🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.1

Radius: 11.3

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.01 AU - 1.07 AU

Year: 685 Days

Day: 8.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,324,236 km

• M1: 140,772 km (0.104 R)
• M2: 662,120 km (0.1 R)
• M3: 1,090,269 km (0.071 R)
• M4: 1,484,609 km (0.036 R)
• M5: 1,948,811 km (0.119 R)
• M6: 2,304,406 km (0.083 R)
• M7: 2,659,850 km (0.098 R)
• M8: 3,174,766 km (0.114 R)
• M9: 3,590,349 km (0.116 R)
• M10: 4,191,134 km (0.049 R)
• M11: 4,611,953 km (0.053 R)
• M12: 5,252,232 km (0.089 R)
• M13: 5,612,463 km (0.07 R)
• M14: 6,362,996 km (0.094 R)
• M15: 6,942,089 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.4

Radius: 11.8

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.04 AU - 1.4 AU

Year: 870 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 76,324,236 km

• M1: 146,756 km (0.102 R)
• M2: 714,928 km (0.116 R)
• M3: 1,087,128 km (0.103 R)
• M4: 3,535,297 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.8

Radius: 14.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.52 AU - 1.82 AU

Year: 1393 Days

Day: 14.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,324,236 km

• M1: 183,557 km (0.104 R)
• M2: 687,552 km (0.12 R)
• M3: 1,171,950 km (0.102 R)
• M4: 2,411,518 km (0.072 R)
• M5: 4,204,747 km (0.09 R)
• M6: 5,227,997 km (0.081 R)
• M7: 6,587,991 km (0.066 R)
• M8: 7,137,314 km (0.079 R)
• M9: 9,138,036 km (0.067 R)
• M10: 9,852,217 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.1

Radius: 10.9

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.57 AU - 3.31 AU

Year: 3255 Days

Day: 12.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,324,236 km

• M1: 135,536 km (0.075 R)
• M2: 505,940 km (0.077 R)
• M3: 1,028,635 km (0.053 R)
• M4: 1,850,226 km (0.092 R)
• M5: 2,353,922 km (0.117 R)
• M6: 3,236,700 km (0.096 R)
• M7: 3,677,415 km (0.103 R)
• M8: 4,054,551 km (0.076 R)
• M9: 5,469,149 km (0.118 R)
• M10: 6,372,570 km (0.037 R)
• M11: 6,948,971 km (0.06 R)
• M12: 9,757,072 km (0.116 R)
• M13: 10,135,256 km (0.076 R)
• M14: 17,053,559 km (0.059 R)
• M15: 17,547,830 km (0.117 R)
• M16: 18,278,765 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.2

Radius: 5.4

Gravity: 33.96 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.43 AU - 9.07 AU

Year: 16712 Days

Day: 22.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,324,236 km

• M1: 69,264 km (0.083 R)
• M2: 299,645 km (0.108 R)
• M3: 743,501 km (0.105 R)
• M4: 1,108,221 km (0.052 R)
• M5: 1,287,439 km (0.111 R)
• M6: 1,777,223 km (0.051 R)
• M7: 1,946,268 km (0.059 R)
• M8: 2,273,588 km (0.091 R)
• M9: 2,636,962 km (0.069 R)
• M10: 2,959,794 km (0.119 R)
• M11: 3,225,928 km (0.092 R)
• M12: 3,507,771 km (0.071 R)
• M13: 3,929,786 km (0.12 R)
• M14: 4,452,930 km (0.064 R)
• M15: 4,695,877 km (0.119 R)
• M16: 6,431,063 km (0.094 R)
• M17: 6,923,838 km (0.11 R)
• M18: 9,204,458 km (0.102 R)
• M19: 10,422,633 km (0.087 R)
• M20: 14,041,256 km (0.113 R)
• M21: 14,945,874 km (0.069 R)
• M22: 16,870,301 km (0.09 R)
• M23: 19,135,064 km (0.044 R)
• M24: 20,625,058 km (0.107 R)
• M25: 23,002,468 km (0.085 R)
• M26: 25,777,508 km (0.118 R)
• M27: 37,238,201 km (0.052 R)
• M28: 46,076,892 km (0.118 R)
• M29: 49,080,369 km (0.108 R)
• M30: 50,803,886 km (0.065 R)
• M31: 54,737,113 km (0.113 R)
• M32: 57,343,108 km (0.118 R)
• M33: 58,868,557 km (0.104 R)
• M34: 62,000,538 km (0.074 R)
• M35: 72,280,006 km (0.117 R)
• M36: 72,722,218 km (0.099 R)
• M37: 72,943,922 km (0.108 R)
• M38: 74,059,323 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 15,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit