🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419

Radius: 9.7

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.69 AU - 0.77 AU

Year: 438 Days

Day: 11.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,210,451 km

• M1: 120,725 km (0.064 R)
• M2: 455,974 km (0.105 R)
• M3: 823,087 km (0.11 R)
• M4: 1,140,085 km (0.105 R)
• M5: 1,749,996 km (0.078 R)
• M6: 2,105,590 km (0.043 R)
• M7: 2,537,030 km (0.117 R)
• M8: 2,873,476 km (0.085 R)
• M9: 3,395,124 km (0.069 R)
• M10: 4,956,028 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.5

Radius: 13.4

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.23 AU - 1.31 AU

Year: 1006 Days

Day: 8.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 23,210,451 km

• M1: 166,652 km (0.111 R)
• M2: 766,091 km (0.076 R)
• M3: 1,240,914 km (0.12 R)
• M4: 1,976,038 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.7

Radius: 8.7

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.3 AU - 2.06 AU

Year: 1531 Days

Day: 7.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,210,451 km

• M1: 108,159 km (0.058 R)
• M2: 523,892 km (0.088 R)
• M3: 799,750 km (0.109 R)
• M4: 1,226,852 km (0.111 R)
• M5: 1,753,736 km (0.077 R)
• M6: 2,107,385 km (0.058 R)
• M7: 2,412,415 km (0.109 R)
• M8: 2,721,185 km (0.117 R)
• M9: 3,014,696 km (0.108 R)
• M10: 3,464,537 km (0.105 R)
• M11: 4,059,338 km (0.115 R)
• M12: 4,535,059 km (0.09 R)
• M13: 4,891,850 km (0.041 R)
• M14: 6,233,594 km (0.092 R)
• M15: 6,533,687 km (0.095 R)
• M16: 7,313,690 km (0.075 R)
• M17: 7,991,967 km (0.082 R)
• M18: 9,383,676 km (0.035 R)
• M19: 9,902,182 km (0.078 R)
• M20: 10,407,524 km (0.098 R)
• M21: 11,538,633 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.8

Radius: 10

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.81 AU - 2.19 AU

Year: 1988 Days

Day: 6.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,210,451 km

• M1: 124,615 km (0.051 R)
• M2: 450,738 km (0.074 R)
• M3: 957,127 km (0.045 R)
• M4: 1,601,595 km (0.077 R)
• M5: 3,758,198 km (0.072 R)
• M6: 4,487,787 km (0.088 R)
• M7: 4,997,466 km (0.082 R)
• M8: 7,512,955 km (0.116 R)
• M9: 10,433,703 km (0.105 R)
• M10: 10,944,431 km (0.107 R)
• M11: 11,832,892 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.9

Radius: 9.7

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.16 AU - 3.42 AU

Year: 3276 Days

Day: 6.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 23,210,451 km

• M1: 120,875 km (0.083 R)
• M2: 487,839 km (0.028 R)
• M3: 1,042,996 km (0.106 R)
• M4: 1,753,885 km (0.049 R)
• M5: 2,481,230 km (0.063 R)
• M6: 3,216,055 km (0.11 R)
• M7: 3,702,846 km (0.096 R)
• M8: 4,005,782 km (0.036 R)
• M9: 4,661,769 km (0.096 R)
• M10: 5,039,952 km (0.087 R)
• M11: 6,187,218 km (0.096 R)
• M12: 6,499,429 km (0.059 R)
• M13: 7,002,826 km (0.119 R)
• M14: 8,256,157 km (0.114 R)
• M15: 8,954,181 km (0.082 R)
• M16: 9,317,554 km (0.064 R)
• M17: 10,191,056 km (0.097 R)
• M18: 12,771,918 km (0.081 R)
• M19: 13,657,538 km (0.086 R)
• M20: 14,188,610 km (0.04 R)
• M21: 15,036,381 km (0.088 R)
• M22: 16,129,942 km (0.12 R)
• M23: 17,387,611 km (0.041 R)
• M24: 18,945,822 km (0.111 R)
• M25: 19,912,075 km (0.064 R)
• M26: 20,220,695 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.9

Radius: 9.8

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.64 AU - 3.74 AU

Year: 4005 Days

Day: 5.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,210,451 km

• M1: 126,410 km (0.1 R)
• M2: 522,994 km (0.094 R)
• M3: 892,650 km (0.069 R)
• M4: 1,217,128 km (0.025 R)
• M5: 1,724,863 km (0.112 R)
• M6: 2,596,271 km (0.094 R)
• M7: 3,025,318 km (0.087 R)
• M8: 4,026,427 km (0.098 R)
• M9: 4,375,289 km (0.073 R)
• M10: 4,936,431 km (0.069 R)
• M11: 8,315,846 km (0.063 R)
• M12: 8,956,873 km (0.118 R)
• M13: 9,862,389 km (0.079 R)
• M14: 12,945,601 km (0.054 R)
• M15: 13,660,530 km (0.028 R)
• M16: 14,502,317 km (0.096 R)
• M17: 16,453,522 km (0.106 R)
• M18: 19,854,929 km (0.079 R)
• M19: 21,919,230 km (0.06 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 16,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit