🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.9

Radius: 11.7

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.08 AU - 1.32 AU

Year: 907 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,748,178 km

• M1: 147,055 km (0.027 R)
• M2: 530,624 km (0.078 R)
• M3: 1,008,888 km (0.05 R)
• M4: 1,473,240 km (0.072 R)
• M5: 1,870,721 km (0.083 R)
• M6: 2,288,249 km (0.067 R)
• M7: 2,699,793 km (0.072 R)
• M8: 3,193,615 km (0.036 R)
• M9: 4,138,326 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.6

Radius: 10.8

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.47 AU - 1.59 AU

Year: 1306 Days

Day: 8 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,748,178 km

• M1: 134,488 km (0.053 R)
• M2: 617,989 km (0.076 R)
• M3: 990,338 km (0.097 R)
• M4: 1,525,449 km (0.108 R)
• M5: 1,983,817 km (0.099 R)
• M6: 2,324,452 km (0.119 R)
• M7: 2,976,549 km (0.117 R)
• M8: 3,324,513 km (0.085 R)
• M9: 3,778,094 km (0.104 R)
• M10: 4,255,760 km (0.076 R)
• M11: 4,904,417 km (0.07 R)
• M12: 5,292,473 km (0.098 R)
• M13: 5,913,305 km (0.09 R)
• M14: 6,792,342 km (0.082 R)
• M15: 7,938,561 km (0.107 R)
• M16: 8,475,318 km (0.101 R)
• M17: 9,591,916 km (0.072 R)
• M18: 10,515,384 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.2

Radius: 8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.46 AU - 1.66 AU

Year: 1345 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 74.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,748,178 km

• M1: 99,483 km (0.104 R)
• M2: 362,924 km (0.084 R)
• M3: 825,032 km (0.118 R)
• M4: 1,114,803 km (0.119 R)
• M5: 1,494,632 km (0.08 R)
• M6: 2,547,951 km (0.112 R)
• M7: 2,889,932 km (0.085 R)
• M8: 3,532,604 km (0.059 R)
• M9: 4,606,866 km (0.093 R)
• M10: 7,188,926 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.2

Radius: 5.3

Gravity: 34.79 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.29 AU - 7.21 AU

Year: 10785 Days

Day: 18.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,748,178 km

• M1: 66,122 km (0.101 R)
• M2: 293,810 km (0.096 R)
• M3: 972,985 km (0.112 R)
• M4: 2,666,582 km (0.03 R)
• M5: 3,972,571 km (0.081 R)
• M6: 4,235,415 km (0.038 R)
• M7: 4,572,609 km (0.077 R)
• M8: 6,026,251 km (0.112 R)
• M9: 12,066,115 km (0.08 R)
• M10: 13,058,697 km (0.12 R)
• M11: 13,315,108 km (0.088 R)
• M12: 13,771,980 km (0.089 R)
• M13: 14,785,954 km (0.068 R)
• M14: 15,205,128 km (0.065 R)
• M15: 19,507,862 km (0.089 R)
• M16: 22,298,011 km (0.079 R)
• M17: 24,074,486 km (0.105 R)
• M18: 24,557,238 km (0.085 R)
• M19: 25,943,263 km (0.104 R)
• M20: 28,332,042 km (0.061 R)
• M21: 34,265,243 km (0.052 R)
• M22: 37,006,624 km (0.047 R)
• M23: 46,101,277 km (0.1 R)
• M24: 56,070,778 km (0.06 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 13,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit