🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 14.8

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.57 AU - 0.77 AU

Year: 372 Days

Day: 9 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,149,070 km

• M1: 184,005 km (0.12 R)
• M2: 695,331 km (0.087 R)
• M3: 1,273,078 km (0.083 R)
• M4: 2,064,301 km (0.103 R)
• M5: 2,661,496 km (0.103 R)
• M6: 3,136,619 km (0.1 R)
• M7: 3,704,043 km (0.071 R)
• M8: 4,313,655 km (0.077 R)
• M9: 4,846,373 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.8

Radius: 9.7

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.84 AU - 1 AU

Year: 599 Days

Day: 11 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,149,070 km

• M1: 120,725 km (0.097 R)
• M2: 581,188 km (0.11 R)
• M3: 895,044 km (0.079 R)
• M4: 1,369,120 km (0.054 R)
• M5: 1,780,514 km (0.116 R)
• M6: 2,099,606 km (0.097 R)
• M7: 2,590,886 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.4

Radius: 12.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.65 AU - 1.73 AU

Year: 1490 Days

Day: 5.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,149,070 km

• M1: 150,495 km (0.105 R)
• M2: 688,001 km (0.09 R)
• M3: 1,150,557 km (0.097 R)
• M4: 1,659,788 km (0.104 R)
• M5: 2,193,703 km (0.117 R)
• M6: 3,104,904 km (0.11 R)
• M7: 3,525,723 km (0.088 R)
• M8: 4,301,836 km (0.078 R)
• M9: 7,876,926 km (0.107 R)
• M10: 8,354,443 km (0.119 R)
• M11: 8,824,629 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.2

Radius: 6.4

Gravity: 21.22 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.14 AU - 7.64 AU

Year: 10956 Days

Day: 21.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,149,070 km

• M1: 79,586 km (0.077 R)
• M2: 322,533 km (0.113 R)
• M3: 626,965 km (0.063 R)
• M4: 1,081,443 km (0.11 R)
• M5: 1,395,150 km (0.102 R)
• M6: 1,918,144 km (0.119 R)
• M7: 2,868,988 km (0.101 R)
• M8: 4,899,779 km (0.09 R)
• M9: 6,284,756 km (0.115 R)
• M10: 6,718,440 km (0.087 R)
• M11: 9,392,502 km (0.095 R)
• M12: 12,395,829 km (0.045 R)
• M13: 13,140,827 km (0.059 R)
• M14: 14,583,548 km (0.059 R)
• M15: 14,788,049 km (0.099 R)
• M16: 17,780,006 km (0.073 R)
• M17: 18,726,661 km (0.091 R)
• M18: 19,873,030 km (0.099 R)
• M19: 24,637,423 km (0.067 R)
• M20: 26,012,377 km (0.058 R)
• M21: 26,212,988 km (0.033 R)
• M22: 26,820,654 km (0.115 R)
• M23: 27,025,304 km (0.048 R)
• M24: 29,345,717 km (0.058 R)
• M25: 31,453,999 km (0.11 R)
• M26: 32,486,973 km (0.078 R)
• M27: 35,721,428 km (0.109 R)
• M28: 42,404,564 km (0.108 R)
• M29: 50,029,717 km (0.107 R)
• M30: 50,651,595 km (0.03 R)
• M31: 51,435,937 km (0.092 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 14,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit