🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.4

Radius: 14.3

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.51 AU - 0.73 AU

Year: 331 Days

Day: 14.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,007,487 km

• M1: 177,872 km (0.118 R)
• M2: 760,406 km (0.091 R)
• M3: 1,287,888 km (0.094 R)
• M4: 2,119,951 km (0.101 R)
• M5: 2,696,502 km (0.091 R)
• M6: 3,310,900 km (0.094 R)
• M7: 4,043,182 km (0.114 R)
• M8: 4,696,476 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.2

Radius: 12.6

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.86 AU - 1.02 AU

Year: 618 Days

Day: 7.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 80,007,487 km

• M1: 157,676 km (0.112 R)
• M2: 746,493 km (0.067 R)
• M3: 1,456,634 km (0.073 R)
• M4: 2,452,956 km (0.111 R)
• M5: 3,011,854 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.9

Radius: 12.7

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.94 AU - 1.14 AU

Year: 719 Days

Day: 8.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,007,487 km

• M1: 157,975 km (0.03 R)
• M2: 580,440 km (0.115 R)
• M3: 1,019,360 km (0.079 R)
• M4: 1,447,210 km (0.12 R)
• M5: 2,074,623 km (0.1 R)
• M6: 2,629,332 km (0.089 R)
• M7: 3,132,879 km (0.049 R)
• M8: 3,549,359 km (0.079 R)
• M9: 3,978,256 km (0.106 R)
• M10: 4,984,900 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.5

Radius: 13.5

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.59 AU - 1.75 AU

Year: 1464 Days

Day: 9.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,007,487 km

• M1: 167,849 km (0.03 R)
• M2: 678,277 km (0.054 R)
• M3: 1,103,434 km (0.083 R)
• M4: 1,641,238 km (0.102 R)
• M5: 2,281,816 km (0.111 R)
• M6: 3,325,561 km (0.102 R)
• M7: 4,417,476 km (0.054 R)
• M8: 6,174,054 km (0.058 R)
• M9: 7,680,055 km (0.061 R)
• M10: 8,387,504 km (0.086 R)
• M11: 9,450,397 km (0.082 R)
• M12: 9,932,700 km (0.092 R)
• M13: 11,769,912 km (0.118 R)
• M14: 12,634,139 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.7

Radius: 9.3

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.94 AU - 3.78 AU

Year: 4177 Days

Day: 5.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,007,487 km

• M1: 115,789 km (0.051 R)
• M2: 585,825 km (0.108 R)
• M3: 1,995,187 km (0.101 R)
• M4: 2,684,683 km (0.032 R)
• M5: 3,214,709 km (0.119 R)
• M6: 3,687,588 km (0.093 R)
• M7: 7,068,051 km (0.114 R)
• M8: 7,528,513 km (0.069 R)
• M9: 8,256,606 km (0.116 R)
• M10: 9,145,217 km (0.058 R)
• M11: 12,475,714 km (0.047 R)
• M12: 14,567,541 km (0.096 R)
• M13: 15,044,609 km (0.117 R)
• M14: 15,422,643 km (0.066 R)
• M15: 17,409,602 km (0.103 R)
• M16: 20,076,932 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.1

Radius: 11.3

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.16 AU - 4.54 AU

Year: 6154 Days

Day: 7.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,007,487 km

• M1: 140,472 km (0.098 R)
• M2: 571,165 km (0.112 R)
• M3: 1,307,037 km (0.093 R)
• M4: 2,118,904 km (0.033 R)
• M5: 4,225,990 km (0.065 R)
• M6: 4,693,932 km (0.11 R)
• M7: 5,342,140 km (0.115 R)
• M8: 6,049,139 km (0.118 R)
• M9: 6,509,452 km (0.082 R)
• M10: 6,957,647 km (0.103 R)
• M11: 7,725,234 km (0.096 R)
• M12: 9,780,110 km (0.079 R)
• M13: 11,321,567 km (0.092 R)
• M14: 11,819,129 km (0.115 R)
• M15: 12,592,850 km (0.088 R)
• M16: 13,181,517 km (0.108 R)
• M17: 15,177,302 km (0.1 R)
• M18: 15,660,354 km (0.098 R)
• M19: 16,913,086 km (0.116 R)
• M20: 17,696,082 km (0.119 R)
• M21: 18,639,895 km (0.091 R)
• M22: 22,055,214 km (0.113 R)
• M23: 23,466,820 km (0.101 R)
• M24: 26,123,977 km (0.069 R)
• M25: 28,516,945 km (0.089 R)
• M26: 29,532,415 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.1

Radius: 7.1

Gravity: 17.76 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.56 AU - 9.8 AU

Year: 18865 Days

Day: 23.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,007,487 km

• M1: 88,263 km (0.032 R)
• M2: 342,130 km (0.058 R)
• M3: 1,060,649 km (0.109 R)
• M4: 1,786,947 km (0.085 R)
• M5: 2,311,437 km (0.06 R)
• M6: 3,341,568 km (0.085 R)
• M7: 3,786,023 km (0.034 R)
• M8: 4,939,273 km (0.077 R)
• M9: 5,636,848 km (0.097 R)
• M10: 6,310,337 km (0.119 R)
• M11: 7,226,176 km (0.055 R)
• M12: 7,969,228 km (0.111 R)
• M13: 8,227,883 km (0.103 R)
• M14: 8,492,073 km (0.081 R)
• M15: 8,816,700 km (0.101 R)
• M16: 10,940,990 km (0.114 R)
• M17: 16,088,204 km (0.119 R)
• M18: 17,093,202 km (0.063 R)
• M19: 17,437,277 km (0.08 R)
• M20: 18,317,810 km (0.047 R)
• M21: 18,678,192 km (0.082 R)
• M22: 22,036,066 km (0.115 R)
• M23: 37,289,364 km (0.068 R)
• M24: 37,868,457 km (0.047 R)
• M25: 42,403,516 km (0.091 R)
• M26: 43,511,438 km (0.068 R)
• M27: 44,801,122 km (0.086 R)
• M28: 46,116,236 km (0.064 R)
• M29: 49,864,860 km (0.099 R)
• M30: 51,098,893 km (0.087 R)
• M31: 63,958,026 km (0.026 R)
• M32: 65,624,098 km (0.098 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: 380 - 15,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit