🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256

Radius: 11.9

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.56 AU - 0.8 AU

Year: 394 Days

Day: 5.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 49,136,019 km

• M1: 147,952 km (0.053 R)
• M2: 754,422 km (0.104 R)
• M3: 1,181,374 km (0.079 R)
• M4: 1,727,556 km (0.118 R)
• M5: 2,255,786 km (0.066 R)
• M6: 3,215,606 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.7

Radius: 11.3

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.58 AU - 0.9 AU

Year: 447 Days

Day: 14.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,136,019 km

• M1: 149,149 km (0.095 R)
• M2: 807,829 km (0.102 R)
• M3: 1,664,725 km (0.059 R)
• M4: 2,104,692 km (0.079 R)
• M5: 2,708,021 km (0.11 R)
• M6: 3,515,849 km (0.1 R)
• M7: 3,888,797 km (0.119 R)
• M8: 4,518,903 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408

Radius: 8.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.82 AU - 4.9 AU

Year: 7531 Days

Day: 8.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,136,019 km

• M1: 106,364 km (0.106 R)
• M2: 1,257,520 km (0.078 R)
• M3: 1,631,365 km (0.086 R)
• M4: 2,677,203 km (0.1 R)
• M5: 3,971,973 km (0.109 R)
• M6: 5,087,076 km (0.111 R)
• M7: 7,328,800 km (0.065 R)
• M8: 8,346,813 km (0.118 R)
• M9: 9,370,811 km (0.112 R)
• M10: 11,765,573 km (0.073 R)
• M11: 15,061,962 km (0.05 R)
• M12: 29,455,671 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.7

Radius: 6.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.27 AU - 10.43 AU

Year: 20097 Days

Day: 22.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,136,019 km

• M1: 76,893 km (0.091 R)
• M2: 269,426 km (0.091 R)
• M3: 549,922 km (0.047 R)
• M4: 1,129,913 km (0.11 R)
• M5: 1,594,713 km (0.035 R)
• M6: 1,871,170 km (0.113 R)
• M7: 2,215,544 km (0.09 R)
• M8: 2,520,874 km (0.091 R)
• M9: 4,283,585 km (0.078 R)
• M10: 5,366,973 km (0.105 R)
• M11: 5,954,444 km (0.037 R)
• M12: 7,338,524 km (0.061 R)
• M13: 7,588,502 km (0.035 R)
• M14: 8,327,665 km (0.091 R)
• M15: 10,049,686 km (0.084 R)
• M16: 10,254,635 km (0.089 R)
• M17: 11,321,417 km (0.071 R)
• M18: 11,655,469 km (0.106 R)
• M19: 17,048,173 km (0.104 R)
• M20: 17,709,396 km (0.104 R)
• M21: 18,387,523 km (0.086 R)
• M22: 19,476,596 km (0.033 R)
• M23: 23,268,004 km (0.092 R)
• M24: 25,764,044 km (0.065 R)
• M25: 26,830,229 km (0.032 R)
• M26: 27,225,167 km (0.091 R)
• M27: 28,127,840 km (0.12 R)
• M28: 28,843,517 km (0.091 R)
• M29: 29,466,741 km (0.066 R)
• M30: 39,157,093 km (0.08 R)
• M31: 44,575,378 km (0.026 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 19,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit