🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.6

Radius: 12.6

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.46 AU - 0.62 AU

Year: 265 Days

Day: 11.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,675,593 km

• M1: 156,779 km (0.09 R)
• M2: 580,290 km (0.112 R)
• M3: 1,081,144 km (0.087 R)
• M4: 1,844,542 km (0.119 R)
• M5: 2,556,478 km (0.109 R)
• M6: 3,218,299 km (0.097 R)
• M7: 3,659,314 km (0.076 R)
• M8: 4,065,771 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.9

Radius: 13.1

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.81 AU - 1.05 AU

Year: 598 Days

Day: 8 Hours

Environment

Temp: -178 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,675,593 km

• M1: 162,912 km (0.067 R)
• M2: 577,747 km (0.107 R)
• M3: 1,263,504 km (0.094 R)
• M4: 1,686,716 km (0.084 R)
• M5: 2,206,569 km (0.071 R)
• M6: 3,220,693 km (0.071 R)
• M7: 3,630,591 km (0.116 R)
• M8: 4,366,014 km (0.118 R)
• M9: 4,989,837 km (0.114 R)
• M10: 6,355,516 km (0.096 R)
• M11: 7,769,665 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.7

Radius: 12.9

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.77 AU - 2.21 AU

Year: 1872 Days

Day: 11.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,675,593 km

• M1: 160,519 km (0.106 R)
• M2: 580,440 km (0.052 R)
• M3: 1,375,104 km (0.118 R)
• M4: 2,746,019 km (0.102 R)
• M5: 3,886,852 km (0.048 R)
• M6: 5,078,848 km (0.11 R)
• M7: 6,450,062 km (0.06 R)
• M8: 7,673,922 km (0.111 R)
• M9: 10,794,683 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.8

Radius: 11.4

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.49 AU - 4.79 AU

Year: 6665 Days

Day: 12.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,675,593 km

• M1: 142,866 km (0.105 R)
• M2: 573,409 km (0.112 R)
• M3: 1,321,996 km (0.054 R)
• M4: 2,033,334 km (0.099 R)
• M5: 2,451,161 km (0.113 R)
• M6: 3,186,584 km (0.108 R)
• M7: 3,595,435 km (0.118 R)
• M8: 4,625,417 km (0.114 R)
• M9: 5,414,994 km (0.092 R)
• M10: 7,334,634 km (0.103 R)
• M11: 7,782,530 km (0.062 R)
• M12: 9,452,341 km (0.108 R)
• M13: 11,646,942 km (0.065 R)
• M14: 12,413,631 km (0.09 R)
• M15: 12,997,063 km (0.096 R)
• M16: 14,391,315 km (0.057 R)
• M17: 15,154,414 km (0.116 R)
• M18: 16,634,086 km (0.111 R)
• M19: 17,018,703 km (0.085 R)
• M20: 18,073,218 km (0.08 R)
• M21: 19,170,668 km (0.083 R)
• M22: 20,973,921 km (0.042 R)
• M23: 23,927,282 km (0.059 R)
• M24: 24,499,942 km (0.113 R)
• M25: 25,587,968 km (0.06 R)
• M26: 28,769,017 km (0.086 R)
• M27: 30,359,093 km (0.073 R)
• M28: 30,933,997 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.1

Radius: 10

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.62 AU - 5.72 AU

Year: 6730 Days

Day: 8.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,675,593 km

• M1: 124,465 km (0.108 R)
• M2: 458,517 km (0.114 R)
• M3: 961,466 km (0.027 R)
• M4: 1,280,259 km (0.113 R)
• M5: 1,755,681 km (0.107 R)
• M6: 2,564,855 km (0.08 R)
• M7: 3,581,373 km (0.045 R)
• M8: 4,702,908 km (0.106 R)
• M9: 5,084,233 km (0.052 R)
• M10: 7,663,600 km (0.096 R)
• M11: 8,151,738 km (0.1 R)
• M12: 8,703,604 km (0.073 R)
• M13: 9,929,708 km (0.072 R)
• M14: 10,658,699 km (0.12 R)
• M15: 13,003,795 km (0.119 R)
• M16: 15,480,537 km (0.117 R)
• M17: 16,931,637 km (0.054 R)
• M18: 19,950,372 km (0.092 R)
• M19: 20,332,146 km (0.098 R)
• M20: 20,952,977 km (0.103 R)
• M21: 21,347,467 km (0.111 R)
• M22: 22,314,467 km (0.094 R)
• M23: 23,904,842 km (0.107 R)
• M24: 24,947,539 km (0.107 R)
• M25: 27,591,981 km (0.084 R)
• M26: 30,317,355 km (0.093 R)
• M27: 33,004,282 km (0.11 R)
• M28: 33,431,235 km (0.074 R)
• M29: 34,296,359 km (0.092 R)
• M30: 38,140,127 km (0.108 R)
• M31: 40,165,532 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.1

Radius: 4.6

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.78 AU - 10.3 AU

Year: 16642 Days

Day: 15.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,675,593 km

• M1: 75,547 km (0.064 R)
• M2: 275,260 km (0.112 R)
• M3: 496,815 km (0.099 R)
• M4: 1,726,659 km (0.092 R)
• M5: 2,933,315 km (0.071 R)
• M6: 3,405,596 km (0.11 R)
• M7: 4,761,401 km (0.052 R)
• M8: 6,119,750 km (0.094 R)
• M9: 7,157,061 km (0.082 R)
• M10: 11,816,137 km (0.065 R)
• M11: 12,035,897 km (0.026 R)
• M12: 20,439,557 km (0.109 R)
• M13: 26,467,902 km (0.108 R)
• M14: 30,703,317 km (0.087 R)
• M15: 32,926,791 km (0.026 R)
• M16: 33,911,743 km (0.056 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 19,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit