🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.3

Radius: 11.1

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.78 AU - 0.82 AU

Year: 485 Days

Day: 12.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,894,707 km

• M1: 138,228 km (0.089 R)
• M2: 555,158 km (0.065 R)
• M3: 990,488 km (0.097 R)
• M4: 1,373,308 km (0.078 R)
• M5: 1,891,515 km (0.056 R)
• M6: 2,326,097 km (0.087 R)
• M7: 2,990,312 km (0.11 R)
• M8: 3,754,009 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.3

Radius: 10.3

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.2 AU - 1.54 AU

Year: 1088 Days

Day: 8.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,894,707 km

• M1: 128,056 km (0.095 R)
• M2: 479,312 km (0.113 R)
• M3: 850,015 km (0.067 R)
• M4: 1,316,910 km (0.035 R)
• M5: 1,881,792 km (0.071 R)
• M6: 2,414,061 km (0.076 R)
• M7: 3,341,268 km (0.095 R)
• M8: 3,712,122 km (0.093 R)
• M9: 4,729,387 km (0.105 R)
• M10: 5,516,721 km (0.117 R)
• M11: 6,428,819 km (0.107 R)
• M12: 6,816,577 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.9

Radius: 10.1

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.17 AU - 1.93 AU

Year: 1309 Days

Day: 14.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,894,707 km

• M1: 126,261 km (0.084 R)
• M2: 475,572 km (0.084 R)
• M3: 817,403 km (0.064 R)
• M4: 1,380,340 km (0.099 R)
• M5: 1,728,304 km (0.098 R)
• M6: 2,118,156 km (0.118 R)
• M7: 2,635,615 km (0.117 R)
• M8: 3,144,846 km (0.036 R)
• M9: 3,951,029 km (0.087 R)
• M10: 4,360,479 km (0.078 R)
• M11: 5,137,789 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.4

Radius: 12

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.73 AU - 2.41 AU

Year: 2020 Days

Day: 12 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,894,707 km

• M1: 149,448 km (0.101 R)
• M2: 707,897 km (0.09 R)
• M3: 1,537,717 km (0.12 R)
• M4: 2,360,505 km (0.049 R)
• M5: 4,262,941 km (0.03 R)
• M6: 4,804,036 km (0.112 R)
• M7: 5,619,794 km (0.111 R)
• M8: 6,629,430 km (0.084 R)
• M9: 7,302,022 km (0.089 R)
• M10: 7,843,267 km (0.11 R)
• M11: 8,503,293 km (0.068 R)
• M12: 9,038,255 km (0.105 R)
• M13: 10,037,419 km (0.101 R)
• M14: 12,333,896 km (0.107 R)
• M15: 13,689,701 km (0.07 R)
• M16: 14,469,854 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.1

Radius: 13

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.19 AU - 2.55 AU

Year: 2475 Days

Day: 9.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,894,707 km

• M1: 162,014 km (0.107 R)
• M2: 675,883 km (0.053 R)
• M3: 1,252,134 km (0.036 R)
• M4: 1,851,423 km (0.073 R)
• M5: 2,265,211 km (0.108 R)
• M6: 2,863,004 km (0.036 R)
• M7: 3,405,147 km (0.101 R)
• M8: 4,741,205 km (0.081 R)
• M9: 6,267,702 km (0.095 R)
• M10: 7,665,245 km (0.069 R)
• M11: 8,952,685 km (0.066 R)
• M12: 9,900,088 km (0.087 R)
• M13: 10,758,780 km (0.063 R)
• M14: 13,590,069 km (0.083 R)
• M15: 15,177,452 km (0.042 R)
• M16: 16,116,627 km (0.101 R)
• M17: 16,729,679 km (0.105 R)
• M18: 17,146,908 km (0.106 R)
• M19: 17,678,130 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.1

Radius: 10.7

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.24 AU - 4.92 AU

Year: 6648 Days

Day: 5.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,894,707 km

• M1: 133,142 km (0.105 R)
• M2: 731,534 km (0.097 R)
• M3: 1,265,598 km (0.079 R)
• M4: 1,795,025 km (0.118 R)
• M5: 2,485,868 km (0.105 R)
• M6: 3,193,466 km (0.094 R)
• M7: 4,106,312 km (0.032 R)
• M8: 4,555,106 km (0.065 R)
• M9: 6,338,911 km (0.111 R)
• M10: 7,050,248 km (0.092 R)
• M11: 9,964,415 km (0.11 R)
• M12: 10,534,233 km (0.107 R)
• M13: 12,054,148 km (0.063 R)
• M14: 13,033,415 km (0.045 R)
• M15: 15,713,162 km (0.105 R)
• M16: 17,283,192 km (0.094 R)
• M17: 19,462,683 km (0.087 R)
• M18: 20,353,538 km (0.114 R)
• M19: 21,193,830 km (0.093 R)
• M20: 22,618,450 km (0.09 R)
• M21: 30,910,660 km (0.115 R)
• M22: 34,000,006 km (0.084 R)
• M23: 37,516,004 km (0.091 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: 344 - 11,061 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit