🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.2

Radius: 13.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.76 AU

Year: 380 Days

Day: 10 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,203,520 km

• M1: 162,912 km (0.117 R)
• M2: 636,090 km (0.106 R)
• M3: 1,075,758 km (0.089 R)
• M4: 1,493,585 km (0.093 R)
• M5: 2,015,532 km (0.025 R)
• M6: 2,502,772 km (0.089 R)
• M7: 2,971,911 km (0.068 R)
• M8: 3,564,768 km (0.11 R)
• M9: 4,102,123 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.1

Radius: 14.2

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.76 AU - 0.94 AU

Year: 498 Days

Day: 12.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 53,203,520 km

• M1: 176,825 km (0.078 R)
• M2: 1,018,313 km (0.05 R)
• M3: 1,492,089 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.4

Radius: 13.3

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.31 AU - 2.95 AU

Year: 2712 Days

Day: 5.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,203,520 km

• M1: 165,754 km (0.061 R)
• M2: 662,120 km (0.094 R)
• M3: 1,215,931 km (0.073 R)
• M4: 1,782,907 km (0.088 R)
• M5: 2,509,055 km (0.054 R)
• M6: 2,966,975 km (0.107 R)
• M7: 4,644,715 km (0.116 R)
• M8: 5,546,341 km (0.1 R)
• M9: 6,247,357 km (0.058 R)
• M10: 6,976,347 km (0.052 R)
• M11: 8,431,486 km (0.116 R)
• M12: 9,433,791 km (0.119 R)
• M13: 12,198,360 km (0.09 R)
• M14: 12,691,584 km (0.064 R)
• M15: 13,291,621 km (0.061 R)
• M16: 14,300,808 km (0.057 R)
• M17: 14,849,533 km (0.053 R)
• M18: 17,864,230 km (0.05 R)
• M19: 20,691,779 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.8

Radius: 12.8

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.98 AU - 6.6 AU

Year: 8858 Days

Day: 8.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,203,520 km

• M1: 159,172 km (0.088 R)
• M2: 1,414,298 km (0.085 R)
• M3: 2,417,502 km (0.079 R)
• M4: 2,922,544 km (0.095 R)
• M5: 3,922,456 km (0.085 R)
• M6: 4,707,845 km (0.086 R)
• M7: 5,595,559 km (0.039 R)
• M8: 6,349,233 km (0.106 R)
• M9: 7,244,277 km (0.079 R)
• M10: 7,939,309 km (0.079 R)
• M11: 9,919,087 km (0.087 R)
• M12: 11,123,798 km (0.116 R)
• M13: 12,102,767 km (0.102 R)
• M14: 12,640,721 km (0.104 R)
• M15: 13,822,394 km (0.06 R)
• M16: 14,590,131 km (0.081 R)
• M17: 15,573,737 km (0.075 R)
• M18: 17,064,480 km (0.105 R)
• M19: 21,476,719 km (0.082 R)
• M20: 25,443,755 km (0.094 R)
• M21: 27,140,794 km (0.094 R)
• M22: 31,157,945 km (0.053 R)
• M23: 38,706,355 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.7

Radius: 3.1

Gravity: 56.47 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.93 AU - 9.13 AU

Year: 13138 Days

Day: 16.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 53,203,520 km

• M1: 41,289 km (0.114 R)
• M2: 172,337 km (0.048 R)
• M3: 286,181 km (0.12 R)
• M4: 810,820 km (0.097 R)
• M5: 994,676 km (0.108 R)
• M6: 1,096,702 km (0.109 R)
• M7: 1,417,290 km (0.065 R)
• M8: 2,581,610 km (0.079 R)
• M9: 2,819,770 km (0.087 R)
• M10: 3,441,050 km (0.052 R)
• M11: 4,148,648 km (0.11 R)
• M12: 4,818,847 km (0.103 R)
• M13: 4,948,099 km (0.063 R)
• M14: 6,293,283 km (0.071 R)
• M15: 9,832,619 km (0.075 R)
• M16: 11,928,785 km (0.051 R)
• M17: 12,284,977 km (0.085 R)
• M18: 13,080,688 km (0.039 R)
• M19: 14,774,136 km (0.115 R)
• M20: 15,047,003 km (0.12 R)
• M21: 16,755,261 km (0.096 R)
• M22: 18,040,755 km (0.104 R)
• M23: 20,298,486 km (0.04 R)
• M24: 22,110,565 km (0.085 R)
• M25: 22,467,506 km (0.086 R)
• M26: 23,192,906 km (0.112 R)
• M27: 23,561,365 km (0.088 R)
• M28: 29,674,982 km (0.107 R)
• M29: 29,783,141 km (0.11 R)
• M30: 29,891,450 km (0.089 R)
• M31: 30,437,632 km (0.099 R)
• M32: 39,184,619 km (0.094 R)
• M33: 41,572,650 km (0.077 R)
• M34: 43,775,030 km (0.103 R)
• M35: 44,337,667 km (0.043 R)
• M36: 44,479,037 km (0.098 R)
• M37: 46,489,932 km (0.07 R)
• M38: 47,665,921 km (0.071 R)
• M39: 49,012,451 km (0.105 R)
• M40: 52,252,292 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 15,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit