🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.6

Radius: 12.9

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.29 AU - 2.05 AU

Year: 1517 Days

Day: 9.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,418,826 km

• M1: 160,519 km (0.032 R)
• M2: 572,361 km (0.027 R)
• M3: 1,029,084 km (0.119 R)
• M4: 1,542,504 km (0.11 R)
• M5: 2,070,734 km (0.102 R)
• M6: 2,539,125 km (0.104 R)
• M7: 2,985,674 km (0.068 R)
• M8: 3,708,980 km (0.106 R)
• M9: 4,270,870 km (0.111 R)
• M10: 4,797,305 km (0.083 R)
• M11: 5,586,732 km (0.072 R)
• M12: 6,109,427 km (0.108 R)
• M13: 6,849,488 km (0.079 R)
• M14: 7,573,392 km (0.093 R)
• M15: 8,864,871 km (0.074 R)
• M16: 9,519,511 km (0.075 R)
• M17: 10,267,500 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.4

Radius: 11

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.72 AU - 1.76 AU

Year: 1613 Days

Day: 11.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,418,826 km

• M1: 136,882 km (0.077 R)
• M2: 524,341 km (0.064 R)
• M3: 882,029 km (0.118 R)
• M4: 1,427,912 km (0.087 R)
• M5: 2,190,861 km (0.102 R)
• M6: 2,678,400 km (0.109 R)
• M7: 3,237,747 km (0.08 R)
• M8: 3,652,731 km (0.064 R)
• M9: 4,031,663 km (0.101 R)
• M10: 4,398,776 km (0.073 R)
• M11: 4,930,147 km (0.075 R)
• M12: 5,525,996 km (0.062 R)
• M13: 6,684,033 km (0.082 R)
• M14: 7,550,653 km (0.104 R)
• M15: 8,669,645 km (0.116 R)
• M16: 9,128,312 km (0.078 R)
• M17: 11,596,079 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.7

Radius: 14.5

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.57 AU - 2.49 AU

Year: 2033 Days

Day: 8.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,418,826 km

• M1: 181,163 km (0.051 R)
• M2: 747,989 km (0.118 R)
• M3: 1,562,251 km (0.077 R)
• M4: 2,143,887 km (0.08 R)
• M5: 4,519,651 km (0.042 R)
• M6: 5,448,055 km (0.099 R)
• M7: 6,546,852 km (0.049 R)
• M8: 8,804,882 km (0.095 R)
• M9: 10,671,265 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.9

Radius: 12.5

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.07 AU - 2.47 AU

Year: 2404 Days

Day: 9.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,418,826 km

• M1: 159,023 km (0.075 R)
• M2: 634,445 km (0.113 R)
• M3: 1,023,399 km (0.057 R)
• M4: 1,873,564 km (0.048 R)
• M5: 2,350,183 km (0.102 R)
• M6: 2,767,860 km (0.069 R)
• M7: 3,304,019 km (0.1 R)
• M8: 3,870,247 km (0.119 R)
• M9: 5,317,456 km (0.073 R)
• M10: 6,697,497 km (0.118 R)
• M11: 7,395,670 km (0.06 R)
• M12: 7,856,431 km (0.106 R)
• M13: 8,467,539 km (0.04 R)
• M14: 9,604,183 km (0.086 R)
• M15: 12,779,697 km (0.057 R)
• M16: 13,265,142 km (0.038 R)
• M17: 14,509,198 km (0.069 R)
• M18: 15,779,284 km (0.079 R)
• M19: 16,596,986 km (0.069 R)
• M20: 17,335,401 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.8

Radius: 7.9

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.96 AU - 10.98 AU

Year: 20485 Days

Day: 22.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,418,826 km

• M1: 98,286 km (0.119 R)
• M2: 373,247 km (0.106 R)
• M3: 696,976 km (0.069 R)
• M4: 1,572,274 km (0.112 R)
• M5: 2,028,248 km (0.051 R)
• M6: 2,762,175 km (0.089 R)
• M7: 3,176,561 km (0.069 R)
• M8: 4,602,678 km (0.073 R)
• M9: 5,417,537 km (0.05 R)
• M10: 6,195,895 km (0.086 R)
• M11: 6,724,574 km (0.098 R)
• M12: 8,074,994 km (0.099 R)
• M13: 8,868,611 km (0.081 R)
• M14: 9,771,284 km (0.04 R)
• M15: 12,916,729 km (0.069 R)
• M16: 18,854,717 km (0.057 R)
• M17: 23,027,002 km (0.111 R)
• M18: 24,942,603 km (0.105 R)
• M19: 25,272,017 km (0.102 R)
• M20: 28,248,716 km (0.114 R)
• M21: 29,575,499 km (0.057 R)
• M22: 32,613,832 km (0.11 R)
• M23: 40,651,277 km (0.096 R)
• M24: 45,368,247 km (0.099 R)
• M25: 51,850,622 km (0.112 R)
• M26: 59,508,387 km (0.086 R)
• M27: 62,488,227 km (0.108 R)
• M28: 67,886,467 km (0.07 R)
• M29: 68,959,083 km (0.081 R)
• M30: 72,914,002 km (0.057 R)
• M31: 73,587,492 km (0.069 R)
• M32: 76,785,595 km (0.059 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 10,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit