🌌 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: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.3

Radius: 14.4

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.54 AU - 0.82 AU

Year: 374 Days

Day: 13.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 5,688,342 km

• M1: 179,667 km (0.047 R)
• M2: 784,790 km (0.088 R)
• M3: 2,574,131 km (0.087 R)
• M4: 3,140,059 km (0.084 R)
• M5: 3,668,738 km (0.069 R)
• M6: 4,270,122 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.6

Radius: 8.4

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.64 AU - 0.84 AU

Year: 424 Days

Day: 7.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 5,688,342 km

• M1: 111,450 km (0.087 R)
• M2: 373,097 km (0.074 R)
• M3: 654,191 km (0.116 R)
• M4: 1,237,474 km (0.049 R)
• M5: 1,764,357 km (0.082 R)
• M6: 2,040,515 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202

Radius: 14.9

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.22 AU - 1.36 AU

Year: 977 Days

Day: 13.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 5,688,342 km

• M1: 185,352 km (0.096 R)
• M2: 959,820 km (0.115 R)
• M3: 3,285,169 km (0.055 R)
• M4: 4,185,300 km (0.05 R)
• M5: 6,380,948 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.4

Radius: 9.3

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.15 AU - 1.47 AU

Year: 1000 Days

Day: 12.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 5,688,342 km

• M1: 115,789 km (0.091 R)
• M2: 412,441 km (0.1 R)
• M3: 738,864 km (0.043 R)
• M4: 1,181,374 km (0.103 R)
• M5: 1,473,389 km (0.1 R)
• M6: 1,767,798 km (0.12 R)
• M7: 2,112,322 km (0.065 R)
• M8: 3,141,256 km (0.105 R)
• M9: 3,681,753 km (0.095 R)
• M10: 3,982,744 km (0.053 R)
• M11: 4,562,735 km (0.072 R)
• M12: 5,578,056 km (0.057 R)
• M13: 6,949,120 km (0.089 R)
• M14: 8,586,918 km (0.094 R)
• M15: 9,437,232 km (0.105 R)
• M16: 10,625,338 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.4

Radius: 10.4

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.41 AU - 1.87 AU

Year: 1401 Days

Day: 5.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 5,688,342 km

• M1: 129,552 km (0.086 R)
• M2: 459,116 km (0.112 R)
• M3: 792,270 km (0.106 R)
• M4: 1,288,935 km (0.084 R)
• M5: 1,643,333 km (0.117 R)
• M6: 1,986,809 km (0.028 R)
• M7: 2,567,847 km (0.112 R)
• M8: 3,168,034 km (0.118 R)
• M9: 4,087,463 km (0.064 R)
• M10: 4,437,073 km (0.116 R)
• M11: 5,585,835 km (0.061 R)
• M12: 6,374,216 km (0.107 R)
• M13: 7,051,595 km (0.085 R)
• M14: 7,421,550 km (0.095 R)
• M15: 7,832,047 km (0.106 R)
• M16: 8,971,085 km (0.088 R)
• M17: 9,854,760 km (0.088 R)
• M18: 10,418,893 km (0.091 R)
• M19: 13,649,459 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.5

Radius: 8.7

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.37 AU - 1.93 AU

Year: 1413 Days

Day: 8.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 5,688,342 km

• M1: 108,758 km (0.115 R)
• M2: 392,096 km (0.095 R)
• M3: 674,088 km (0.072 R)
• M4: 1,073,066 km (0.081 R)
• M5: 1,482,066 km (0.117 R)
• M6: 1,760,617 km (0.06 R)
• M7: 2,368,583 km (0.099 R)
• M8: 3,207,229 km (0.041 R)
• M9: 3,618,025 km (0.103 R)
• M10: 4,317,095 km (0.109 R)
• M11: 5,122,530 km (0.056 R)
• M12: 7,775,499 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.3

Radius: 11.3

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.43 AU - 2.01 AU

Year: 1504 Days

Day: 7.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 5,688,342 km

• M1: 140,472 km (0.117 R)
• M2: 510,877 km (0.084 R)
• M3: 1,339,499 km (0.088 R)
• M4: 2,046,050 km (0.111 R)
• M5: 6,091,177 km (0.094 R)
• M6: 7,669,733 km (0.045 R)
• M7: 8,501,797 km (0.093 R)
• M8: 9,477,175 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.2

Radius: 11.1

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.77 AU - 2.41 AU

Year: 2015 Days

Day: 13.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 5,688,342 km

• M1: 138,079 km (0.068 R)
• M2: 657,483 km (0.082 R)
• M3: 1,092,064 km (0.051 R)
• M4: 1,627,326 km (0.109 R)
• M5: 3,076,779 km (0.045 R)
• M6: 4,306,773 km (0.042 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 14,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit