🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.5

Radius: 14.3

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.6 AU - 0.66 AU

Year: 345 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,955,974 km

• M1: 177,872 km (0.079 R)
• M2: 673,190 km (0.064 R)
• M3: 1,217,427 km (0.106 R)
• M4: 1,818,063 km (0.077 R)
• M5: 2,393,416 km (0.116 R)
• M6: 3,857,830 km (0.119 R)
• M7: 4,572,459 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 8.2

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.53 AU - 0.75 AU

Year: 353 Days

Day: 13.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 44,955,974 km

• M1: 102,774 km (0.029 R)
• M2: 382,522 km (0.104 R)
• M3: 669,750 km (0.118 R)
• M4: 1,634,656 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.5

Radius: 11.3

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.81 AU - 0.89 AU

Year: 541 Days

Day: 11.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,955,974 km

• M1: 140,622 km (0.096 R)
• M2: 546,780 km (0.116 R)
• M3: 924,216 km (0.117 R)
• M4: 1,448,556 km (0.09 R)
• M5: 1,817,764 km (0.073 R)
• M6: 2,241,275 km (0.115 R)
• M7: 2,687,227 km (0.081 R)
• M8: 3,216,504 km (0.118 R)
• M9: 3,585,263 km (0.051 R)
• M10: 4,214,022 km (0.077 R)
• M11: 4,997,317 km (0.117 R)
• M12: 5,764,754 km (0.062 R)
• M13: 6,548,946 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.3

Radius: 9.4

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2 AU - 2.28 AU

Year: 2161 Days

Day: 9.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,955,974 km

• M1: 117,135 km (0.07 R)
• M2: 426,354 km (0.109 R)
• M3: 778,507 km (0.036 R)
• M4: 1,275,172 km (0.039 R)
• M5: 1,716,187 km (0.06 R)
• M6: 2,100,952 km (0.064 R)
• M7: 2,555,431 km (0.114 R)
• M8: 3,004,224 km (0.052 R)
• M9: 4,692,287 km (0.066 R)
• M10: 6,106,435 km (0.1 R)
• M11: 7,186,532 km (0.097 R)
• M12: 8,417,274 km (0.088 R)
• M13: 9,172,294 km (0.074 R)
• M14: 10,816,973 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.6

Radius: 13

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.49 AU - 3.93 AU

Year: 3970 Days

Day: 9.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,955,974 km

• M1: 161,865 km (0.115 R)
• M2: 694,882 km (0.05 R)
• M3: 1,249,441 km (0.076 R)
• M4: 2,594,027 km (0.067 R)
• M5: 3,538,438 km (0.093 R)
• M6: 3,975,713 km (0.083 R)
• M7: 4,700,066 km (0.093 R)
• M8: 6,704,827 km (0.099 R)
• M9: 8,509,725 km (0.114 R)
• M10: 9,868,074 km (0.056 R)
• M11: 10,378,053 km (0.12 R)
• M12: 12,461,054 km (0.09 R)
• M13: 14,407,173 km (0.026 R)
• M14: 17,666,611 km (0.112 R)
• M15: 19,559,622 km (0.114 R)
• M16: 20,745,784 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.7

Radius: 7

Gravity: 13.28 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.39 AU - 5.95 AU

Year: 9319 Days

Day: 16.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,955,974 km

• M1: 87,216 km (0.114 R)
• M2: 319,391 km (0.115 R)
• M3: 591,360 km (0.076 R)
• M4: 839,842 km (0.033 R)
• M5: 1,072,018 km (0.083 R)
• M6: 1,613,114 km (0.102 R)
• M7: 2,077,466 km (0.079 R)
• M8: 2,707,871 km (0.097 R)
• M9: 3,340,520 km (0.093 R)
• M10: 4,775,314 km (0.076 R)
• M11: 5,365,776 km (0.069 R)
• M12: 6,542,663 km (0.085 R)
• M13: 6,804,908 km (0.087 R)
• M14: 7,882,611 km (0.069 R)
• M15: 8,751,326 km (0.067 R)
• M16: 10,832,382 km (0.095 R)
• M17: 12,071,052 km (0.055 R)
• M18: 13,163,416 km (0.088 R)
• M19: 18,789,941 km (0.044 R)
• M20: 20,571,203 km (0.084 R)
• M21: 21,708,895 km (0.057 R)
• M22: 22,973,895 km (0.112 R)
• M23: 24,109,342 km (0.071 R)
• M24: 27,642,246 km (0.075 R)
• M25: 29,633,393 km (0.053 R)
• M26: 29,940,069 km (0.066 R)
• M27: 31,293,631 km (0.036 R)
• M28: 33,565,723 km (0.116 R)
• M29: 34,459,421 km (0.055 R)
• M30: 35,945,376 km (0.079 R)
• M31: 38,922,075 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 19,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit