🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.9

Radius: 8.7

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.47 AU - 0.55 AU

Year: 251 Days

Day: 14.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,112,185 km

• M1: 108,159 km (0.034 R)
• M2: 472,729 km (0.105 R)
• M3: 1,032,076 km (0.077 R)
• M4: 1,403,378 km (0.083 R)
• M5: 1,686,118 km (0.088 R)
• M6: 2,029,744 km (0.095 R)
• M7: 2,394,613 km (0.091 R)
• M8: 2,802,866 km (0.101 R)
• M9: 3,174,766 km (0.084 R)
• M10: 3,771,362 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.9

Radius: 9.3

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.71 AU - 0.83 AU

Year: 466 Days

Day: 14.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,112,185 km

• M1: 118,930 km (0.057 R)
• M2: 536,608 km (0.103 R)
• M3: 836,402 km (0.074 R)
• M4: 1,148,463 km (0.102 R)
• M5: 1,572,722 km (0.117 R)
• M6: 2,132,817 km (0.115 R)
• M7: 3,177,908 km (0.089 R)
• M8: 3,920,811 km (0.098 R)
• M9: 4,862,529 km (0.112 R)
• M10: 5,177,283 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.3

Radius: 12.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.89 AU - 1.19 AU

Year: 732 Days

Day: 10.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,112,185 km

• M1: 153,039 km (0.119 R)
• M2: 574,755 km (0.116 R)
• M3: 959,970 km (0.112 R)
• M4: 1,376,450 km (0.097 R)
• M5: 1,948,662 km (0.103 R)
• M6: 2,544,959 km (0.092 R)
• M7: 3,862,168 km (0.116 R)
• M8: 4,375,588 km (0.032 R)
• M9: 4,997,317 km (0.096 R)
• M10: 5,887,873 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.9

Radius: 13.1

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.5 AU - 1.66 AU

Year: 1371 Days

Day: 10.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,112,185 km

• M1: 162,912 km (0.12 R)
• M2: 609,013 km (0.058 R)
• M3: 1,187,957 km (0.067 R)
• M4: 1,615,358 km (0.061 R)
• M5: 2,269,699 km (0.088 R)
• M6: 3,761,638 km (0.12 R)
• M7: 4,177,072 km (0.087 R)
• M8: 4,623,322 km (0.119 R)
• M9: 5,230,839 km (0.102 R)
• M10: 6,716,346 km (0.108 R)
• M11: 8,363,718 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.2

Radius: 14.6

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.16 AU - 4.82 AU

Year: 5501 Days

Day: 10.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,112,185 km

• M1: 184,005 km (0.084 R)
• M2: 716,424 km (0.073 R)
• M3: 2,261,022 km (0.074 R)
• M4: 2,777,584 km (0.101 R)
• M5: 4,640,077 km (0.112 R)
• M6: 7,512,057 km (0.1 R)
• M7: 8,538,897 km (0.11 R)
• M8: 9,068,324 km (0.059 R)
• M9: 11,621,959 km (0.097 R)
• M10: 12,675,876 km (0.105 R)
• M11: 16,115,730 km (0.105 R)
• M12: 16,981,752 km (0.055 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: 547 - 18,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit