746 km (0.103 R)
• M17: 12,157,071 km (0.101 R)
• M18: 12,829,364 km (0.025 R)
• M19: 14,475,240 km (0.092 R)
• M20: 15,230,559 km (0.101 R)
• M21: 17,201,062 km (0.07 R)
• M22: 22,937,842 km (0.098 R)
• M23: 24,124,003 km (0.03 R)
• M24: 24,528,366 km (0.097 R)
• M25: 25,267,679 km (0.099 R)
• M26: 26,963,520 km (0.103 R)
• M27: 27,750,854 km (0.093 R)
• M28: 32,308,652 km (0.116 R)
• M29: 32,898,965 km (0.043 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: 272 - 18,445 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit